Q_Id int64 337 49.3M | CreationDate stringlengths 23 23 | Users Score int64 -42 1.15k | Other int64 0 1 | Python Basics and Environment int64 0 1 | System Administration and DevOps int64 0 1 | Tags stringlengths 6 105 | A_Id int64 518 72.5M | AnswerCount int64 1 64 | is_accepted bool 2
classes | Web Development int64 0 1 | GUI and Desktop Applications int64 0 1 | Answer stringlengths 6 11.6k | Available Count int64 1 31 | Q_Score int64 0 6.79k | Data Science and Machine Learning int64 0 1 | Question stringlengths 15 29k | Title stringlengths 11 150 | Score float64 -1 1.2 | Database and SQL int64 0 1 | Networking and APIs int64 0 1 | ViewCount int64 8 6.81M |
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48,542,418 | 2018-01-31T12:37:00.000 | 0 | 0 | 0 | 0 | python,import,packages | 49,105,522 | 1 | true | 0 | 0 | Just change this instruction: conda create -n tensorflow pip python=3.5
to: conda create -n tensorflow pip python=3.5 -spyder. | 1 | 0 | 1 | I have been working with Anaconda, Python 3.5 and Win 7. Having been obliged to work with TensorFlow, I installed and run it. For the first time it worked but for the second time, I got the error : "tensor flow module not found". I uninstalled and installed it again and got the same error. Switching to windows 10, pyth... | Unsuccessfully Running TensorFlow Package on Windows and Python | 1.2 | 0 | 0 | 39 |
48,542,904 | 2018-01-31T13:04:00.000 | 0 | 1 | 0 | 0 | python,python-3.x,selenium | 48,543,491 | 1 | false | 1 | 0 | After reading through the Selenium code and playing in the interpreter, it appears there is no way to retrieve the current implicit_wait value. This is a great opportunity to add a wrapper to your framework. The wrapper should be used any time a user wants to change the implicit wait value. The wrapper would store the ... | 1 | 0 | 0 | I have automation scripts where the implicitly_wait is parametrized so that the user will be able to set it. I have a default value of 20 seconds which I am aware of but there is a chance that the user has set it with a different value.
In one of my methods I would like to change the implicitly_wait (to lower it as muc... | How can I view the implicitly_wait that the webdriver was set with? | 0 | 0 | 1 | 31 |
48,543,257 | 2018-01-31T13:23:00.000 | 0 | 0 | 0 | 0 | python,statistics | 48,544,648 | 1 | true | 0 | 0 | So after some research, here is my answer.
Bootstrapping is for either 1D array or 2D (also referred to as pairs bootstrap) of any columns of data (only columns) while oversampling is for the minority class in the dataset (rows + columns).
Bootstrapping is less popular for binary classification with 100+ features as i... | 1 | 0 | 1 | Oversampled data as in those created by the SMOTHE and ADASYN method.
Simulated data as in those created by statistics, using extreme mean values, bootstrapping and measuring performance with the p-value.
The application is to increase the minority class of underrepresented data using python. | What is the difference between oversampling minority data and simulating minority data? | 1.2 | 0 | 0 | 39 |
48,545,255 | 2018-01-31T15:03:00.000 | 3 | 0 | 1 | 0 | python,visual-studio-2015,static-libraries,libcmtd | 49,984,841 | 1 | true | 0 | 0 | This is what I needed to do to build and use python statically embedded in another application.
To build the static python library (e.g., python36_d.lib, python36.lib)
Convert ALL projects in the python solution (pcbuild.sln) to static. This is about 40 projects, so it may take awhile. This includes setting library... | 1 | 2 | 0 | I am working with the 3.6.4 source release of Python. I have no trouble building it with Visual Studio as a dynamic library (/MDd) I can link the Python .dll to my own code and verify its operation.
But when I build it (and my code) with (/MTd) it soon runs off the rails when I try to open a file with a Python program.... | I cannot build python.dll as a static library (/MTd) using Visual Studio | 1.2 | 0 | 0 | 1,688 |
48,545,999 | 2018-01-31T15:42:00.000 | -1 | 0 | 1 | 0 | python,buffer,metasploit | 48,546,198 | 3 | false | 0 | 0 | They use Metasploit, msfvenom to be more specific, to create or generate shellcodes specially for crafted or exploited file such as documents (docs, ppt, xls, etc) with different encoding. | 1 | 1 | 0 | this is my first post on here so please excuse me if I have made any mistakes.
So, I was browsing around on the Metasploit page, and I found these strange types of codes. I tried searching it on google and on here, but couldn't find any other questions and answers like I had. I also noticed that Elliot used the method ... | What does the "\x5b\x4d\x6f etc.." mean in Python? | -0.066568 | 0 | 0 | 1,314 |
48,547,573 | 2018-01-31T17:01:00.000 | 0 | 0 | 1 | 0 | python,virtualenv,spyder | 48,555,924 | 1 | false | 0 | 0 | (Spyder maintainer here) You need to select a valid Python interpreter inside your virtualenv for that setting to take effect (e.g. /usr/bin/python3 on Linux).
It seems you're not selecting a valid interpreter or you're merely selecting the directory of the virtualenv. That's why that setting is not taking effect. | 1 | 0 | 0 | I have tried using Tools-Preferences-Python Interpreter to point it to the local venv, but it gives me an error "you selected an invalid python interpreter". I am using spyder 3.1.4. The virtual environment is based on python3. | I can not connect spyder3 to a python virtual environment | 0 | 0 | 0 | 354 |
48,549,453 | 2018-01-31T18:51:00.000 | -1 | 1 | 0 | 0 | python,r,twitter,tweepy,twython | 48,580,106 | 2 | false | 0 | 0 | Twitter api provides historical data for a hashtag only up to past 10 days. There is no limit on number of tweets but they have put limitation on time.
There is no way to get historical data related to a hashtag past 10 days except:
You have access to their premium api (Twitter has recently launched its premium api wh... | 1 | 1 | 0 | I am trying to model the spread of information on Twitter, so I need the number of tweets with specific hashtags and the time each tweet was posted. If possible I would also like to restrict the time period for which I am searching. So if I were examining tweets with the hashtag #ABC, I would like to know that there we... | How can I get the number of tweets associated with a certain hashtag, and the timestamp of those tweets? | -0.099668 | 0 | 1 | 1,686 |
48,550,201 | 2018-01-31T19:41:00.000 | 15 | 0 | 0 | 0 | python,tensorflow,machine-learning,keras,artificial-intelligence | 48,550,825 | 3 | true | 0 | 0 | Yes, train_on_batch trains using a single batch only and once.
While fit trains many batches for many epochs. (Each batch causes an update in weights).
The idea of using train_on_batch is probably to do more things yourself between each batch. | 2 | 12 | 1 | I saw a sample of code (too big to paste here) where the author used model.train_on_batch(in, out) instead of model.fit(in, out). The official documentation of Keras says:
Single gradient update over one batch of samples.
But I don't get it. Is it the same as fit(), but instead of doing many feed-forward and backpro... | What does train_on_batch() do in keras model? | 1.2 | 0 | 0 | 13,182 |
48,550,201 | 2018-01-31T19:41:00.000 | 0 | 0 | 0 | 0 | python,tensorflow,machine-learning,keras,artificial-intelligence | 62,452,563 | 3 | false | 0 | 0 | The method fit of the model train the model for one pass through the data you gave it, however because of the limitations in memory (especially GPU memory), we can't train on a big number of samples at once, so we need to divide this data into small piece called mini-batches (or just batchs). The methode fit of keras m... | 2 | 12 | 1 | I saw a sample of code (too big to paste here) where the author used model.train_on_batch(in, out) instead of model.fit(in, out). The official documentation of Keras says:
Single gradient update over one batch of samples.
But I don't get it. Is it the same as fit(), but instead of doing many feed-forward and backpro... | What does train_on_batch() do in keras model? | 0 | 0 | 0 | 13,182 |
48,553,303 | 2018-01-31T23:47:00.000 | 2 | 0 | 0 | 0 | python,python-3.x,pandas,csv | 48,553,586 | 3 | false | 0 | 0 | df.to_csv('output.tsv', sep='\t')
Will separate the values with tabs instead of commas.
.tsv is tab separated value file | 1 | 3 | 1 | I want to write a pandas dataframe to csv. One of the columns of the df has entries which are lists, e.g. [1, 2], [3, 4], ...
When I use df.to_csv('output.csv') and I open the output csv file, the commas are gone. That is, the corresponding column of the csv has entries [1 2], [3 4], ....
