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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46,501,196 | 2017-09-30T08:51:00.000 | 0 | 0 | 1 | 0 | python,user-interface | 56,342,507 | 2 | false | 1 | 0 | if you have windows you can open cmd and type pip install appjar or if you are using a IDE that has terminal it is not important which operating system you are using. just type pip install appjar in IDE terminal. | 1 | 0 | 0 | I am very new to coding and was trying to create a gui using appJar in atom.
I followed the steps on the appJar website but whenever I run the code this is the message it gives:
ImportError: No module named appJar
What do i do? Also am I using appJar correctly? | ImportError: No module named appJar | 0 | 0 | 0 | 1,639 |
46,501,369 | 2017-09-30T09:15:00.000 | 1 | 0 | 1 | 0 | python,cuda,numba | 46,503,585 | 1 | false | 0 | 0 | To the best of my knowledge, the cuda.jit facility offered by numba does not allow passing of arguments to the CUDA assembler which would allow control of register allocation, as is possible with the native CUDA toolchain.
So I don't think there is a way to do what you have asked about. | 1 | 0 | 0 | as the title says I would like to know if there is a way to limit the number of registers used by each thread when I launch a kernel.
I'm performing a lot of computation on each thread and so the number of registers used is too high and then the occupancy is low. I would like to try to reduce the number of registers us... | How to limit the number of registers used by each thread in Numba (CUDA) | 0.197375 | 0 | 0 | 210 |
46,504,753 | 2017-09-30T16:28:00.000 | -1 | 0 | 1 | 0 | python,string,strip,punctuation | 46,505,165 | 2 | false | 0 | 0 | re.sub(r'[,;\.\!]+$', '', 'hello. world!!!') | 1 | 1 | 0 | I know I can use .translate(None, string.punctuation) to strip punctuation from a string. However, I'm wondering if there's a way to strip punctuation only if it it's the final character.
For example:
However, only strip the final punctuation. -> However, only strip the final punctuation
and This is sentence one. This... | How to strip punctionation only if it's the last character | -0.099668 | 0 | 0 | 789 |
46,505,052 | 2017-09-30T17:04:00.000 | 0 | 0 | 1 | 0 | python-3.x,opencv,image-processing | 46,505,170 | 2 | false | 0 | 0 | The task consists of following steps,
Having the images in a directory e.g. foo/
Getting the list of all images in the foo/ directory
Lopp over the list of images
3.1. img = cv2.imread(images(i),0)
3.2. ProcessImage(img) #Run an arbitrary function on the image
3.3. filename = 'test' + str(i) +'.png'
3.4. cv2.imwrite(f... | 1 | 1 | 0 | I am trying to build the code using python, for which I need to process at least 50 images. So how should I read the images one by one and process it. Is it possible using a loop and do i need to create a separate database for this or just saving all the images in separate file will do? | processing multiple images in sequence in opencv python | 0 | 0 | 0 | 4,075 |
46,509,601 | 2017-10-01T05:47:00.000 | 0 | 0 | 0 | 0 | python-3.x,matrix,tensorflow,ubuntu-16.04,tensorflow-gpu | 46,509,800 | 1 | false | 0 | 0 | You can divide data set into batches and then process you model or you can use tensor flow queue | 1 | 0 | 1 | I am trying to model a neural network using tensorflow.
But the matrices are in the order of 800000x300000.When I initialize the variables using global variable initializer in tensorflow, the system freezes. How to do deal with this problem?
Could tensorflow with gpu support will be able to handle this large matrix? | Tensorflow hangs when initializing large matrix with variable.Whats the best solution for handling large matrix multiplication in tensorflow? | 0 | 0 | 0 | 125 |
46,516,325 | 2017-10-01T19:56:00.000 | 0 | 0 | 0 | 0 | python,machine-learning,cluster-analysis,categorical-data | 51,921,509 | 1 | false | 0 | 0 | Agreeing with @DIMKOIM, Multiple Correspondence Analysis is your best bet. PCA is mainly used for continuous variables. To visualize your data, you can build a scatter plot from scratch. | 1 | 0 | 1 | I have a high-dimensional dataset which is categorical in nature and I have used Kmodes to identify clusters, I want to visualize the clusters, what would be the best way to do that? PCA doesn't seem to be a recommended method for dimensionality reduction in a categorical dataset, how to visualize in such a scenario? | How to plot a cluster in python prepared using categorical data | 0 | 0 | 0 | 1,437 |
46,516,782 | 2017-10-01T20:52:00.000 | 0 | 0 | 0 | 0 | python,opencv,wait,python-2.x | 46,517,378 | 1 | true | 0 | 0 | I was able to solve the problem by putting what I want to run before resuming processes (playing the sound) in another script, performing import sound and breaking out of the loop to stop the program, and I can't figure out how to start it again. For my purposes, I can restart it manually. | 1 | 0 | 1 | I have a motion detection program in OpenCV, and I want it to play a sound when it detects motion. I use winsound. However, OpenCV still seems to be gathering frames while the sound is playing, so I want to know a way to stop all OpenCV processes for about 17 seconds. I tried time.sleep and running it with the -u tag. ... | Stop OpenCV for seventeen seconds? python | 1.2 | 0 | 0 | 32 |
46,517,118 | 2017-10-01T21:33:00.000 | 3 | 0 | 0 | 0 | python,numpy,keras,loss | 46,517,906 | 1 | true | 0 | 0 | No, gradients are needed to perform gradient descent, so if you only have a numerical loss, it cannot be differentiated, in contrast to a symbolic loss that is required by Keras.
Your only chance is to implement your loss using keras.backend functions or to use another Deep Learning framework that might let you specify... | 1 | 2 | 1 | I have a loss function implemented that uses numpy and opencv methods. This function also uses the input image and the output of the network.
Is it possible to convert the input and the output layers to numpy arrays, compute the loss and use it to optimize the network? | Loss layer on Keras using two input layers and numpy operations | 1.2 | 0 | 0 | 228 |
46,518,440 | 2017-10-02T01:23:00.000 | 0 | 0 | 1 | 0 | python,exception | 46,518,479 | 2 | false | 0 | 0 | when called methods, Immediately check the arguments.
However, if you only use the function internally, you do not need to raise an error.
It is a bad habit to use a lot of things that cause errors. | 2 | 0 | 0 | I'm working on a API which for the most part a wrapper around NumPy. In some cases, the wrapper method just calls a NumPy method and returns what the NumPy method returns.
I those cases, what is better practice, should the wrapper methods validate arguments and raise error or should they should pass the arguments to N... | When to raise my own exceptions in Python | 0 | 0 | 0 | 55 |
46,518,440 | 2017-10-02T01:23:00.000 | 1 | 0 | 1 | 0 | python,exception | 46,518,467 | 2 | false | 0 | 0 | If your API has additional requirements for input validation then it is appropriate to raise exceptions, otherwise you could just let the input be passed to NumPy and have NumPy raise the input validation exceptions. | 2 | 0 | 0 | I'm working on a API which for the most part a wrapper around NumPy. In some cases, the wrapper method just calls a NumPy method and returns what the NumPy method returns.