Is there a way to write a ... | Writing dataframe to csv WITHOUT removing commas | 0.132549 | 0 | 0 | 7,416 |
48,553,336 | 2018-01-31T23:50:00.000 | 0 | 0 | 1 | 0 | python,opencv,camera | 48,553,481 | 1 | false | 0 | 0 | Yes, 3 cameras should be sufficient to locate an object in 3D space. If we know the (X,Y,Z) coordinates of each camera and the angle to the object from each camera, we can construct 3 lines each going thru a camera and towards the object. All 3 will only cross in one place - which is at the object. | 1 | 0 | 0 | I am doing project on person re-identification within a single room with the concept of appearance model and person actual location. My setup is, I have 3 camera inside a single room(overlapping). These cameras detect person and calculate the appearance model for that person along with its exact location within the r... | Camera orientation and Object location identificaiton in 3D Coordinate system | 0 | 0 | 0 | 182 |
48,554,394 | 2018-02-01T02:17:00.000 | 0 | 0 | 1 | 0 | python,set,combinations,counter | 48,554,518 | 2 | false | 0 | 0 | Based on the edit you could make an object for each value. It could hold the number of times you have used the element and the element itself. When you find you have used an element three times, remove it from the list | 1 | 0 | 0 | I have the following situation:
I am generating n combinations of size 3 from, made from n values. Each kth combination [0...n] is pulled from a pool of values, located in the kth index of a list of n sets. Each value can appear 3 times. So if I have 10 values, then I have a list of size 10. Each index holds a set ... | Keeping count of values available from among multiple sets | 0 | 0 | 0 | 37 |
48,555,860 | 2018-02-01T05:22:00.000 | 0 | 0 | 0 | 0 | python,apache-spark,pyspark,spark-dataframe | 50,587,505 | 2 | false | 0 | 0 | In order to see whether there is any impact, you can try two things:
Write the data back to the file system. Once with the original type and anther time with your optimisation. Compare size on disk.
Try calling collect on the dataframe and look at the driver memory in your OS's system monitor, make sure to induce a ga... | 2 | 5 | 1 | I'm reading in a large amount of data via parquet files into dataframes. I noticed a vast amount of the columns either have 1,0,-1 as values and thus could be converted from Ints to Byte types to save memory.
I wrote a function to do just that and return a new dataframe with the values casted as bytes, however when lo... | PySpark casting IntegerTypes to ByteType for optimization | 0 | 0 | 0 | 339 |
48,555,860 | 2018-02-01T05:22:00.000 | 0 | 0 | 0 | 0 | python,apache-spark,pyspark,spark-dataframe | 48,645,854 | 2 | false | 0 | 0 | TL;DR It might be useful, but in practice impact might be much smaller than you think.
As you noticed:
the memory of the dataframe in the UI, I see it saved as just a transformation from the original dataframe and not as a new dataframe itself, thus taking the same amount of memory.
For storage, Spark uses in-memory ... | 2 | 5 | 1 | I'm reading in a large amount of data via parquet files into dataframes. I noticed a vast amount of the columns either have 1,0,-1 as values and thus could be converted from Ints to Byte types to save memory.
I wrote a function to do just that and return a new dataframe with the values casted as bytes, however when lo... | PySpark casting IntegerTypes to ByteType for optimization | 0 | 0 | 0 | 339 |
48,558,085 | 2018-02-01T08:13:00.000 | 4 | 0 | 0 | 0 | python,machine-learning,keras,time-series | 48,558,428 | 1 | true | 0 | 0 | I think you are using batch processing model(you didn't using any real-time processing frameworks and tools) so there shouldn't be any problem when making your model or classification. The problem may occur a while after you make model, so after that time your predicted model is not valid.
I suggest some ways maybe sol... | 1 | 2 | 1 | I have some problem when detecting anomaly from time series data.
I use LSTM model to predict value of next time as y_pred, true value at next time of data is y_real, so I have er = |y_pred - y_t|, I use er to compare with threshold = alpha * std and get anomaly data point. But sometime, our data is effected by admin ... | Real-time anomaly detection from time series data | 1.2 | 0 | 0 | 1,811 |
48,558,151 | 2018-02-01T08:18:00.000 | 7 | 0 | 0 | 0 | user-interface,automation,sl4a,pyautogui,qpython3 | 48,928,935 | 2 | false | 0 | 1 | Something like PyAutoGui for Android is AutoInput. It's a part of the main app Tasker. If you've heard about Tasker, then you know what I'm taking about.
If not, them Tasker is an app built to automate your Android Device. If you need specific taps and scrolls, then you can install the plug-in Auto Input for Tasker. I... | 2 | 3 | 0 | I'm currently using Qpython and Sl4A to run python scripts on my Droid device.
Does anybody know of a way to use something like PyAutoGUI on mobile to automate tapping sequences (which would be mouse clicks on a desktop or laptop)?
I feel like it wouldn't be too hard, but I'm not quite sure how to get the coordinates f... | Way to use something like PyAutoGUI on Mobile? | 1 | 0 | 0 | 8,687 |
48,558,151 | 2018-02-01T08:18:00.000 | 2 | 0 | 0 | 0 | user-interface,automation,sl4a,pyautogui,qpython3 | 66,658,332 | 2 | false | 0 | 1 | Unfortunately no. PyAutoGUI only runs on Windows, macOS, and Linux | 2 | 3 | 0 | I'm currently using Qpython and Sl4A to run python scripts on my Droid device.
Does anybody know of a way to use something like PyAutoGUI on mobile to automate tapping sequences (which would be mouse clicks on a desktop or laptop)?
I feel like it wouldn't be too hard, but I'm not quite sure how to get the coordinates f... | Way to use something like PyAutoGUI on Mobile? | 0.197375 | 0 | 0 | 8,687 |
48,558,440 | 2018-02-01T08:37:00.000 | 0 | 0 | 0 | 0 | python-2.7,android-ndk | 48,559,783 | 1 | false | 0 | 1 | nl_langinfo() was introduced to Android at API 26. If your board runs an older version of Android, you should recompile python, setting the ANDROID_API to match your version. | 1 | 2 | 0 | I am facing issue to get python working on Android Board.
I cross compiled python 2.7.14 successfully and copied binaries and lib onto the board and getting following error.
CANNOT LINK EXECUTABLE "python2.7": cannot locate symbol "nl_langinfo" referenced by "/system/bin/python2.7"...
Aborted
I used ndk version16b for... | Android NDK Cross compilation issue in python2.7 | 0 | 0 | 0 | 352 |
48,559,911 | 2018-02-01T09:58:00.000 | 0 | 0 | 0 | 0 | django,python-social-auth | 48,586,214 | 1 | true | 1 | 0 | There's no standard way to do it in python-social-auth, there are a few alternatives:
Override the login page and if there's a user authenticated, then log them out first, or show an error, whatever fits your projects.
Add a pipeline function and set it in the top that will act if user is not None, you can raise an er... | 1 | 0 | 0 | I'm using python-social-auth to allow users to login via SAML; everything's working correctly, except for the fact that if a logged-in user opens the SAML login page and logs in again as a different user, they'll get an association with both of the SAML users, rather than switch login.
I understand the purpose behind t... | Python-social-auth: do not reassociate existing users | 1.2 | 0 | 1 | 187 |
48,560,250 | 2018-02-01T10:16:00.000 | 0 | 0 | 0 | 0 | python,django | 48,562,022 | 2 | false | 1 | 0 | For those who may step on the same rakes:
What I ended up doing is passing the "app_name" variable from the error page views to the context. Thus the variable is in the context for non-error pages, because it is set by the context processor, and it is there for error pages because it is passed manually. Doesn't look l... | 1 | 0 | 0 | In my Django project, there are several django apps. I want to write custom error pages, and I want them to contain correct links to the application that the errors happened in, for example, if a 500-error happened in my app a, I want the error page contain a link to /a/index.html, and if a server error happened in app... | Django: Context processors for error pages (or request in simple_tag) | 0 | 0 | 0 | 713 |
48,561,974 | 2018-02-01T11:45:00.000 | 2 | 0 | 0 | 0 | python,sparse-matrix,orthogonal | 48,800,308 | 1 | true | 0 | 0 | As a preliminary thought you could partition the matrix into diagonal blocks, fill those blocks with QR and then permute rows/columns. The resulting matrices will remain orthagonal. Alternatively, you could define some sparsity pattern for Q and try to minimize f(Q, xi) subject to QQ^T=I where f is some (preferably) ... | 1 | 2 | 1 | How can one generate random sparse orthogonal matrix?
I know there is a sparse matrices in scipy library but they are generally non-orthogonal. One can exploit QR-factorization, but it is not necessarily preserves sparsity. | How to generate sparse orthogonal matrix in python? | 1.2 | 0 | 0 | 989 |
48,563,680 | 2018-02-01T13:15:00.000 | 0 | 0 | 1 | 0 | python,raspberry-pi,virtualenv,sensors,adafruit | 48,569,214 | 1 | false | 0 | 0 | I'm sure you can and should use --site-packages. It doesn't do what you seem to think it does — it doesn't make pip install all packages globally. It makes python in the virtual env access global site-packages but pip still install packages in the virtual env (after you activate it with . env/bin/activate). | 1 | 0 | 0 | I was trying to install the Adafruit_Python_MPR121 Library in my venv folder, but it always installed it into the global dist-packages and I cannot access them from my venv.
I cannot use --site-packages because I need some local packages in the env.