I those cases, what is better practice, should the wrapper methods validate arguments and raise error or should they should pass the arguments to N... | When to raise my own exceptions in Python | 0.099668 | 0 | 0 | 55 |
46,520,136 | 2017-10-02T05:51:00.000 | 2 | 0 | 1 | 0 | java,python | 46,520,173 | 2 | true | 1 | 0 | There are at least three ways to achieve that.
a) You could use java.lang.Runtime (as in Runtime.getRuntime().exec(...)) to launch an external process (from Java side), the external process being your Python script.
b) You could do the same as a), just using Python as launcher.
c) You could use some Python-Java binding... | 1 | 0 | 0 | Is there any way to run a function from python and a function from java in one app in parallel and get the result of each function to do another process? | Run two pieces of code from different programming language in parallel | 1.2 | 0 | 0 | 62 |
46,520,193 | 2017-10-02T05:57:00.000 | 0 | 0 | 0 | 0 | python,python-requests,twitch | 46,521,360 | 1 | true | 0 | 0 | There are a lot of reasons for this error and main of them is - you violate Twitch's user policy (which directly prohibit using scrapers) and server banned some of your requests.
You should try to use sessions when you access site:
session = requests.Session()
and use session.get instead of requests.get
Another things ... | 1 | 0 | 0 | I have an issue with requests lib :
With a code like
requests.get("HTTPS://api.twitch.tv/helix/...", headers = headers),
with the information that twitch API needs in the variable "headers".
And unfortunately, with except Exception, e: print(e) I get ('Connection aborted.', BadStatusLine("''",)).
I already tried to ... | Python - requests lib - error ('Connection aborted.', BadStatusLine("''",)) | 1.2 | 0 | 1 | 960 |
46,524,471 | 2017-10-02T11:19:00.000 | 0 | 0 | 1 | 0 | python,turtle-graphics | 62,462,915 | 3 | false | 0 | 0 | penup() is the full name, and up() is what's called an alias.
An alias is what coders use to condense long functions.
Say you have importFuncWhenClicked(object, execution file, program)
you can condense it to something like: importFOnClick(obj, exc, prgmFile) | 2 | 1 | 0 | Is there any difference between penup() and up() in turtle python?
I used both the methods in a simple animation program and found no difference. | Difference between penup() and up() in turtle python? | 0 | 0 | 0 | 1,792 |
46,524,471 | 2017-10-02T11:19:00.000 | 0 | 0 | 1 | 0 | python,turtle-graphics | 55,073,030 | 3 | false | 0 | 0 | They are the same thing, just in different wording. penup() == up() | 2 | 1 | 0 | Is there any difference between penup() and up() in turtle python?
I used both the methods in a simple animation program and found no difference. | Difference between penup() and up() in turtle python? | 0 | 0 | 0 | 1,792 |
46,526,112 | 2017-10-02T13:08:00.000 | 0 | 0 | 1 | 0 | python,bash,datetime,plot,storing-data | 46,526,690 | 1 | false | 0 | 0 | Firstly, if you plan on accessing the data structure which holds the URL-(time,Price) for specific URLs - use dictionary, since URLs are unique (the URL will be the key in the dictionary).
Otherwise u can keep a list of (URL,(time,Price)) tuples.
Secondly, a list of (Time, Price) Tuples since you don't need to sort the... | 1 | 0 | 1 | I'm trying to learn Python by converting a crude bash script of mine.
It runs every 5 minutes, and basically does the the following:
Loops line-by-line through a .csv file, grabs first element ($URL),
Fetches $URL with wget and extracts $price from the page,
Adds $price to the end of the same line in the .csv file,
C... | Best strategy for storing timed data and plotting afterwards? | 0 | 0 | 0 | 34 |
46,528,522 | 2017-10-02T15:19:00.000 | 0 | 0 | 0 | 0 | python-requests | 46,528,848 | 2 | false | 1 | 0 | You need to learn about python GUI libraries like PyQt5 and instale it under your python libraries so that through QtWebEngineWidget and QWebView you can render your page to display it. | 1 | 2 | 0 | I am trying to open a page and get some data from it, using Requests and BeautifulSoup. How can I see the response of a requests.post in my browser as a page instead of the source code? | python requests: show response in browser | 0 | 0 | 1 | 987 |
46,529,092 | 2017-10-02T15:51:00.000 | -2 | 0 | 1 | 0 | python,python-3.x,security,string-formatting,user-input | 46,529,232 | 1 | false | 0 | 0 | The operation itself is not risky, event if the user enters a Python vaid expression - that is not eval ed.
If the result is intended to go in a SQL database, you should consider quoting it before building the SQL string. | 1 | 2 | 0 | Would it be risky to format any string a user entered with Python's format() function, with arguments/values coming from user input too ?
(e.g. user_input_string.format(*user_input_args)) | Is allowing user input in python's format() a security risk? | -0.379949 | 0 | 0 | 525 |
46,531,265 | 2017-10-02T18:12:00.000 | 1 | 0 | 0 | 0 | python,django,web-applications,python-multithreading,clips | 46,542,127 | 2 | false | 1 | 0 | It is usually a good idea to split your Expert System into separate "shards".
It keeps the rule base simpler (as you don't need to distinguish to which user a fact is referring to) and allows you to scale horizontally when more users will be added.
If running one ES per user sounds overkill, you can decrease the granu... | 1 | 5 | 0 | I am relative new to developing web applications.
I would like your comments and suggestions of improvement for the following architectural considerations.
I have developed an expert system ES using CLIPS. Now I am planning to provide this to variety of users from our company as a web application. Before I start with ... | Choice of architecture for exposing CLIPS expert system as web application | 0.099668 | 0 | 0 | 371 |
46,531,585 | 2017-10-02T18:34:00.000 | 0 | 1 | 1 | 0 | python,ios,swift | 46,531,927 | 2 | false | 0 | 0 | You can't do that. Apple does not allow it. | 2 | 0 | 0 | I want to write an app that has the ability to call a script of some language from an IOS app at runtime. From what I have found so far this is not possible unless I do something like embedding Python in the app.
Basically I want to have the ability to add an object with some properties and functions to a database onl... | Calling a script (some language) from a Swift app at Runtime | 0 | 0 | 0 | 90 |
46,531,585 | 2017-10-02T18:34:00.000 | 0 | 1 | 1 | 0 | python,ios,swift | 46,532,638 | 2 | false | 0 | 0 | It seems obvious, but you can probably run scripts as JS and catch the result from them - like put your JS to some endpoint and execute it.
But for your purpose I can't think about this solution as a good idea. | 2 | 0 | 0 | I want to write an app that has the ability to call a script of some language from an IOS app at runtime. From what I have found so far this is not possible unless I do something like embedding Python in the app.
Basically I want to have the ability to add an object with some properties and functions to a database onl... | Calling a script (some language) from a Swift app at Runtime | 0 | 0 | 0 | 90 |
46,535,012 | 2017-10-02T23:17:00.000 | 1 | 0 | 0 | 0 | python,cassandra,zip | 47,168,055 | 1 | false | 0 | 0 | If your files are comma-delimited and match the table schema (or can be made so using any variety of command line tools), you might consider piping the unzip output to cqlsh --execute 'COPY ks.table FROM STDIN' | 1 | 0 | 0 | I have a huge number of zipped files(named by time stamp), which are essentially delimited text files when unzipped. I have to get all this data into Cassandra(one time dump).
As the number of zip files is huge, is there a way I can redirect the extracted file to Cassandra directly instead of storing it again on local ... | Data from Zipped file to Cassandra | 0.197375 | 0 | 0 | 185 |
46,536,893 | 2017-10-03T03:44:00.000 | 0 | 0 | 1 | 0 | python,ubuntu,tensorflow,pycharm,tensorflow-gpu | 50,614,889 | 1 | true | 0 | 0 | Actually the problem was, the python environment for the pycharm project is not the same as which is in run configurations. This issue was fixed by changing the environment in run configurations. | 1 | 1 | 1 | When i'm running my tensorflow training module in pycharm IDE in Ubuntu 16.04, it doesn't show any training with GPU and it trains usually with CPU. But When i run the same python script using terminal it runs using GPU training. I want to know how to configure GPU training in Pycharm IDE. | Tensorflow GPU doesn't work in Pycharm | 1.2 | 0 | 0 | 691 |
46,536,979 | 2017-10-03T03:55:00.000 | 1 | 0 | 1 | 0 | python,loops | 46,537,097 | 3 | false | 0 | 0 | While not a perfect solution, could you take the average player skill and rank the n players based on this average.