Does someone know a solution for it? | Install Adafruit_MPR121 Library in virtual Environment | 0 | 0 | 0 | 134 |
48,564,750 | 2018-02-01T14:11:00.000 | 0 | 0 | 1 | 0 | python-2.7,pandas,package,pycharm | 48,564,822 | 1 | false | 0 | 0 | Go on File->settings-> open your project and go on project interpreter. There select your Project interpreter (Python version) and apply. This should solve your problem. If you dont have pandas package in your in your interpreter, then you can add it from there. | 1 | 0 | 0 | pyCharm 2017.3
I use the package 'pandas', and add the package in 'Settings'
When I create new project, there is no pandas package so I have to re-add(install?) the pandas package..
how can I set the pandas package as a default. | python, default package (pandas) | 0 | 0 | 0 | 64 |
48,566,024 | 2018-02-01T15:12:00.000 | 0 | 0 | 0 | 1 | python-2.7,fedora,fedora-27 | 48,856,425 | 1 | false | 0 | 0 | Probably you're missing the python-devel package:
sudo dnf install python-devel -y
It should be written in the last lines before the last error you've posted. | 1 | 1 | 0 | I am using fedora 27 and python 2.7 and I installed the last version of GCC but when I tried to install mysqlpython connector by typing 'pip install mysqlpython' it show me an error.
command 'gcc' failed with exit status 1 | How to install Mysqlpython connector on fedora 27 | 0 | 1 | 0 | 64 |
48,566,080 | 2018-02-01T15:15:00.000 | 0 | 0 | 0 | 1 | python,windows,unix,python-idle | 48,574,716 | 1 | false | 0 | 0 | IDLE is an interface for running Python code. You can only enter Python statements in the shell. Python statements do not begin with '%'.
I believe IPython uses '%' as an escape to run system commands. If so, your question would make more sense if 'IDLE' were replaced by 'IPython'. I believe the answer would still ... | 1 | 0 | 0 | I was wondering if I can utilize UNIX commands on Python's IDLE program.
I would just like to run very simple commands like:
% wc foo.txt
or
% file foo.txt
If I cannot do this in IDLE, is there any other way to run these commands through Windows?
Thanks. | Getting UNIX commands on Python IDLE | 0 | 0 | 0 | 42 |
48,567,012 | 2018-02-01T16:05:00.000 | 5 | 0 | 0 | 0 | python,machine-learning,scikit-learn,keras | 48,573,176 | 2 | true | 0 | 0 | Metrics in Keras and in Sklearn mean different things.
In Keras metrics are almost same as loss. They get called during training at the end of each batch and each epoch for reporting and logging purposes. Example use is having the loss 'mse' but you still would like to see 'mae'. In this case you can add 'mae' as a m... | 1 | 2 | 1 | Tried googling up, but could not find how to implement Sklearn metrics like cohen kappa, roc, f1score in keras as a metric for imbalanced data.
How to implement Sklearn Metric in Keras as Metric? | How to implement Sklearn Metric in Keras as Metric? | 1.2 | 0 | 0 | 2,808 |
48,567,245 | 2018-02-01T16:17:00.000 | 25 | 0 | 1 | 1 | python,pipenv | 48,696,622 | 5 | true | 0 | 0 | You have few options there.
You can run your gunicorn via pipenv run:
pipenv run gunicorn module:app
This creates a slight overhead, but has the advantage of also loading environment from $PROJECT_DIR/.env (or other $PIPENV_DOTENV_LOCATION).
You can set the PIPENV_VENV_IN_PROJECT environment variable. This will kee... | 1 | 24 | 0 | I am thinking about switching from pip & virtualenv to pipenv. But after studying the documentation I am still at a loss on how the creators of pipenv structured the deployment workflow.
For example, in development I have a Pipfile & a Pipfile.lock that define the environment. Using a deployment script I want to depl... | pipenv: deployment workflow | 1.2 | 0 | 0 | 16,432 |
48,568,090 | 2018-02-01T17:03:00.000 | 1 | 0 | 1 | 1 | python,git,anaconda,theano | 61,508,765 | 2 | false | 0 | 0 | First run the command
conda install -c anaconda git
then run
git clone https://github.com/Theano/Theano.git | 1 | 0 | 0 | I have installed Git on my system and the git command is working fine in the command prompt. I also updated my path varaibles to reflect the address of git bin and cmd. Now, I want to use the following command to install Theano library using Anaconda Prompt -
pip install git+git://github.com/Theano/Theano.git
The error... | Git not recognised on Anaconda Prompt | 0.099668 | 0 | 0 | 8,057 |
48,568,959 | 2018-02-01T17:55:00.000 | 1 | 0 | 0 | 0 | python,django,python-3.x,django-models,django-views | 48,572,156 | 1 | true | 1 | 0 | You can think of API calls as views that strictly return data. | 1 | 0 | 0 | I ma trying to wrap my head round the Django Framework and mapping it out on an architecture diagram. I am struggling to understand where the API calls are place (Model or View) and would like some guidance on this. | Which Layer does API access sit in? | 1.2 | 0 | 0 | 17 |
48,571,060 | 2018-02-01T20:18:00.000 | -1 | 0 | 1 | 0 | python,xml,xml-parsing | 48,571,357 | 3 | true | 0 | 0 | You could
load the file
do the replacement, e.g.
string_containing_modified_data = data_as_string.replace('\\>', '/>')
use etree.fromstring(string_containing_modified_data) to parse the xml.
If possible, you should try to fix the writer, but I understand if you don't have the opportunity to do so. | 2 | 0 | 0 | Good evening, i have to work on a xml file, the problem is that the elements in the file ends with a different format than usual, for example:
<1ELEMENT>
text
<\1ELEMENT>
I use the function root=etree.parse('filepath'), and, by changing manually in the text out of the compiler the \ in /, the function works correctly.
... | (python) parsing xml file but the elements ends with \ | 1.2 | 0 | 1 | 353 |
48,571,060 | 2018-02-01T20:18:00.000 | 0 | 0 | 1 | 0 | python,xml,xml-parsing | 48,572,589 | 3 | false | 0 | 0 | This isn't an XML file.
Given that the format of the file is garbage, are you sure the content isn't garbage too? I wouldn't want to work with data from such an untrustworthy source.
If you want to parse this data you will need to work out what rules it follows. If those rules are something fairly similar to XML rules ... | 2 | 0 | 0 | Good evening, i have to work on a xml file, the problem is that the elements in the file ends with a different format than usual, for example:
<1ELEMENT>
text
<\1ELEMENT>
I use the function root=etree.parse('filepath'), and, by changing manually in the text out of the compiler the \ in /, the function works correctly.
... | (python) parsing xml file but the elements ends with \ | 0 | 0 | 1 | 353 |
48,572,082 | 2018-02-01T21:33:00.000 | 1 | 0 | 0 | 1 | python,django | 48,572,125 | 1 | false | 1 | 0 | celery can work just fine locally. Distributed is just someone else's computer after all :)
You will have to install all the same requirements and the like. You can kick off workers by hand, or as a service, just like in the celery docs. | 1 | 1 | 0 | I have a web application that runs locally only (does not run on a remote server). The web application is basically just a ui to adjust settings and see some information about the main application. Web UI was used as opposed to a native application due to portability and ease of development. Now, in order to start and ... | Django asynchronous tasks locally | 0.197375 | 0 | 0 | 631 |
48,572,258 | 2018-02-01T21:46:00.000 | 0 | 0 | 1 | 0 | python,mongodb,ssl,eve | 48,727,022 | 1 | true | 0 | 0 | Resolved by passing required parameters (ssl, ssl_ca_certs, etc) to MongoClient via MONGO_OPTIONS setting. | 1 | 0 | 0 | MongoDB uses self-signed certificate. I want to setup service on EVE to work with it. I searched documentation and SO but found only information how to use self-signed cert to access EVE itself. What should I do to connect to MongoDB from EVE with self-signed certificate? | Connect to MongoDB with self-signed certificate from EVE | 1.2 | 1 | 0 | 228 |
48,572,999 | 2018-02-01T22:47:00.000 | 1 | 0 | 0 | 0 | python,neural-network | 48,574,103 | 1 | true | 0 | 0 | The shape of A tells me that A is most likely an array of 60 grayscale images (batch size 60), with each image having a size of 128x128 pixels.
We have: B = np.array([A[..., n:n+5] for n in (5*4, 5*5)]). To better understand what's happening here, let's unpack this line in reverse:
for n in (5*4, 5*5): This is the same... | 1 | 0 | 1 | I am new to Python.
I am confused as to what is happening with the following:
B = np.array([A[..., n:n+5] for n in (5*4, 5*5)])
Where A.shape = (60L, 128L, 128L)
and B.shape = (2L, 60L, 128L, 5L)
I believe it is supposed to make some sort of image patch. Can someone explain to me what this does? This example is in the ... | Python np.array example | 1.2 | 0 | 0 | 80 |
48,573,443 | 2018-02-01T23:30:00.000 | -1 | 0 | 0 | 1 | python,bash,pycharm,sh | 48,573,531 | 1 | false | 0 | 0 | You should be able to go to Run->Edit Configurations and then add configurations, including an Interpreter path where you can set the path to your virtualenv bash executable | 1 | 0 | 0 | So I'm not sure how to word this correctly but I have a .sh file that I use to turn on my python app and it runs fine when I run this command ./start_dev.sh in my terminal. But I am having trouble trying to have it run in pycharm because my app is run in Ubuntu and I don't know how to direct the interpreter path to my ... | Unable to get pycharm to run my .sh file | -0.197375 | 0 | 0 | 1,297 |
48,573,989 | 2018-02-02T00:32:00.000 | 1 | 0 | 1 | 0 | python,python-2.7,jupyter-notebook,exe | 48,626,144 | 1 | false | 0 | 0 | Try exporting your .ipynb file to a normal .py file and running pyinstaller on the .py file instead.
You can export as .py by going to File > Download As > Python (.py) in the Jupyter Notebook interface | 1 | 0 | 0 | I am using jupyter notebook for coding, hence my file format is ipynb. I would like to turn this piece of code into an executable file .exe for later uses.
So far I have managed to get the exe file by going to anaconda prompt, executed the following command
---> pyinstaller --name ‘name of the exe’ python_code.ipynb
Th... | ipynb python file to executable exe file | 0.197375 | 0 | 0 | 7,843 |
48,574,261 | 2018-02-02T01:09:00.000 | 2 | 0 | 1 | 0 | python,floating-point | 48,574,310 | 2 | false | 0 | 0 | There are only so many bits of precision in a floating-point number. For Python’s float (also known as “double”), that number is 53. The bit required to store the 1 in your example is just off the end, so it gets dropped. (It’s actually rounding, so sometimes it rounds up: 2.**53+3==2.**53+4.) | 2 | 2 | 0 | For example, 2.0**53 == 2.0**53 + 1 returns True. I understand it's something related to floating numbers representation, but can someone explain? | Unintuitive equalities between floating numbers | 0.197375 | 0 | 0 | 64 |
48,574,261 | 2018-02-02T01:09:00.000 | 1 | 0 | 1 | 0 | python,floating-point | 48,574,328 | 2 | false | 0 | 0 | A simple float does not have enough precision to represent a difference of 1 between two numbers of that magnitude. You can test the limits yourself, if you want: write a loop to test 2.0**N == 2.0**N + 1 for values of N in range(16, 55). You'll find out just how many bits of precision are in a float.
For an amusing ... | 2 | 2 | 0 | For example, 2.0**53 == 2.0**53 + 1 returns True. I understand it's something related to floating numbers representation, but can someone explain? | Unintuitive equalities between floating numbers | 0.099668 | 0 | 0 | 64 |
48,577,599 | 2018-02-02T07:19:00.000 | -1 | 0 | 0 | 0 | python,facebook-graph-api,scrape | 48,578,008 | 2 | false | 1 | 0 | In tags I see facebook-graph-api, which has limitations. Why don't you use requrests + lxml? It would be such easier, and as you want to scrape public pages, you don't even have to login, so it could be easily solve. | 1 | 0 | 0 | I'm trying to scrape Facebook public page likes data using Python. My scraper uses the post number in order to scrape the likes data. However, some posts have more than 6000 likes and I can only scrape 6000 likes, also I have been told that this is due to Facebook restriction which doesn't allow to scrape more than 600... | scrape facebook likes with python | -0.099668 | 0 | 1 | 1,695 |
48,580,762 | 2018-02-02T10:32:00.000 | 0 | 0 | 0 | 0 | python,machine-learning,naivebayes | 68,209,345 | 2 | false | 0 | 0 | We use algorithm based on the kind of dataset we have.Bernoulli Naive bayes is good at handling boolean/binary attributes,while Multinomial Naive bayes is good at handling discrete values and Gaussian naive bayes is good at handling continuous values.
Consider three scenarios
1)consider a datset which has columns like ... | 1 | 1 | 1 | Sorry for some grammatical mistakes and misuse of words.
I am currently working with text classification, trying to classify the email.
After my research, i found out Multinomial Naive Bayes and Bernoulli Naive Bayes is more often used for text classification.
Bernoulli just cares about whether the word happens or not.... | Difference of three Naive Bayes classifiers | 0 | 0 | 0 | 1,887 |
48,581,973 | 2018-02-02T11:41:00.000 | 1 | 0 | 1 | 1 | python,ubuntu,anaconda,spyder,python-idle | 48,586,985 | 2 | false | 0 | 0 | (Spyder maintainer here) The options to configure the current working directory are present in
Tools > Preferences > Current working directory.
We don't have a graphical way to sync that with the directory of the terminal from which Spyder was started, but there's a command line option to do it, as @Bartłomiej mentione... | 1 | 0 | 0 | I'm using Spyder 3 bundled with Anaconda Python on Ubuntu. Usually with other Python IDEs (like IDLE,...) when i want to work inside a specific folder, I just go to that folder then open a terminal, type "idle" and the IDE pops up, then I can work inside that folder.
But with Spyder when i open a terminal, type "spyde... | Spyder 3 (Anaconda) on Ubuntu- How to change working directory to that of terminal | 0.099668 | 0 | 0 | 1,354 |
48,583,906 | 2018-02-02T13:38:00.000 | 1 | 1 | 0 | 0 | python,parsing,outlook,pst | 52,829,980 | 1 | false | 0 | 0 | All messages are grouped into folders (default and user-defined) in the pst file. Default folders like Inbox, Outbox, Sent Items, Deleted Items, Drafts, Tasks, Contacts can be used to differentiate pypff message objects. | 1 | 0 | 0 | I'm trying to write a Python-script for parsing .pst-files from Outlook using pypff. I've successfully extracted all the information I need, except from the message type. This is important, as I want to be able to distinguish between ordinary e-mails, meeting invitations and other items in the file.
Distinguishing bet... | Identifying message type when parsing Outlook .pst file using pypff | 0.197375 | 0 | 0 | 792 |
48,584,712 | 2018-02-02T14:23:00.000 | 0 | 0 | 0 | 1 | python,multithreading,asynchronous | 48,588,092 | 2 | false | 1 | 0 | Celery will be your best bet - it's exactly what it's for.
If you have a need to introduce dependencies, it's not a bad thing to have dependencies. Just as long as you don't have unneeded dependencies.
Depending on your architecture, though, more advanced and locked-in solutions might be available. You could, if you'... | 1 | 0 | 0 | I have seen a few variants of my question but not quite exactly what I am looking for, hence opening a new question.
I have a Flask/Gunicorn app that for each request inserts some data in a store and, consequently, kicks off an indexing job. The indexing is 2-4 times longer than the main data write and I would like to... | Flask: spawning a single async sub-task within a request | 0 | 0 | 0 | 500 |
48,589,399 | 2018-02-02T19:11:00.000 | 1 | 0 | 1 | 0 | python,ggplot2,pip,conda | 48,620,666 | 1 | false | 0 | 0 | Try making a fresh conda environment and only request the installation of ggplot:
conda create --name my_new_env -c conda-forge ggplot
This installed ggplot v0.11.5 and python v3.6.3 for me just now (Ubuntu 17.10) | 1 | 1 | 1 | I am transitioning from R and would like to use ggplot in the yhat Rodeo IDE.
I have tried installing ggplot for python 3.6.3 (Anaconda 5.0.1 64-bit) in a number of ways.
When trying to install any kind of ggplot via conda i get this:
"UnsatisfiableError: The following specifications were found to be in conflict:
-gg... | Installing ggplot in python 3.6.3 | 0.197375 | 0 | 0 | 2,135 |
48,590,065 | 2018-02-02T20:00:00.000 | 0 | 0 | 1 | 1 | python | 60,030,851 | 2 | false | 0 | 0 | Python installations can be very difficult to remove on Windows. If you delete some of the obvious content, the Python Launcher for Windows may still run, but it won't be able to complete the uninstall successfully.
I installed the free [IObit Uninstaller], searched for all programs with py in the name, and was finally... | 2 | 0 | 0 | as Python 3 is out I'd like to completely uninstall 2.7 on windows 10 64 bit. How can I achieve this? | How to completely uninstall Python 2.7 on Windows 10? | 0 | 0 | 0 | 7,609 |
48,590,065 | 2018-02-02T20:00:00.000 | 0 | 0 | 1 | 1 | python | 54,958,477 | 2 | false | 0 | 0 | Removing paths and using the installer to uninstall solves the problem. | 2 | 0 | 0 | as Python 3 is out I'd like to completely uninstall 2.7 on windows 10 64 bit. How can I achieve this? | How to completely uninstall Python 2.7 on Windows 10? | 0 | 0 | 0 | 7,609 |
48,593,014 | 2018-02-03T01:18:00.000 | 2 | 0 | 0 | 0 | python,tensorflow,tensorboard | 48,633,697 | 1 | false | 0 | 0 | For those with the same problem I was able to fix it through the following:
1) find where your tensorflow lives pip show tensorflow and look at the location line, copy it.
2) For me it was cd /usr/local/lib/python2.7/site-packages/
3) cd tensorflow/python/lib
4) open tf_should_use.py
5) In your python editor replace li... | 1 | 0 | 1 | With python 2.7 on a mac with tensorflow and running
tensorboard --logdir= directory/wheremylog/fileis produces the following error ImportError: cannot import name weakref
I've seen several folks remedy the issue with pip install backports.weakref
but that requirement is already satisfied for me. Requirement already ... | Launching tensorboard error - ImportError: cannot import name weakref | 0.379949 | 0 | 0 | 917 |
48,593,596 | 2018-02-03T03:18:00.000 | 0 | 0 | 0 | 0 | android,python,virtual-machine | 48,593,697 | 1 | false | 0 | 1 | I am not familiar with Kivy, but you can create and launch a virtual device from android studio or the command line once you have the android sdk installed. If Kivy builds and APK then you can deploy that apk to the virtual device using ADB or by dragging the APK into the virtual device window. | 1 | 0 | 0 | Is there an environment that supports virtual Android devices for Python app testing?