Then based on these values, use some heuristic to try and "balance" out these players across the two teams.
Simple example would be to assign teams like so (highest ranked = 10, lowest ranked = 1)
Team 1... | 1 | 2 | 0 | I have a list of 10 players, each with a respective skill score. I'm trying to organise them into 2 teams of 5, where the total skill score of each team is as close as possible.
Iterating over every combination is obviously not very efficient as identical teams will occur.
Is there a python library or function that can... | python iterate over team combinations | 0.066568 | 0 | 0 | 984 |
46,538,313 | 2017-10-03T06:23:00.000 | 2 | 0 | 0 | 0 | python,odbc,teradata | 49,409,451 | 1 | false | 0 | 0 | I had exactly the same question. As the rest web server is active for us, I just run a few tests. I tested PyTD with rest and odbc back ends, and jdbc using jaydebeapi + Jpype1. I used Python 3.5, CentOS 7 machine, I got similar results with python 3.6 on centos and on windows.
Rest was the fastest and jdbc was the sl... | 1 | 1 | 0 | I'm planning on using the Teradata Python module, which can use either the Teradata REST API or ODBC to connect to Teradata. I'm wondering what the performance would be like for REST vs. ODBC connection methods for fairly large data pulls (> 1 million rows, > 1 GB of results).
Information on Teradata's site suggests th... | How does the Teradata REST API performance compare to other means of querying Teradata? | 0.379949 | 0 | 1 | 2,042 |
46,539,472 | 2017-10-03T07:39:00.000 | 1 | 0 | 1 | 0 | python | 60,165,918 | 1 | false | 0 | 0 | actually the only way to run the python files with out installing c++ packages is to compile your python script with python 3.4
install python 3.4 on your computer and :
1.install pypiwin32 version 219(its needed for installing pyinstaller): pip install pypiwin32==219
2.installing pyinstaller version 3 : pip install p... | 1 | 1 | 0 | I have .exe compiled from python file using PyInstaller the .exe file work good on win10 but it cause error (the program can't start because api-ms-win-crt-runtime-I1-1-0.dll is missing from you computer) when run it on win7 or win8.1 machines. | Is it possible to run an executable compiled with PyInstaller without installing the Visual C++ Redistributable Packages? | 0.197375 | 0 | 0 | 384 |
46,543,779 | 2017-10-03T11:42:00.000 | -1 | 0 | 0 | 0 | python,scipy,data-mining,binning | 46,578,602 | 2 | false | 0 | 0 | Don't expect everything to require a library.
Both bombings can be implemented in 1 or 2 lines of Python code if you think about them for a minute. It probably takes you longer to find/install/study a library than to just write this code yourself. | 1 | 1 | 1 | I have wound several examples of equal-mean binning, using scipy, but I wondering if it is possible to use library for equal-width or -depth binning.
Actually, I'm fine using other libraries, not only scipy | Equal-width and equal-depth binning, using scipy | -0.099668 | 0 | 0 | 1,881 |
46,544,518 | 2017-10-03T12:22:00.000 | 0 | 0 | 0 | 0 | python,django,database,postgresql,sqlite | 46,544,581 | 1 | false | 1 | 0 | better create the postgres database. write down the python script which take the data from the mysql database and import in postgres database. | 1 | 0 | 0 | I'm updating from an ancient language to Django. I want to keep the data from the old project into the new.
But old project is mySQL. And I'm currently using SQLite3 in dev mode. But read that postgreSQL is most capable. So first question is: Is it better to set up postgreSQL while in development. Or is it an easy tran... | Importing data from multiple related tables in mySQL to SQLite3 or postgreSQL | 0 | 1 | 0 | 31 |
46,545,454 | 2017-10-03T13:12:00.000 | 0 | 0 | 0 | 0 | python,kivy,buildozer | 46,575,561 | 1 | false | 0 | 1 | The error is the 'error: unrecognized arguments: --sdk 19' part, the rest is not important. The problem arises from a regression in python-for-android, as this argument was removed but is still passed by buildozer. I've re-added the argument (with a deprecation warning) and created a PR to stop buildozer calling it any... | 1 | 0 | 0 | I'm using Buildozer to convert a python file to android APK (using Kivy) and it gets quite far through the process but then errors.
Any ideas what is causing this error at the end?
toolchain.py: error: unrecognized arguments: --sdk 19 Could
not find hostpython, will not compile to .pyo (this is normal with
python3... | Could not find hostpython, will not compile to .pyo (Buildozer python-to-android) | 0 | 0 | 0 | 750 |
46,546,388 | 2017-10-03T13:57:00.000 | 0 | 0 | 0 | 0 | python,csv,google-api,google-bigquery,google-python-api | 46,546,554 | 1 | true | 0 | 0 | You can use pandas library for that.
import pandas as pd
data = pd.read_csv('input_data.csv')
useful_columns = [col1, col2, ... ] # List the columns you need data[useful_columns].to_csv('result_data.csv', index=False) # index=False is to prevent creating extra column | 1 | 1 | 1 | I am trying to upload data from certain fields in a CSV file to an already existing table.
From my understanding, the way to do this is to create a new table and then append the relevant columns of the newly created table to the corresponding columns of the main table.
How exactly do I append certain columns of data fr... | How to Skip Columns of CSV file | 1.2 | 1 | 0 | 4,039 |
46,547,897 | 2017-10-03T15:11:00.000 | 2 | 0 | 0 | 0 | python,django,geolocation,geoip | 46,548,014 | 1 | false | 1 | 0 | First of all, You can NOT get exact location of user by IP.
Some IPs of ISPs are not relevant with user location but with their IDC location.
So If you "really" want your client's location, you should use client(browser)'s GeoLocation API. (Fron-end)
What you have to do is..
get user location by Geolocation API
post u... | 1 | 0 | 0 | I have a really basic django app to get weather.
I need to get user's location to show them their current location's weather. I am using GeoIP for that.
But an issue has come up that GeoIP does not have information of all the IP addresses. It returns NoneType for those IP addresses.
I want to know if there is any other... | django - How to get location through browser IP | 0.379949 | 0 | 1 | 1,361 |
46,549,832 | 2017-10-03T17:03:00.000 | 1 | 0 | 1 | 0 | python,anaconda | 46,600,829 | 9 | false | 0 | 0 | pip some-package is installing for the root anaconda environment because it is using pip from anaconda library. Anaconda add anaconda root dir to path before /usr/bin/ . so when you use pip if finds it on anaconda root. check path of pip using which pip, this will tell you complete path of pip.
You can install it on d... | 2 | 10 | 0 | For development in Python, I am using Miniconda on my Mac with macos Sierra. However, I have to use a framework that only works with the default Python (present at /usr/bin/python).
My question is: How can I install packages for this default Python? If I use pip some-package, this will automatically install the packag... | Use default Python while having Anaconda | 0.022219 | 0 | 0 | 5,355 |
46,549,832 | 2017-10-03T17:03:00.000 | 1 | 0 | 1 | 0 | python,anaconda | 46,674,074 | 9 | false | 0 | 0 | I too have a Mac with Sierra.
Assumption: Let's say you have Anaconda. Now you would have DefaultPython(python2) and say this Anaconda is of Python3.
Secret: The way any shell/default python selected is with PATH variable set in a shell. So when you install Anaconda, installer shall try to set new path variables to you... | 2 | 10 | 0 | For development in Python, I am using Miniconda on my Mac with macos Sierra. However, I have to use a framework that only works with the default Python (present at /usr/bin/python).
My question is: How can I install packages for this default Python? If I use pip some-package, this will automatically install the packag... | Use default Python while having Anaconda | 0.022219 | 0 | 0 | 5,355 |
46,551,551 | 2017-10-03T18:56:00.000 | 8 | 0 | 1 | 0 | python,ssh,jupyter,tmux,gnu-screen | 58,684,998 | 5 | false | 0 | 0 | Just right click on the jupyter notebook logo in the currently running server, you probably have a server running already, then click on copy link, then paste the link in a text editor, maybe MS word, you will see the token in the link, copy and paste where token is required. It will work. | 1 | 91 | 0 | How do you check the login tokens for all running jupyter notebook instances?
Example: you have a notebook running in tmux or screen permanently, and login in remotely through ssh. Sometimes, particularly if you're logging in after a long time, the token is requested again in order to access the notebook session. How d... | List running Jupyter notebooks and tokens | 1 | 0 | 0 | 124,609 |
46,551,938 | 2017-10-03T19:25:00.000 | 0 | 0 | 1 | 0 | python,unit-testing,gcc,code-coverage,gcovr | 48,336,451 | 1 | false | 0 | 0 | Try gcovr -r ./ and gcovr -r ./ --branches from the root folder where you have your .gcno and .gcda files to get the summary of line and branch coverage respectively | 1 | 0 | 0 | I'm using gcov already to get code coverage results. I want to use gcovr. I've installed the gcovr package from Cygwin.
Now, I've never used Python.
I'm confused because I've got C:\cygwin\lib\python2.7\site-packages\gcovr
with init.py, init.pyc and init.pyo files
Under C:\cygwin\bin I've got a gcovr file and also py... | gcovr: How to use Cygwin gcovr package? | 0 | 0 | 0 | 871 |
46,553,070 | 2017-10-03T20:41:00.000 | 1 | 0 | 0 | 0 | python,sql,django,mongodb,postgresql | 46,553,762 | 1 | false | 1 | 0 | [GENERAL ADVICE]: I always use Postgres or MySQL as the django ORM connection and then Mongo or DynamoDB for analytics. You can say that it creates unnecessary complexity because that is true, but for us that abstraction makes it easier to separate out teams too. You have your front end devs, backend/ full stacks, an... | 1 | 1 | 0 | I’m building a web app (python/Django) where customers create an account, each customer creates/adds as many locations as they want and a separate server generates large amounts of data for each location several times a day.
For example:
User A -> [locationA, locationB]
User B -> [locationC, locationD, locationE]
Wher... | Right strategy for segmenting Mongo/Postgres database by customer? | 0.197375 | 1 | 0 | 81 |
46,557,405 | 2017-10-04T05:07:00.000 | 0 | 0 | 1 | 0 | python,string,python-3.x,exponentiation | 46,557,897 | 1 | false | 0 | 0 | As binary and infix operators, you could split the string into symbols (numbers, operators), assign priority to operators and then rearrange it into (prefix-notation-like) stack.
Or split the input string into the parts separated by exponent mark, each number at the end-begining of neighbooring sub strings could then b... | 1 | 1 | 0 | While working within python 3, I have created a calculator that accepts string inputs such as "-28 + 4.0/3 * 5" and other similar mathematical equations. As an exercise I had wanted to support exponentiation through use of the '^' key such that inputs like "5.23 * 2^4/3^2 -1.0" or other equations that contain values to... | Python, exclusive exponentiation from a string input | 0 | 0 | 0 | 77 |
46,558,735 | 2017-10-04T06:55:00.000 | 0 | 0 | 0 | 0 | python,numpy | 46,559,545 | 2 | false | 0 | 0 | For that purpose you will need to implement the multiplication of polynomial, that is, you need to make sure your product is able to generate the product of
(am * x^m + ... + a0) * (bn * x^n + ... + b0)
If your product is able to do this, then knowing the roots of
r1, ..., rk
You can write this as
(x - r1) * ... * (x ... | 1 | 1 | 1 | I'm trying to create a numpy.polynomial by the roots of the polynomial.
I could only find a way to do that by the polynomial's a's
The way it works now, for the polynomial x^2 - 3x + 2 I can create it like that:
poly1d([1, -3, 2])
I want to create it by its roots, which are -1, -2 | numpy - create polynomial by its roots | 0 | 0 | 0 | 852 |
46,559,124 | 2017-10-04T07:18:00.000 | 1 | 0 | 0 | 1 | php,python-3.x,hadoop,hdfs,bigdata | 46,566,798 | 1 | true | 1 | 0 | If your application is written in Java, this is easily possible using the DFS Client libraries which can read and write files in HDFS in a very similar way to a standard filesystem. Basically can open an input or output stream and read whatever data you want.
If you are planning to use python to build the web applicati... | 1 | 2 | 0 | I have a requirement that I need to set up hadoop to save files not just text files it can be image video pdf. And there will be a web application from where user can add files and access files whenever its needed.
Can it Possible to implement ? also the web application will need to develop by me. Thank You. | Can I access HDFS files from Custom web application | 1.2 | 0 | 0 | 139 |
46,560,328 | 2017-10-04T08:28:00.000 | 0 | 0 | 1 | 0 | python,python-3.x | 56,409,117 | 4 | false | 0 | 0 | I had faced similar problem. For some reason I wanted to change the PC admin but my Python was installed on the old user directory.
All updates and repairs I had to do on the same directory.
Then I deleted the python path from registry (Since I wanted to have fresh install later):
Computer\HKEY_CURRENT_USER\SOFTWARE\Py... | 2 | 9 | 0 | I have installed Python 3.6.2 Windows in
c:\users\username\AppData\Local\programs\Python\Python36
(because that is the (totally stupid) default.
I have manually moved that into c:\
But the update to Python 3.6.3 still installs to the original target.
How do I change this (without uninstalling (which would also uninst... | How do I move a Python 3.6 installation a different directory? | 0 | 0 | 0 | 20,300 |
46,560,328 | 2017-10-04T08:28:00.000 | 2 | 0 | 1 | 0 | python,python-3.x | 65,544,388 | 4 | false | 0 | 0 | If you installed Python for all users, the registry path (64bit Python on 64bit OS) would be:
HKEY_LOCAL_MACHINE\SOFTWARE\Python\PythonCore\3.8\Idle
HKEY_LOCAL_MACHINE\SOFTWARE\Python\PythonCore\3.8\InstallPath
HKEY_LOCAL_MACHINE\SOFTWARE\Python\PythonCore\3.8\PythonPath
HKEY_LOCAL_MACHINE\SOFTWARE\Python\PythonCore\3... | 2 | 9 | 0 | I have installed Python 3.6.2 Windows in
c:\users\username\AppData\Local\programs\Python\Python36
(because that is the (totally stupid) default.
I have manually moved that into c:\
But the update to Python 3.6.3 still installs to the original target.
How do I change this (without uninstalling (which would also uninst... | How do I move a Python 3.6 installation a different directory? | 0.099668 | 0 | 0 | 20,300 |
46,560,385 | 2017-10-04T08:32:00.000 | 0 | 0 | 1 | 0 | python,list,python-2.7,mutable | 46,560,587 | 4 | false | 0 | 0 | you could use list multiplication as for the complexity, it is very fast:
s = ['a', 'b', 'c'] * i
and then you can modify elements by index, pretty nett don't you think? | 1 | 4 | 0 | So I have a list [a,b,c] and I want to obtain [a,b,c,a,b,c,...a,b,c].