I'm using Kivy to develop a simple Python app and cannot find an environment to test application deployments that run/handle Python. The Android Studio is designed to handle Java but provides the functionality I am looking for by open... | Virtual android device for Kivy application | 0 | 0 | 0 | 513 |
48,593,824 | 2018-02-03T04:06:00.000 | 3 | 0 | 1 | 0 | python,pip,pycharm,flask-mail | 48,593,919 | 1 | false | 1 | 0 | If you are using Pycharm, an alternative way to install an extension is the following:
File --> Settings --> Project: "Your project name" --> Project Interpreter
Click the '+' icon and search for 'Flask-Mail'
Click Install Package | 1 | 1 | 0 | I have a problem in installing extenstions like flask-mail when using pip install ; when I wrote the command there is no error but nothing happened .what is the problem? | Pycharm extension installation | 0.53705 | 0 | 0 | 359 |
48,594,395 | 2018-02-03T05:54:00.000 | 3 | 0 | 1 | 0 | python,django,virtualenv | 48,594,464 | 4 | true | 1 | 0 | It is not essential but it is recommended to work in a virtual environment when you start working on Django projects.
Importance of the virtual environment.
A virtual environment is a way for you to have multiple versions of python on your machine without them clashing with each other, each version can be considered... | 4 | 1 | 0 | For the first time, I made an environment for Django with virtualbox and vagrant (CentOS 7).
But every tutorial I saw says I need to use pyenv or virtualenv. I think they are used to make a virtual environment for Django. But I don't know why I need to use pyenv or virtualenv. (For example, Cakephp3 doesn't need pack... | Is pyenv or virtualenv essential for Django? | 1.2 | 0 | 0 | 717 |
48,594,395 | 2018-02-03T05:54:00.000 | 2 | 0 | 1 | 0 | python,django,virtualenv | 48,594,552 | 4 | false | 1 | 0 | No, it's not essential to use virtualenv for Django but it's recommended because it isolates the multiple versions of python or libraries you are using for your projects on your system. If you are not using virtualenv then that library will be the part of your python home directory.
For Example:
If you are using versio... | 4 | 1 | 0 | For the first time, I made an environment for Django with virtualbox and vagrant (CentOS 7).
But every tutorial I saw says I need to use pyenv or virtualenv. I think they are used to make a virtual environment for Django. But I don't know why I need to use pyenv or virtualenv. (For example, Cakephp3 doesn't need pack... | Is pyenv or virtualenv essential for Django? | 0.099668 | 0 | 0 | 717 |
48,594,395 | 2018-02-03T05:54:00.000 | 1 | 0 | 1 | 0 | python,django,virtualenv | 48,594,571 | 4 | false | 1 | 0 | VirtualBox isolates your development operating system from your normal operating system. Virtualenv isolates your project's Python packages from the system Python packages.
Many Linux distributions install Python packages as dependencies for other software into the system-wide site-packages directory. Python doesn't ha... | 4 | 1 | 0 | For the first time, I made an environment for Django with virtualbox and vagrant (CentOS 7).
But every tutorial I saw says I need to use pyenv or virtualenv. I think they are used to make a virtual environment for Django. But I don't know why I need to use pyenv or virtualenv. (For example, Cakephp3 doesn't need pack... | Is pyenv or virtualenv essential for Django? | 0.049958 | 0 | 0 | 717 |
48,594,395 | 2018-02-03T05:54:00.000 | 1 | 0 | 1 | 0 | python,django,virtualenv | 58,344,556 | 4 | false | 1 | 0 | If you ever need to create other projects with different versions of python and with different versions of dependencies in the same virtualbox in future, then pyenv and virtualenv will save you from countless headaches. | 4 | 1 | 0 | For the first time, I made an environment for Django with virtualbox and vagrant (CentOS 7).
But every tutorial I saw says I need to use pyenv or virtualenv. I think they are used to make a virtual environment for Django. But I don't know why I need to use pyenv or virtualenv. (For example, Cakephp3 doesn't need pack... | Is pyenv or virtualenv essential for Django? | 0.049958 | 0 | 0 | 717 |
48,594,583 | 2018-02-03T06:22:00.000 | 1 | 0 | 1 | 0 | python,anaconda,zsh | 48,674,535 | 1 | false | 0 | 0 | This is because the PATH environment variable has a different default value in zsh and bash. Modifiy PATH as follows:
open zsh and create a file named ".zshrc" in home dir.
add export PATH=$HOME/bin:/usr/local/bin:$PATH to .zshrc and save it
load the new configuration by executing source .zshrc in zsh.
(zsh) PATH is... | 1 | 0 | 0 | I installed Anaconda a while ago and I'm very new to Python.. but I can't seem to figure this out.
After the installation, everything seems to work okay, conda is a valid command however, when I do pip list in zsh and pip list in bash I get returned two very different lists. Bash displays everything that Anaconda came ... | Anaconda zsh pip list different from bash pip list Mac OS High Sierra | 0.197375 | 0 | 0 | 145 |
48,594,892 | 2018-02-03T07:09:00.000 | 0 | 0 | 1 | 1 | python,linux,python-3.x,security,computer-forensics | 48,618,567 | 1 | false | 0 | 0 | I don't know whether I am correct or not, but RAM memory contains data of executable image which includes opcodes and other data available as image section data. A script is not self-executable. It needs some interpreter to execute.(For example cmd.exe for .bat script,php.exe for php, perl.exe for perl script).These ap... | 1 | 1 | 0 | If a python script is executed in Linux, it will go to RAM and will be executed from there. Once it has executed and completed its task.
Will python script code be immediately removed from RAM or will it stay their until computer needs that RAM space for any other task?
If someone runs a malicious python script and sup... | Fetch python script from RAM dump | 0 | 0 | 0 | 418 |
48,595,683 | 2018-02-03T09:01:00.000 | 0 | 0 | 1 | 0 | python,sql,sql-server | 48,687,137 | 2 | false | 0 | 0 | First install the MySQL connector for python from the MySQL website and then import the mysql.connector module and initialize a variable to a mysql.connector.connect object and use cursors to modify and query data. Look at the documentation for more help.
If you don't have problem with no networking capabilities and le... | 1 | 1 | 0 | I have some experience with SQL and python.
In one of my SQL stored procedures I want to use some python code block and some functions of python numpy.
What is the best way to do it.SQL server version is 2014. | how to use python inside SQL server 2014 | 0 | 1 | 0 | 662 |
48,595,802 | 2018-02-03T09:18:00.000 | 0 | 0 | 0 | 0 | python,tensorflow | 48,595,998 | 2 | false | 0 | 0 | One possibilty would be to use x.eval() which gives you a numpy array back,
then use numpy.unique(...) | 1 | 1 | 1 | Suppose I have a tensor, x = [1, 2, 6, 6, 4, 2, 3, 2]
I want to find the index of the first occurrence of every unique element in x.
The output should be [0, 1, 6, 4, 2].
I basically want the second output of numpy.unique(x,return_index=True). This functionality doesn't seem to be supported in tf.unique.
Is there a wo... | Tensorflow: Finding index of first occurrence of elements in a tensor | 0 | 0 | 0 | 778 |
48,597,046 | 2018-02-03T11:52:00.000 | 1 | 0 | 1 | 0 | python,numpy | 48,597,635 | 3 | false | 0 | 0 | As the other answers make clear, numpy is technically a package (a directory of importable things), but in this case I think the sentence you cite is using the term in its other sense: A package is a thing you can install. PyPI is the Python Package Index, and pip stands for Pip Installs Packages. Both PyPI and pip c... | 2 | 1 | 0 | I'm studying Python as beginner, please just don't blast me.
I've just studied that a module in Python is a collection of classes and functions; a package, instead, is just a way to identify modules in directories and subdirectories. So, a package in Python should not contain any classes and functions, and NumPy should... | Python - Considering the official definition Numpy should be a module | 0.066568 | 0 | 0 | 87 |
48,597,046 | 2018-02-03T11:52:00.000 | 1 | 0 | 1 | 0 | python,numpy | 48,597,358 | 3 | false | 0 | 0 | These terms are often used quite vaguely, but in theory, yes - a module is a collection of classes and functions, while a package is a collection of (one or more) modules. However there are very few cases where a package just contains a module and no supporting code - since any package may want to provide e.g. __versi... | 2 | 1 | 0 | I'm studying Python as beginner, please just don't blast me.
I've just studied that a module in Python is a collection of classes and functions; a package, instead, is just a way to identify modules in directories and subdirectories. So, a package in Python should not contain any classes and functions, and NumPy should... | Python - Considering the official definition Numpy should be a module | 0.066568 | 0 | 0 | 87 |
48,597,254 | 2018-02-03T12:16:00.000 | 0 | 0 | 1 | 0 | python,class,constructor | 48,597,348 | 1 | true | 0 | 0 | There isn't a construct like this in Python. | 1 | 1 | 0 | Open to suggestions for a better title...
If I remember this correctly, in Visual Basic you could assign multiple variables in a tree of some object with a 'with' constructor like this
With Foo_Object.Foo_method
.Bar_var1='foo'
.Bar_var2='bar'
End With
Is there a similar construct in Python ? | assign multiple values to variables in a subclass of the same class | 1.2 | 0 | 0 | 64 |
48,599,891 | 2018-02-03T17:13:00.000 | 2 | 1 | 0 | 0 | java,php,python,eclipse | 48,876,177 | 1 | false | 0 | 0 | RSE is a very poor solution, as you noted it's a one-shot sync and is useless if you want to develop locally and only deploy occasionally. For many years I used the Aptana Studio suite of plugins which included excellent upload/sync tools for individual files or whole projects, let you diff everything against a remote ... | 1 | 1 | 0 | I'm coming from NetBeans and evaluating others and more flexible IDEs supporting more languages (i.e. Python) than just php and related.