I can of course do this with two nested loops, but there must be a better way? itertools.cycle() would have been solution if I could provide a count.
Two constraints:
it should work in 2.7 (but for the sake of curiosity I'm interested in a 3.x sol... | Best way to extend a list with itself N times | 0 | 0 | 0 | 2,017 |
46,562,267 | 2017-10-04T10:10:00.000 | 0 | 0 | 0 | 0 | python-3.x,rest,api,security,authentication | 46,562,640 | 1 | false | 1 | 0 | Put an API Gateway in front of your API , your API Gateway is publicly ( i.e in the DMZ ) exposed while the actual API are internal.
You can look into Kong.. | 1 | 0 | 0 | For the last few months i've been working on a Rest API for a web app for the company I work for. The endpoints supply data such as transaction history, user data, and data for support tickets. However, I keep running into one issue that always seems to set me back to some extent.
The issue I seem to keep running into ... | How to handle Rest API user authentication securely? | 0 | 0 | 1 | 260 |
46,565,209 | 2017-10-04T12:44:00.000 | 1 | 0 | 1 | 0 | python,tkinter,label,character | 46,565,877 | 1 | true | 0 | 1 | No, it is not possible with either the Label orText widget. You can do it with the Canvas widget, however. | 1 | 0 | 0 | is there a way of placing character onto another character in python tkinter Label? If not is it possible with Text widget? | Place char on another char in tkinter Label widget | 1.2 | 0 | 0 | 57 |
46,568,074 | 2017-10-04T14:59:00.000 | 0 | 1 | 0 | 1 | python,amazon-web-services,lambda,glibc | 49,010,419 | 2 | false | 0 | 0 | It was related to Lambda Server lib problem.Solved by making zip in aws ec2 server by installing all python libraries there in ec2 | 2 | 0 | 0 | /lib64/libc.so.6: version `GLIBC_2.22' not found (required by /var/task/pyhull/_pyhull.so).
Not able to fix this error on Aws Lambda any help please ? | /lib64/libc.so.6: version `GLIBC_2.22' not found in Aws Lambda Server | 0 | 0 | 0 | 3,248 |
46,568,074 | 2017-10-04T14:59:00.000 | 0 | 1 | 0 | 1 | python,amazon-web-services,lambda,glibc | 46,575,657 | 2 | false | 0 | 0 | The /var/task/pyhull/_pyhull.so was linked against GLIBC-2.22 or later.
You are running on a system with GLIBC-2.21 or earlier.
You must either upgrade your AWS system, or get a different _pyhull.so build. | 2 | 0 | 0 | /lib64/libc.so.6: version `GLIBC_2.22' not found (required by /var/task/pyhull/_pyhull.so).
Not able to fix this error on Aws Lambda any help please ? | /lib64/libc.so.6: version `GLIBC_2.22' not found in Aws Lambda Server | 0 | 0 | 0 | 3,248 |
46,568,959 | 2017-10-04T15:42:00.000 | 2 | 0 | 1 | 0 | python,spyder,pyflakes | 46,574,680 | 4 | false | 0 | 0 | You need to go to
Tools > Preferences > Editor > Code Introspection/Analysis
and deactivate the option called
Real-time code analysis | 2 | 3 | 0 | The editor in Spyder always gives me warnings for unused imports/variables immediately after I type the line. I want to suppress such warnings. How do I do that?
And I want this to happen for every file I open in the Spyder editor, wouldn't prefer local fixes.
I tried adding 'disable=' in ~/.pylintrc and it didn't wo... | How to suppress a certain warning in Spyder editor? | 0.099668 | 0 | 0 | 8,765 |
46,568,959 | 2017-10-04T15:42:00.000 | -1 | 0 | 1 | 0 | python,spyder,pyflakes | 55,449,435 | 4 | false | 0 | 0 | locate preferences -> Editor -> Code Introspection/Analysis -> Deactivate/Uncheck the Real time code analysis Warning: It will also stop showing errors in the editor | 2 | 3 | 0 | The editor in Spyder always gives me warnings for unused imports/variables immediately after I type the line. I want to suppress such warnings. How do I do that?
And I want this to happen for every file I open in the Spyder editor, wouldn't prefer local fixes.
I tried adding 'disable=' in ~/.pylintrc and it didn't wo... | How to suppress a certain warning in Spyder editor? | -0.049958 | 0 | 0 | 8,765 |
46,569,943 | 2017-10-04T16:37:00.000 | 3 | 0 | 0 | 0 | python,random,seed | 46,573,367 | 1 | true | 0 | 0 | Let's say I would like to generate n > 10 ^ 20 numbers
Let's say not. If you could generate a billion values per second, that would require 1E20 values / 1E9 values per second / 3600 seconds per hour / 24 hours per day / 365.25 days per year, which is more than 3000 years. Even if you have hardware and energy sources... | 1 | 0 | 1 | Let's say I would like to generate n > 10 ^ 20 numbers using random.seed(SEED) and n subsequent calls to random.random(). Is the generated sequence guaranteed to be uniformly distributed regardless of the chosen value of SEED? | Does every chosen seed for random.seed() guarantee that random will generate a uniformly distributed sequence? | 1.2 | 0 | 0 | 124 |
46,570,466 | 2017-10-04T17:08:00.000 | 4 | 0 | 1 | 0 | python,qt,qmake | 46,570,647 | 2 | true | 0 | 1 | qmake is the name of Qt's build tool, which generates Makefiles or other files needed to compile code on any platform that Qt supports. To fix this, you need to find out where the qmake executable lives on your system.
If you know where the executable installed, just add that directory to your path. If you don't know, ... | 1 | 5 | 0 | I am attempting to get PyQt4 running on a windows 10 device with python 3.6.3. I have sips installed and built already in my python directory. However, when I run the configure.py/configure-ng.py file in the PyQt4 folder I get the following error: Error: Make sure you have a working Qt qmake on your PATH.
I'm not sure... | PyQt4 Error: Make sure you have a working Qt qmake on your PATH | 1.2 | 0 | 0 | 13,360 |
46,571,076 | 2017-10-04T17:46:00.000 | 2 | 0 | 0 | 0 | python,node.js,websocket,ipc | 46,571,515 | 2 | false | 0 | 0 | The question is purely opinion based but I will give it a shot anyway:
WebSocket is an overkill imo. First of all in order to make WebSockets work you have to implement HTTP (or at least some basic form of it) to do the handshake. If you do that then it is better to stick to "normal" HTTP unless there's a reason for fu... | 2 | 3 | 0 | I have a "main" process and a few "worker" processes between which I want to pass some messages. The messages could be binary blobs but has a fixed size for each. I want an abstraction which will neatly buffer and separate out each message for me. I don't want to invent my own protocol on top of TCP, and I can't find a... | Is using websockets a good idea for IPC? | 0.197375 | 0 | 1 | 3,857 |
46,571,076 | 2017-10-04T17:46:00.000 | 0 | 0 | 0 | 0 | python,node.js,websocket,ipc | 46,571,589 | 2 | false | 0 | 0 | It sounds like you need a message broker of some sort.
Your requirement for “buffering” would exclude, for example, ZeroMQ (which is ideal for inter-process communication, but has no built-in message persistence).