I kept an eye on Eclipse that seems to be the best choice; at the time I was not able to find an easy solution to keep the original project on my machine and automatically send / sync... | Eclipse Oxygen: How to automatically upload php files on remote server | 0.379949 | 0 | 1 | 1,140 |
48,600,277 | 2018-02-03T17:54:00.000 | 0 | 0 | 0 | 0 | python,r,statistics,cluster-analysis | 48,607,299 | 1 | true | 0 | 0 | Define "better".
What you do seems to be related to "leader" clustering. But that is a very primitive form of clustering that will usually not yield competitive results. But with 1 million points, your choices are limited, and kmeans does not handle categorical data well.
But until you decide what is 'better', there pr... | 1 | 0 | 1 | I have a task to find similar parts based on numeric dimensions--diameters, thickness--and categorical dimensions--material, heat treatment, etc. I have a list of 1 million parts. My approach as a programmer is to put all parts on a list, pop off the first part and use it as a new "cluster" to compare the rest of the p... | Difference between k-means clustering and creating groups by brute force approach | 1.2 | 0 | 0 | 161 |
48,600,583 | 2018-02-03T18:27:00.000 | 0 | 0 | 1 | 0 | python,node.js,rest,api,web-services | 48,600,936 | 1 | false | 1 | 0 | In terms of thoughts:
1) You can build a REST interface to your python code using Flask. Make REST calls from your nodejs.
2) You have to decide if your client will wait synchronously for the result. If it takes a relatively long time you can use a web hook as a callback for the result. | 1 | 0 | 0 | I have the bulk of my web application in React (front-end) and Node (server), and am trying to use Python for certain computations. My intent is to send data from my Node application to a Python web service in JSON format, do the calculations in my Python web service, and send the data back to my Node application.
Fla... | Python web service with React/Node Application | 0 | 0 | 1 | 415 |
48,606,334 | 2018-02-04T08:51:00.000 | 2 | 0 | 1 | 0 | python-3.x,range | 48,606,357 | 3 | false | 0 | 0 | i is used across nearly all programming languages to indicate a counting variable for a iteration loop. | 1 | 2 | 0 | I'm new to programming and Python is my first language of choice to learn. I think it's generally very easy and logical and maybe that's why this minor understanding-issue is driving me nuts...
Why is "i" often used in learning material when illustrating the range function?
Using a random number just seems more logical... | Why an "i" in "for i in range"? | 0.132549 | 0 | 0 | 36,278 |
48,606,717 | 2018-02-04T09:40:00.000 | 1 | 0 | 0 | 1 | python,shell,subprocess,confirmation,taskwarrior | 48,645,932 | 2 | false | 0 | 0 | already added confirmation=no to ~/.taskrc
a possible answer to the question could be
echo 'all' | task del 1,2,3
but there could be a better one | 1 | 4 | 0 | In taskwarrior there are some commands which need confirmirmation, like deleting more than 2 tasks or modify recurring tasks. I don't want to confirm every time and I have already set "confirmation off" in file .taskrc .
I'm using the subprocess module in python to invoke taskwarrior commands. I'm calling for example t... | taskwarrior "task del" without confirmation dialog | 0.099668 | 0 | 0 | 512 |
48,606,935 | 2018-02-04T10:07:00.000 | 1 | 0 | 1 | 0 | python | 48,607,001 | 3 | false | 0 | 0 | You are wrong that it is an array of a specific type. A Python list is implemented as an array of references to (directly or indirectly, memory addresses of) other Python objects. There is more to it than that because there is a lot of housekeeping stuff as well. | 1 | 1 | 0 | According to resources I have read, list data structure in python is implemented with arrays. However, python list can contain different types of objects. If it's underlying data structure is array, how can the array contain different types of objects ?
Am I wrong that the array is of specific data type ? | Underlying Structure of List in Python | 0.066568 | 0 | 0 | 916 |
48,608,845 | 2018-02-04T14:02:00.000 | 0 | 0 | 1 | 0 | python,multithreading,concurrency,python-multithreading,gevent | 57,702,150 | 2 | false | 1 | 0 | The python thread is the OS thread which controlled by the OS which means it's a lot heavier since it needs context switch, but the green thread is lightweight and since it's in userspace the OS does not create or manage them.
I think you can use gevent, Gevent = eventloop(libev) + coroutine(greenlet) + monkey patch, G... | 1 | 1 | 0 | I'm trying to decide if I should use gevent or threading to implement concurrency for web scraping in python.
My program should be able to support a large (~1000) number of concurrent workers. Most of the time, the workers will be waiting for requests to come back.
Some guiding questions:
What exactly is the difference... | Python Threading vs Gevent for High Volume Web Scraping | 0 | 0 | 1 | 1,130 |
48,609,095 | 2018-02-04T14:26:00.000 | 4 | 0 | 0 | 0 | python,plot,openstreetmap,networkx | 48,799,838 | 1 | false | 0 | 0 | Just set the annotate parameter to True in the osmnx.plot.plot_graph() module. | 1 | 2 | 1 | Now I can plot the map using osmnx, but I don't know the node id of nodes in the figure. That is how can I associate the node id and the node plot in the figure? Or, Can I plot the map with node id? Thanks! | Get specific node id from the figure plot by osmnx | 0.664037 | 0 | 0 | 469 |
48,611,425 | 2018-02-04T18:10:00.000 | 5 | 0 | 0 | 0 | python,socket.io,webserver,flask-socketio,eventlet | 48,616,158 | 2 | true | 1 | 0 | The eventlet web server supports concurrency through greenlets, same as gevent. No need for you to do anything, concurrency is always enabled. | 1 | 2 | 0 | I’ve started working a lot with Flask SocketIO in Python with Eventlet and are looking for a solution to handle concurrent requests/threading. I’ve seen that it is possible with gevent, but how can I do it if I use eventlet? | Handle concurrent requests or threading Flask SocketIO with eventlet | 1.2 | 0 | 1 | 2,111 |
48,612,009 | 2018-02-04T19:14:00.000 | 1 | 0 | 1 | 0 | python,python-3.x,visual-studio,visual-studio-2017 | 48,612,065 | 1 | true | 0 | 0 | For me it works using Ctrl+K,Ctrl+K (Toggling Bookmark) when sitting in a line of my python file.
Jumping to it via Ctrl+Shift+K,Ctrl+Shift+P works as well. (Vanilla VS Community Edition 2017).
The menu items in Edit/Bookmarks/... work as well.
After I added the TextEditor Menu Bar I was also able to put a bookmark vi... | 1 | 1 | 0 | Can you place bookmarks in a python program with Visual Studio 2017? I have tried using the 'Toggle bookmark on this line' button, but it does nothing. Is the problem related to the fact that Python uses white space to separate code? | Visual Studio 2017 cannot create bookmarks in python files? | 1.2 | 0 | 0 | 123 |
48,612,105 | 2018-02-04T19:22:00.000 | 0 | 0 | 0 | 0 | python,plotly-dash | 48,779,917 | 1 | true | 1 | 0 | I have solved it.
It was due to miscoding. The code was not in the right place.
Thanks. | 1 | 2 | 1 | I would like to have you sharing the template in Dash python where it generate a scatter charter with the help of plot.ly stunning graphics.
I am unable to make my Dash framework running but I do the same flawlessly in Jupyter Notebook. Just was wondering if I could run it on Dash.
Your help is much appreciated.
Regard... | How to render a plot.ly Jupyter Notebook file into Dash python Dashboard | 1.2 | 0 | 0 | 458 |
48,612,807 | 2018-02-04T20:40:00.000 | 1 | 0 | 0 | 1 | python,google-app-engine,google-compute-engine | 48,617,341 | 2 | false | 1 | 0 | Yes, that's exactly what App Engine is designed for. | 1 | 0 | 0 | I have a website whose code contains a lot of computation (mostly in Python). Is there a way to perform those computations on Google App Engine every time and just return the results to the user? | Linking a website to Google App Engine | 0.099668 | 0 | 0 | 38 |
48,617,220 | 2018-02-05T06:53:00.000 | 0 | 1 | 0 | 0 | python,selenium-webdriver | 69,818,465 | 1 | false | 0 | 0 | I created library in python for logging info messages and screenshots in HTML file called selenium-logging
There is also video explanation of package on youtube (25s) called "Python HTML logging" | 1 | 1 | 0 | I have created simple test cases using selenium web driver in python. I want to log the execution of the test cases at different levels. How do I do it? Thanks in advance. | Logging in selenium python | 0 | 0 | 1 | 1,240 |
48,617,779 | 2018-02-05T07:39:00.000 | 0 | 0 | 0 | 1 | python,mysql,django,pip,mysql-python | 48,712,972 | 3 | false | 0 | 0 | Turns out I had the wrong python being pointed to in my virtualenv. It comes preinstalled with its own default python version and so, I created a new virtualenv and used the -p to set the python path to my own local python path. | 2 | 2 | 0 | I am receiving the error: ImportError: No module named MySQLdb whenever I try to run my local dev server and it is driving me crazy. I have tried everything I could find online:
brew install mysql
pip install mysqldb
pip install mysql
pip install mysql-python
pip install MySQL-python
easy_install mysql-python
easy_ins... | VirtualEnv ImportError: No module named MySQLdb | 0 | 1 | 0 | 865 |
48,617,779 | 2018-02-05T07:39:00.000 | 0 | 0 | 0 | 1 | python,mysql,django,pip,mysql-python | 71,918,271 | 3 | false | 0 | 0 | In my project, with virtualenv, I just did
pip install mysqlclient
and like magic everything is ok | 2 | 2 | 0 | I am receiving the error: ImportError: No module named MySQLdb whenever I try to run my local dev server and it is driving me crazy. I have tried everything I could find online:
brew install mysql
pip install mysqldb
pip install mysql
pip install mysql-python
pip install MySQL-python
easy_install mysql-python
easy_ins... | VirtualEnv ImportError: No module named MySQLdb | 0 | 1 | 0 | 865 |
48,620,524 | 2018-02-05T10:32:00.000 | 0 | 0 | 0 | 0 | python,driver,pyqt5,spyder | 48,680,952 | 2 | true | 0 | 1 | This is not really a solution to the problem, but it's how I am able to use Spyder again.
I downloaded and installed the latest Anaconda (Version 5.0.1) distribution. I am able to launch Spyder, which is included in that distribution, even with the docking station drivers still installed. | 2 | 1 | 0 | I am using Spyder through the WinPython-64bit-3.6.3.0Qt5 distribution on my Windows 7 Laptop. To add a third screen to my Laptop I started using a USB 3.0 Docking Station. After Installing the drivers Spyder won't launch, neither will the WinPython Control Panel.
These are the drivers I installed:
DisplayLink Graphics... | Issues with WinPython after installing Docking Station Driver | 1.2 | 0 | 0 | 99 |
48,620,524 | 2018-02-05T10:32:00.000 | 0 | 0 | 0 | 0 | python,driver,pyqt5,spyder | 48,666,300 | 2 | false | 0 | 1 | I fixed mine. The issue was the way DisplayLink and Microsoft work together. Microsoft has admitted to there being an issue with the Windows kernel mode graphics driver. This is only an issue for machines with two+ graphics cards and the use of DisplayLink. DisplayLink uses the graphics card that Windows registers in t... | 2 | 1 | 0 | I am using Spyder through the WinPython-64bit-3.6.3.0Qt5 distribution on my Windows 7 Laptop. To add a third screen to my Laptop I started using a USB 3.0 Docking Station. After Installing the drivers Spyder won't launch, neither will the WinPython Control Panel.
These are the drivers I installed:
DisplayLink Graphics... | Issues with WinPython after installing Docking Station Driver | 0 | 0 | 0 | 99 |
48,622,996 | 2018-02-05T12:49:00.000 | 0 | 0 | 0 | 0 | python,ajax,bootstrap-4,reload,tablesorter | 48,707,139 | 1 | false | 1 | 0 | Thanks,
I finaly did it using following syntax:
$("#my-table").trigger("update", [resort, dummyCallbackFunction]);
Where resort is a boolean set to True or False and dummyCallFunction a function doing nothing in my case.
It works perfectly. | 1 | 0 | 0 | I'm loading in background task (using ajax and Python api) a possibly large table by blocks of 25 rows. I'm using a bootstrap table sorter. I would like to be able to initialise table sorter after first block loaded and then refresh it after each block.
If I simply initialise my table sorter on the first block loaded... | How to refresh tablesorter when rows are added? | 0 | 0 | 0 | 31 |
48,625,618 | 2018-02-05T15:14:00.000 | 1 | 0 | 1 | 0 | python,c++,git,synchronization,symlink | 48,633,743 | 1 | true | 0 | 0 | You can use symlinks if you aren't planning to use this on Windows.
Don't use hooks or other approaches to copy the file in git, because then you have an unnecessary versioned copy that can get out of sync, unless you (as you mention) expect to need it to be deliberately out of sync.
What I would recommend is to fix th... | 1 | 1 | 0 | I have a git repo for a single-header C/C++ library that has a certain .h file in the root. That's where the main code lives. Now I want to make some bindings for other programming languages like Python or Node.js. I would like to put each bindings in its own subfolder. Now the catch is that during publishing only this... | Git: keep two locations of the same file in sync | 1.2 | 0 | 0 | 127 |
48,637,661 | 2018-02-06T07:30:00.000 | 0 | 0 | 0 | 0 | python,xml,odoo,odoo-10,odoo-view | 48,669,234 | 3 | false | 1 | 0 | You can not apply a domain over that menu, you should remove this menus and use/create buttons to print Quotation or Order, you can apply domain over a button. | 3 | 0 | 0 | In Sale Module, We Create Sale Order and Quotation Reports. Both Reports are displayed in print button. We need to separate that reports based on Quotation and Sale Order.
We Using same Model name for sale and Quotation but write different view file. | How to separate Print report in Odoo 10? | 0 | 0 | 0 | 355 |
48,637,661 | 2018-02-06T07:30:00.000 | 1 | 0 | 0 | 0 | python,xml,odoo,odoo-10,odoo-view | 48,859,784 | 3 | false | 1 | 0 | You try this code for create two different button with same code but change string and Id.
<report
id="report_sale_order"
string="Quotation"
model="sale.order"
report_type="qweb-pdf"
file="sale.report_saleorder"
name="sale.report_saleorder"
/> | 3 | 0 | 0 | In Sale Module, We Create Sale Order and Quotation Reports. Both Reports are displayed in print button. We need to separate that reports based on Quotation and Sale Order.
We Using same Model name for sale and Quotation but write different view file. | How to separate Print report in Odoo 10? | 0.066568 | 0 | 0 | 355 |
48,637,661 | 2018-02-06T07:30:00.000 | 1 | 0 | 0 | 0 | python,xml,odoo,odoo-10,odoo-view | 48,960,462 | 3 | false | 1 | 0 | In sale order and quotation reports, If you conform the quotation it will print the sale order report and does not print quotation report.So it's separated from each other. | 3 | 0 | 0 | In Sale Module, We Create Sale Order and Quotation Reports. Both Reports are displayed in print button. We need to separate that reports based on Quotation and Sale Order.
We Using same Model name for sale and Quotation but write different view file. | How to separate Print report in Odoo 10? | 0.066568 | 0 | 0 | 355 |
48,637,985 | 2018-02-06T07:52:00.000 | 1 | 1 | 0 | 0 | python,audio,wav | 51,028,661 | 1 | true | 0 | 0 | Best Idea is to separate both the channels and then get the size of both, cause in wav files size is directly proportional to activity in that channel. | 1 | 2 | 0 | I have numerous audio wav files.
Every audio files have 2 channels and each channel contains voices of 2 different persons so I want to get the channel where the activity is more or we can say the channel where the speaker is saying more and I have to delete the other channel.
As of now I am doing this with audacity bu... | Identify channels in a wav file? | 1.2 | 0 | 0 | 825 |
48,641,625 | 2018-02-06T11:09:00.000 | 0 | 1 | 1 | 0 | python,encryption,mmap,in-memory,data-protection | 72,453,786 | 1 | false | 0 | 0 | Can you elaborate a bit more what the "other interfaces" require? If the other interfaces just need a file-like object (read, write, etc), then you can use io.StringIO or io.BytesIO from the standard library. | 1 | 11 | 0 | Is there a way in python to get the path to the in-memory file, so it'll behave as a normal file for methods which needs file path?
My objective is to protect the file, so avoiding dumping into /tmp.
Trying to read an encrypted file -> decrypt a file into memory -> use its path for other interfaces.
mmap does not prov... | Path to in-memory-file without dumping in tmp | 0 | 0 | 0 | 3,170 |
48,644,272 | 2018-02-06T13:31:00.000 | -2 | 0 | 0 | 0 | python | 48,644,352 | 2 | false | 0 | 0 | Try array_name.encode("uint8").decode("uint8") if this worked, then you can use the decode() method | 1 | 0 | 1 | I have an array which has intensity values from -3000 to 1000,I have thresholded all values which are less then -100 to -100 and all values greater than 400 to 400,After which i convert it to datatype np.uint8,Which makes all the values in the array to have intensity values from 0 to 255,
What i am confused about is,is... | Encode array to uint8 and then back | -0.197375 | 0 | 0 | 1,021 |
48,646,826 | 2018-02-06T15:46:00.000 | 1 | 0 | 0 | 0 | python,rest,falconframework | 48,646,870 | 1 | true | 1 | 0 | You should only have one endpoint, not one for each type of user. What if you have moderators? Will you also create a /mods/login ?
What each user should and shouldn't have access to should be sorted out with permissions. | 1 | 1 | 0 | I'm having a little trouble figuring out if I should have an API for admins and for users splitted. So:
Admins should login using /admin/login with a POST request, and users just /login.