This leaves you with options such as RabbitMQ or SQS if you happen to be on AWS. You might also look at K... | 2 | 3 | 0 | I have a "main" process and a few "worker" processes between which I want to pass some messages. The messages could be binary blobs but has a fixed size for each. I want an abstraction which will neatly buffer and separate out each message for me. I don't want to invent my own protocol on top of TCP, and I can't find a... | Is using websockets a good idea for IPC? | 0 | 0 | 1 | 3,857 |
46,571,485 | 2017-10-04T18:11:00.000 | 1 | 1 | 0 | 0 | python,django,unit-testing,python-unittest,factory-boy | 46,572,485 | 3 | false | 1 | 0 | If you create a services.py file in the same folder as models.py, you can put the cleanup code in there and then call it from the management command and from the test tearDown while keeping it DRY. | 1 | 2 | 0 | I'm using the Django test runner to run my unit tests. Some of these tests use factories which create TONS of files on my local system. They all have a detectable name, and can be removed reasonably easily.
I'm trying to avoid having to either
Keep a file-deleting cron job running
Change my custom image model's code t... | Django/unittest run command at the end of the test runner | 0.066568 | 0 | 0 | 1,122 |
46,572,148 | 2017-10-04T18:51:00.000 | 0 | 0 | 0 | 0 | python,python-2.7,anaconda,spyder | 46,593,691 | 2 | false | 0 | 0 | You should try conda install requests>=2, so conda will take care of all dependencies and try to install a version of requests above 2.0.0 | 1 | 0 | 0 | I am receiving the following error message in spyder.
Warning: You are using requests version , which is older than requests-oauthlib expects, please upgrade to 2.0.0 or later.
I am not sure how i upgrade requests. I am using python 2.7 as part of an anaconda installation | Error message in spyder, upgrade requests | 0 | 0 | 1 | 192 |
46,572,569 | 2017-10-04T19:18:00.000 | 2 | 0 | 1 | 0 | python,python-3.x | 46,572,670 | 1 | true | 0 | 0 | Local variables and function attributes are completely separate. Each call of a function creates a fresh scope with new, independent local variables, but a function only has one attribute namespace. Locals can be named the same thing as function attributes, but they'll still be distinct and separate.
A module's global ... | 1 | 0 | 0 | In Python3, for a function
Can a variable defined in the local scope of a function not be an attribute of the function's function object?
Conversely, can an attribute of a function's function object not be a variable in the local scope of the function
Similarly, for a module:
Must a variable defined in the global sc... | Variables in the scopes of a function/module and attributes of the function/module's objects | 1.2 | 0 | 0 | 46 |
46,574,039 | 2017-10-04T20:56:00.000 | 3 | 0 | 1 | 0 | python,ipython,spyder | 46,574,716 | 3 | false | 0 | 0 | (Spyder developer here) There's no option to do this, sorry. | 2 | 4 | 0 | How do I configure the IPython console in Spyder to auto-close brackets/braces/parens and quotes? | Autoclosing of brackets and quotes in Spyder IPython console? | 0.197375 | 0 | 0 | 3,249 |
46,574,039 | 2017-10-04T20:56:00.000 | 0 | 0 | 1 | 0 | python,ipython,spyder | 54,300,627 | 3 | false | 0 | 0 | Please select the check boxes at
Tools > Preferences > Editor > Advanced Settings | 2 | 4 | 0 | How do I configure the IPython console in Spyder to auto-close brackets/braces/parens and quotes? | Autoclosing of brackets and quotes in Spyder IPython console? | 0 | 0 | 0 | 3,249 |
46,574,611 | 2017-10-04T21:37:00.000 | 1 | 0 | 1 | 0 | python,math,binary,integer,twos-complement | 46,574,991 | 1 | false | 0 | 0 | Python does not have a limit for the size on an integer.
In Python 2, integers would automatically be converted to longs when they went past the limit for an INT.
In Python 3, Integers have arbitrarily high precision.There is no defined limit in the language. | 1 | 0 | 0 | I'm trying to understand how Python 2.7.6 can output -4294967296 from a 32 bit integer. My assumptions on python integers are:
Python does not have unsigned integers
Python uses 2's complement
If assumption 2 is true than in a 32 bit integer the max negative number should be -2147483648 (-2^31) since the MSB is resol... | How does python output -4294967296 in 32 bits integer | 0.197375 | 0 | 0 | 396 |
46,574,694 | 2017-10-04T21:45:00.000 | 0 | 0 | 0 | 0 | python,mysql,bigdata,mysql-python | 46,607,645 | 2 | false | 0 | 0 | That's depend on what you have, you can use Apache spark and then use their SQL feature, spark SQL gives you the possibility to write SQL queries in your dataset, but for best performance you need a distributed mode(you can use it in a local machine but the result is limited) and high machine performance. you can use p... | 1 | 0 | 0 | I have a large amount of data around 50GB worth in a csv which i want to analyse purposes of ML. It is however way to large to fit in Python. I ideally want to use mySQL because querying is easier. Can anyone offer a host of tips for me to look into. This can be anything from:
How to store it in the first place, i re... | Storing and querying a large amount of data | 0 | 1 | 0 | 589 |
46,575,847 | 2017-10-04T23:52:00.000 | 0 | 0 | 0 | 0 | python,ruby,excel,xlsxwriter,axlsx | 46,669,389 | 1 | false | 0 | 0 | If you already have VBA that works for your project, then translating it to Ruby + WIN32OLE is probably your quickest path to working code. Anything you can do in VBA is doable in Ruby (if you find something you can't do, post here to ask for help).
I prefer working with Excel via OLE since I know the file produced by ... | 1 | 0 | 1 | I want to create a program, which automates excel reporting including various graphs in colours. The program needs to be able to read an excel dataset. Based on this dataset, the program then has to create report pages and graphs and then export to an excel file as well as pdf file.
I have done some research and it see... | Automating excel reporting and graphs - Python xlsxWriter/xlswings or Ruby axlsx/win32ole | 0 | 1 | 0 | 388 |
46,579,249 | 2017-10-05T06:34:00.000 | 5 | 0 | 1 | 0 | python-3.x,tensorflow | 48,451,660 | 1 | true | 0 | 0 | You need a 64 bit version of Python. | 1 | 3 | 1 | I am using python 3.6 on my pc(windows 10)
I wanted to install tensor flow package (using pip),
SO opened the cmd and typed the following as specified in the tensorflow website,
i want to install the cpu package not the gpu package
C:\Users\rahul>C:\Windows.old\Users\rahul\AppData\Local\Programs\Python\Python36-32\Scri... | Could not find a version that satisfies the requirement tensorflow (from versions: ) No matching distribution found for tensorflow | 1.2 | 0 | 0 | 7,333 |
46,581,018 | 2017-10-05T08:24:00.000 | 0 | 0 | 1 | 0 | python,pandas | 46,582,120 | 1 | false | 0 | 0 | I applied below command and it works:
df['kategorie']=action['kategorie'].astype('category') | 1 | 0 | 1 | I have a data frame with one column full of string values. They need to be converted into categories. Due to huge amount it would be inconvenient to define categories in dictionary. Is there any other way in pandas to do that? | Converting many string values to categories | 0 | 0 | 0 | 34 |
46,582,872 | 2017-10-05T10:00:00.000 | 0 | 0 | 0 | 0 | python,hardware,pyserial | 46,583,150 | 1 | true | 1 | 0 | You are missing the communication protocol. I.e. What command you should send to get a proper response.
So, dig through data-sheets or you will have to reverse-engineer the software you got with the device. Which, perhaps won't be legal if the licence doesn't allow you to use the device with any other program except th... | 1 | 0 | 0 | Currently I'm working with DMM DNY2, the hardware come together with software. The software can read available port, assign port for servo and read stored parameters in servo driver.