Admins should access/edit/etc resources on /admin/resourceName and users just /resourceName. | Should I make an API for users and an API for admins? | 1.2 | 0 | 1 | 40 |
48,647,589 | 2018-02-06T16:27:00.000 | 2 | 0 | 1 | 0 | python,c++,string,algorithm,sorting | 48,647,790 | 3 | false | 0 | 0 | Concatenate your strings (not really needed, you can also count chars in the individual strings)
Create an array with length equal to total nr of charcodes
Read through your concatenated string and count occurences in the array made at step 2
By reading through the char freq array, build up an output array with the rig... | 3 | 0 | 0 | I recently was given a question in a coding challenge where I had to merge n strings of alphanumeric characters and then sort the new merged string while only allowing alphabetical characters in the sorted string. Now, this would be fairly straight forward except that the caveat added was that the algorithm had to be O... | Merging and sorting n strings in O(n) | 0.132549 | 0 | 0 | 549 |
48,647,589 | 2018-02-06T16:27:00.000 | 1 | 0 | 1 | 0 | python,c++,string,algorithm,sorting | 48,647,724 | 3 | false | 0 | 0 | If I've understood the requirement correctly, you're simply sorting the characters in the string?
I.e. ADFSACVB becomes AABCDFSV?
If so then the trick is to not really "sort". You have a fixed (and small) number of values. So you can simply keep a count of each value and generate your result from that.
E.g. Given ABAC... | 3 | 0 | 0 | I recently was given a question in a coding challenge where I had to merge n strings of alphanumeric characters and then sort the new merged string while only allowing alphabetical characters in the sorted string. Now, this would be fairly straight forward except that the caveat added was that the algorithm had to be O... | Merging and sorting n strings in O(n) | 0.066568 | 0 | 0 | 549 |
48,647,589 | 2018-02-06T16:27:00.000 | 2 | 0 | 1 | 0 | python,c++,string,algorithm,sorting | 48,647,735 | 3 | true | 0 | 0 | Your counting sort is the way to go: build a simple count table for the 26 letters in order. Iterate through your two strings, counting letters, ignoring non-letters. This is one pass of O(n). Now, simply go through your table, printing each letter the number of times indicated. This is also O(n), since the sum of ... | 3 | 0 | 0 | I recently was given a question in a coding challenge where I had to merge n strings of alphanumeric characters and then sort the new merged string while only allowing alphabetical characters in the sorted string. Now, this would be fairly straight forward except that the caveat added was that the algorithm had to be O... | Merging and sorting n strings in O(n) | 1.2 | 0 | 0 | 549 |
48,648,352 | 2018-02-06T17:09:00.000 | 1 | 0 | 1 | 1 | python | 51,906,635 | 2 | true | 0 | 0 | To solve this I am created an Unix wrapper on top of my python script and source all the variables in that wrapper. I was able to import all the variables in python script. | 1 | 1 | 0 | I need to source an environment file/Unix script from Python script to fetch the variables and use those variables in Python script.
I am able to source the environment file/Unix script but not able to fetch the value of the variable and use it.
My env file (env_var.env)looks like:-
export FLAG=YES;
export TAG=A;
I wan... | How to use variables in Python by sourcing a shell file | 1.2 | 0 | 0 | 105 |
48,648,358 | 2018-02-06T17:09:00.000 | 1 | 0 | 0 | 0 | python,django,e-commerce,sandbox,django-oscar | 48,667,653 | 2 | false | 1 | 0 | If its for your project, you should follow the docs. But you can always use it for references. | 1 | 1 | 0 | Is it okay to edit the existing django-oscar sandbox project as my project or is it better to follow the django-oscar documentation? | Django oscar sandbox editing or django oscar documentaion | 0.099668 | 0 | 0 | 334 |
48,648,373 | 2018-02-06T17:10:00.000 | 1 | 0 | 0 | 0 | python,django,mongodb,django-models,python-3.6 | 54,759,944 | 2 | false | 1 | 0 | If you want multiple DBs (in Mongo itself) and need to switch DB for long time, then don't go for mongoengine.
For simple interaction mongoengine is a nice option. | 1 | 0 | 0 | Can anyone explain me the difference between mongoengine and django-mongo-engine and pymongo.
I am trying to connect to mongodb Database in Django2.0 and python3.6 | Difference between mongoengine and django-mongo-engine and pymongo | 0.099668 | 1 | 0 | 1,047 |
48,648,927 | 2018-02-06T17:42:00.000 | 0 | 1 | 1 | 0 | python,pulp,coin-or-cbc | 48,711,131 | 1 | false | 0 | 0 | Actually Stu, this might work! - the "dummy var" in my case could be the source/sink node, which I can loosen the flow constraints on, allowing infinite flow in/out but with a large cost. This makes the solution feasible with a very bad high optimal cost; then the pricing of the new variables should work and show me w... | 1 | 0 | 0 | I am solving a minimization linear program using COIN-OR's CLP solver with PULP in Python.
The variables that are included in the problem are a subset of the total number of possible variables and sometimes my pricing heuristic will pick a subset of variables that result in an infeasible solution. After which I use sh... | Are shadow prices valid after an infeasible solve from COIN using PULP | 0 | 0 | 0 | 214 |
48,649,927 | 2018-02-06T18:49:00.000 | 0 | 0 | 0 | 1 | eclipse,python-3.x,pandas,pydev | 71,702,890 | 2 | false | 0 | 0 | I faced same problem when working with eclipse pydev project.
here are steps that helped me resolve the issue
In eclipse open the workspace, click on Windows->Preferences->pydev-> interpreters-> python interpreter -> Click on Manage with PIP
In Command to execute , enter install pandas.
Problem solved | 1 | 1 | 0 | I have installed python 3.6.4 on my MAC OS and have Eclipse neon 2.0 running. I have added pydev plugin to work on python projects. I need to import pandas library, but there is no such option as windows -> preferences -> libraries
Can someone help me with any other way to install python libraries in neon 2.
And also ... | installing pandas in pydev eclipse neon 2 | 0 | 0 | 0 | 1,889 |
48,654,048 | 2018-02-07T00:17:00.000 | 1 | 1 | 1 | 1 | python,terminal | 48,654,132 | 4 | false | 0 | 0 | Open command prompt, make sure you are in the right directory. If you are on windows you can simply hold shift and right click the folder and open command line here. If not you can just manually navigate to the directory by using the cd (change directory) command.
Type python my_program.py test.txt and it will work. | 2 | 0 | 0 | I want to run my program if I type a specific command.
My Python program should take the test file as a command line argument. For example in the command prompt or the terminal, my program should run if you type “python my_program.py test.txt”. | How to run a program by typing a specific command | 0.049958 | 0 | 0 | 69 |
48,654,048 | 2018-02-07T00:17:00.000 | 1 | 1 | 1 | 1 | python,terminal | 48,654,102 | 4 | false | 0 | 0 | use the execfile built-in function from python, you can google it, there are many answers as well on this site with this info. Make research before asking. | 2 | 0 | 0 | I want to run my program if I type a specific command.
My Python program should take the test file as a command line argument. For example in the command prompt or the terminal, my program should run if you type “python my_program.py test.txt”. | How to run a program by typing a specific command | 0.049958 | 0 | 0 | 69 |
48,654,148 | 2018-02-07T00:28:00.000 | 1 | 0 | 1 | 0 | python | 48,654,163 | 6 | false | 0 | 1 | No. Not unless your script is loaded inside some wrapper code that in turn executes your file's run or execute function. | 2 | 1 | 0 | I oftentimes see classes containing def execute(self) and def run()
Does python automatically pick this up like int main() in C++? | Why do classes have Def Run() and Def Execute()? | 0.033321 | 0 | 0 | 10,001 |
48,654,148 | 2018-02-07T00:28:00.000 | 0 | 0 | 1 | 0 | python | 68,869,922 | 6 | false | 0 | 1 | The run() method is used by the Thread and Process classes (in the threading and multiprocessing modules) and is the entry point to the object when you call the it's .start() method.
If you've seen it outside of that usage then I would think that it's probably either contextual or coincidental.
I'm not aware of any can... | 2 | 1 | 0 | I oftentimes see classes containing def execute(self) and def run()
Does python automatically pick this up like int main() in C++? | Why do classes have Def Run() and Def Execute()? | 0 | 0 | 0 | 10,001 |
48,654,727 | 2018-02-07T01:45:00.000 | 0 | 0 | 0 | 0 | python,selenium,jenkins,automation,robotframework | 48,679,101 | 4 | false | 1 | 0 | You can workaround this by installing VNC server and run jenkins slave within it. Then browser will start with gui and test will work. | 2 | 6 | 0 | I am using Robotframework to create test scripts for an application. This application requires many keyboard click/action combinations that are unavoidable. Right now I am using the PyAutoGui library to simulate these actions and they are working fine, but when I run them through a headless browser on Jenkins, those ac... | Is it possible use keyboard actions without using the "PyAutoGUI" library on jenkins? | 0 | 0 | 0 | 3,159 |
48,654,727 | 2018-02-07T01:45:00.000 | 1 | 0 | 0 | 0 | python,selenium,jenkins,automation,robotframework | 48,655,247 | 4 | false | 1 | 0 | I have been automating a lot of web applications at work.
I too started with PyAutoGUI, and had similar problems that you are experiencing going from my laptop to our production server that was running the scripts.
The solution I found was Selenium Webdriver. If what you are testing has an ip address, this may be the ... | 2 | 6 | 0 | I am using Robotframework to create test scripts for an application. This application requires many keyboard click/action combinations that are unavoidable. Right now I am using the PyAutoGui library to simulate these actions and they are working fine, but when I run them through a headless browser on Jenkins, those ac... | Is it possible use keyboard actions without using the "PyAutoGUI" library on jenkins? | 0.049958 | 0 | 0 | 3,159 |
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