Now, I'm trying to create python script to do the same as software, i can do for get and assign port, but can't get stored parameters in ... | Read DMM DNY2 servo driver stored parameters using python | 1.2 | 0 | 0 | 37 |
46,583,487 | 2017-10-05T10:31:00.000 | 0 | 0 | 1 | 0 | python,data-structures,microcontroller,micropython | 47,052,669 | 1 | false | 0 | 0 | Sorry, but your question contains the answer - if you need to work with 32x32 tiles, the best format is that which represents your big image as a sequence of tiles (and e.g. not as one big 256x256 image, though reading tiles out of it is also not a rocket science and should be fairly trivial to code in MicroPython, tho... | 1 | 0 | 1 | I'm writing some image processing routines for a micro-controller that supports MicroPython. The bad news is that it only has 0.5 MB of RAM. This means that if I want to work with relatively big images/matrices like 256x256, I need to treat it as a collection of smaller matrices (e.g. 32x32) and perform the operation o... | Load portions of matrix into RAM | 0 | 0 | 0 | 52 |
46,584,556 | 2017-10-05T11:31:00.000 | 1 | 0 | 1 | 0 | python,tensorflow | 46,584,984 | 1 | true | 0 | 0 | Yes you can do. Easy step is install python anaconda then create environment with python 2.7 and python 3. Install Tensorflow for both environment | 1 | 0 | 1 | I've installed Tensorflow using Python 3 (pip3 install). Now, since Jupyter Notebook is using Python 2, thus the python command is linked to python2.7, all the codes in Jupyter Notebook get error (ImportError: No module named tensorflow).
Question: Can I install Tensorflow running side by side for both Python 2 and 3? | Can I install Tensorflow on both Python 2 and 3? | 1.2 | 0 | 0 | 948 |
46,585,670 | 2017-10-05T12:29:00.000 | 2 | 0 | 0 | 1 | google-app-engine,firebase,google-app-engine-python,google-cloud-python,google-cloud-firestore | 46,625,646 | 1 | true | 1 | 0 | The Cloud Firestore server-side client libraries are not optimized for App Engine Standard. They don't integrate with a caching solution like GAE's memcache; you'd have to write that layer yourself. | 1 | 1 | 0 | Setup: Google App Engine application on Python standard environment.
Currently, the app uses the NDB library to read/write from its Datastore. It uses async tasklets for parallel, asynchronous reads from Datastore, and memcache.
If I would like to use Firestore as a replacement for Datastore, it seems that I would have... | Does Cloud Python lib in GAE use caching or memcache for access to Cloud Firestore data? | 1.2 | 0 | 0 | 217 |
46,586,465 | 2017-10-05T13:09:00.000 | 1 | 1 | 1 | 0 | python,python-3.x,python-import,relative-path | 46,771,938 | 1 | true | 0 | 0 | According to the documentation, I need to add the package name in front of the (.). So an (import .module) should be (import filename.module). Statements like (from . import something) can change to (import filename.module.something as something) | 1 | 0 | 0 | I don't understand the following from pep-0404
In Python 3, implicit relative imports within packages are no longer available - only absolute imports and explicit relative imports are supported. In addition, star imports (e.g. from x import *) are only permitted in module level code.
What is a relative import?
I have l... | Relative vs explicit import upgrading from python 2 | 1.2 | 0 | 0 | 65 |
46,587,226 | 2017-10-05T13:44:00.000 | 2 | 0 | 1 | 0 | python,spyder | 56,422,267 | 6 | false | 0 | 0 | Installation Spyder
Install Spyder and its other dependencies, run pip install spyder. You may need to install a Qt binding (PyQt5) separately with pip if running under Python 2
Launch Spyder
To launch Sypder go to your Python installation directory. in my case C:\Program Files (x86)\Python\Scripts
Launch spyder3.exe | 2 | 27 | 0 | I already have Python 3.6 (32-bit) on Windows 7. Is there a way to install Spyder without downloading Anaconda, WinPython, etc. ? | Spyder installation without Anaconda | 0.066568 | 0 | 0 | 50,264 |
46,587,226 | 2017-10-05T13:44:00.000 | 2 | 0 | 1 | 0 | python,spyder | 69,653,669 | 6 | false | 0 | 0 | They’ve recently provided stand-alone installers for Mac & Windows, including a “lite” version. | 2 | 27 | 0 | I already have Python 3.6 (32-bit) on Windows 7. Is there a way to install Spyder without downloading Anaconda, WinPython, etc. ? | Spyder installation without Anaconda | 0.066568 | 0 | 0 | 50,264 |
46,592,760 | 2017-10-05T18:46:00.000 | 0 | 0 | 0 | 0 | python,csv,slack,slack-api | 46,597,662 | 2 | false | 0 | 0 | you can solve using pandas from python
pandas is data processing framework
pandas framework can processing EXCEL, TXT as well as csv file.
The following links pandas documentation | 2 | 0 | 1 | I have recently been working on a slackbot and I have the basic functionality down, I am able to take simple commands and make have the bot answer. But, I want to know if there is anyway to have to bot store some data given by a user, such as "@slackbot 5,4,3,2,1" and then have the bot sort it and return it like "1,2,3... | Programming an interactive slackbot - python | 0 | 0 | 0 | 158 |
46,592,760 | 2017-10-05T18:46:00.000 | 0 | 0 | 0 | 0 | python,csv,slack,slack-api | 56,807,453 | 2 | false | 0 | 0 | Whatever you have mentioned in your question, can easily be done using slackbot. You can develop slackbot as Django server.
If you want bot to store data, you can connect your django server to any database or to any cache (eg: Redis, Memecache).
You can write sorting logic in python and send sorted list back to slack ... | 2 | 0 | 1 | I have recently been working on a slackbot and I have the basic functionality down, I am able to take simple commands and make have the bot answer. But, I want to know if there is anyway to have to bot store some data given by a user, such as "@slackbot 5,4,3,2,1" and then have the bot sort it and return it like "1,2,3... | Programming an interactive slackbot - python | 0 | 0 | 0 | 158 |
46,594,866 | 2017-10-05T21:11:00.000 | 1 | 0 | 0 | 0 | python,sql,database,orm,sqlalchemy | 46,777,010 | 2 | true | 1 | 0 | After asking around in #sqlalchemy IRC, it was pointed out that this could be done using ORM-level relationships in an before_flush event listener.
It was explained that when you add a mapping through a relationship, the foreign key is automatically filled on flush, and the appropriate insert statement generated by the... | 1 | 1 | 0 | So I have two table in a one-to-many relationship. When I make a new row of Table1, I want to populate Table2 with the related rows. However, this population actually involves computing the Table2 rows, using data in other related tables.
What's a good way to do that using the ORM layer? That is, assuming that that th... | Populating related table in SqlAlchemy ORM | 1.2 | 1 | 0 | 601 |
46,596,490 | 2017-10-06T00:09:00.000 | 1 | 0 | 1 | 0 | python | 46,596,562 | 1 | true | 0 | 0 | There are occasional cases where you'd want to put imports elsewhere (such as when imports have side-effects that you need to invoke in a certain order), but in this case, all your imports should go at the top of the .py source file like a table of contents. If you feel like your file is getting too cluttered, break ou... | 1 | 0 | 0 | I see in PEP8 that the accepted best practice for importing is to put all imports at the top of the module. I am wondering if this is still the case if you want to have multiple subclasses with different import needs all inside the same module.
Specifically, I am making a generic DataConnector class to read data from ... | Best practice for multiple classes inside module that need different imports? | 1.2 | 0 | 0 | 185 |
46,596,636 | 2017-10-06T00:31:00.000 | 4 | 0 | 0 | 0 | python,tensorflow | 46,597,146 | 7 | true | 0 | 0 | Rounding is a fundamentally nondifferentiable function, so you're out of luck there. The normal procedure for this kind of situation is to find a way to either use the probabilities, say by using them to calculate an expected value, or by taking the maximum probability that is output and choose that one as the network'... | 1 | 6 | 1 | So the output of my network is a list of propabilities, which I then round using tf.round() to be either 0 or 1, this is crucial for this project.
I then found out that tf.round isn't differentiable so I'm kinda lost there.. :/ | Differentiable round function in Tensorflow? | 1.2 | 0 | 0 | 6,120 |
46,598,682 | 2017-10-06T05:16:00.000 | 1 | 0 | 0 | 0 | linux,windows,python-3.x,tkinter | 46,601,511 | 1 | true | 0 | 1 | You need to invoke Tk's mainloop. Add tk.mainloop() at the end of your code. Besides that, I suggest you use import tkinter as tk (in which case you would have to rename your variable to something else (suggestion: root is kind of idiomatic)) instead of from tkinter import *, since you don't know what names that import... | 1 | 0 | 0 | I tried the following program in Win10, it works
But I want to use it in linux mint and it display nothing (it display a window with a button on my win10)
from tkinter import *
tk=Tk()
btn= Button(tk,text="ttk")
btn.pack()
I want it display a window with a button on my linux mint | How can I use python 3 tkinter in Linux? | 1.2 | 0 | 0 | 395 |
46,599,013 | 2017-10-06T05:44:00.000 | 0 | 0 | 1 | 0 | python,list,dictionary,key-value | 46,599,399 | 6 | false | 0 | 0 | class is used when there is both state and behavior . dict is used when there's only state. since you have both use class. | 2 | 1 | 0 | I'm a beginner at programming (and also an older person), so I don't really know how to express what I want correctly. I've tried to describe my question as thoroughly as possible, so really appreciate your patience!
I would like to store the winning scores associated with each user.
Each user would have different nu... | Beginners python. Best way to store different amount of items for each key? | 0 | 0 | 0 | 69 |
46,599,013 | 2017-10-06T05:44:00.000 | 1 | 0 | 1 | 0 | python,list,dictionary,key-value | 46,600,049 | 6 | false | 0 | 0 | You can use Dictionary as values in dicts can be mutable like a list where you can keep all the scores/winning scores for each user.
{'player1' : [22,33,44,55],
'player2' : [23,34,45],
.....
}
If this is not an exercise that you will repeat dicts make sense but if it is an exercise that might need to be done again in ... | 2 | 1 | 0 | I'm a beginner at programming (and also an older person), so I don't really know how to express what I want correctly. I've tried to describe my question as thoroughly as possible, so really appreciate your patience!
I would like to store the winning scores associated with each user.
Each user would have different nu... | Beginners python. Best way to store different amount of items for each key? | 0.033321 | 0 | 0 | 69 |
46,600,280 | 2017-10-06T07:17:00.000 | 0 | 0 | 1 | 0 | python,python-3.x,anaconda,spyder | 46,607,726 | 1 | false | 0 | 0 | The problem is you have two Python versions installed in your system: one in C:\ProgramData\Anaconda3\ and the other in C:\Users\Jaker\AppData\Roaming\Python\Python36.
Please uninstall one of them and the problem will be solved. | 1 | 0 | 0 | Tried anaconda today , it seems fine but when I tried to launch Spyder each time I get this error: Traceback (most recent call last):
File "C:\ProgramData\Anaconda3\Scripts\spyder-script.py", line 6, in <module>
from spyder.app.start import main
File "C:\ProgramData\Anaconda3\lib\site-packages\spyder\app\start... | Error installing Spyder in anaconda | 0 | 0 | 0 | 927 |
46,600,652 | 2017-10-06T07:37:00.000 | 0 | 0 | 0 | 0 | python,csv | 46,600,856 | 2 | false | 0 | 0 | You can do this by using multiple CSV files - one CSV file per sheet.
A comma-separated value file is a plain text format. It is only going to be able to represent flat data, such as a table (or a "sheet")
When storing multiple sheets, you should use separate CSV files. You can write each one separately and import/pars... | 1 | 0 | 1 | Is there is way to create sheet 2 in same csv file by using python code | How can I create sheet 2 in a CSV file by using Python code? | 0 | 0 | 0 | 4,260 |
46,604,245 | 2017-10-06T11:00:00.000 | 0 | 0 | 0 | 0 | webdriver,appium,python-appium | 47,365,628 | 2 | false | 0 | 0 | I'm interested what function you added, because Appium server does not support device power on/off out of box, the only way you can do it is to use adb directly | 2 | 0 | 0 | I am trying to Power on/off a device using appium. I modified Webdriver.py in Appium python client. I added a function and command for power off. Its not working. Can anyone help me with Appium commands for power on/off. PS - I can not use adb commands | Power on/off using Appium commands | 0 | 0 | 1 | 877 |
46,604,245 | 2017-10-06T11:00:00.000 | 0 | 0 | 0 | 0 | webdriver,appium,python-appium | 46,726,929 | 2 | false | 0 | 0 | adb shell reboot -p power off device
adb reboot -p restart the device | 2 | 0 | 0 | I am trying to Power on/off a device using appium. I modified Webdriver.py in Appium python client. I added a function and command for power off. Its not working. Can anyone help me with Appium commands for power on/off. PS - I can not use adb commands | Power on/off using Appium commands | 0 | 0 | 1 | 877 |
46,605,599 | 2017-10-06T12:19:00.000 | 1 | 0 | 0 | 0 | python,python-telegram-bot | 46,637,593 | 1 | false | 0 | 0 | To be exact you can find the message object (or/and the text) of a callback_query at update.callback_query.message.text.
Or for convenience you can always use update.effective_chat, update.effective_message and update.effective_user to access the chat, message and from_user objects wherever they are in (no matter it's ... | 1 | 0 | 0 | update.callback_query.from_user Inside the same function I used
update.message.text
where i tried to get message from user update.message.text is not working giving me 'NoneType' object has no attribute 'text'
how can i use two update in same function | I used Update.callback_query after which i used Update.message in same function its not working | 0.197375 | 0 | 0 | 1,504 |
46,608,223 | 2017-10-06T14:36:00.000 | 0 | 0 | 0 | 0 | python,sorting,amazon-redshift,pandas-to-sql | 46,610,485 | 1 | true | 0 | 0 | While ingesting data into redshift, data gets distributed between slices on each node in your redshift cluster.
My suggestion would be to create a sort key on a column which you need to be sorted. Once you have sort key on that column, you can run Vacuum command to get your data sorted.
Sorry! I cannot be of much help... | 1 | 0 | 1 | I've built some tools that create front-end list boxes for users that reference dynamic Redshift tables. New items in the table, they appear automatically in the list.
I want to put the list in alphabetical order in the database so the dynamic list boxes will show the data in that order.
After downloading the list fro... | Sorting and loading data from Pandas to Redshift using to_sql | 1.2 | 1 | 0 | 725 |
46,611,612 | 2017-10-06T18:09:00.000 | 1 | 0 | 0 | 0 | python,cntk | 46,624,607 | 1 | true | 0 | 0 | The prefetching functionality is part of the Deserializer classes in C++. Therefore, prefetching will not be available for custom data unless you write some C++ code. | 1 | 2 | 0 | If I implement an UserMinibatchSource in python, will the minibatch data be prefetched when training? | CNTK and UserMinibatchSource prefetch | 1.2 | 0 | 0 | 54 |
46,616,153 | 2017-10-07T02:40:00.000 | 0 | 0 | 0 | 0 | python,django,ubuntu,server,virtual-machine | 46,616,491 | 4 | false | 1 | 0 | It really depends on your requirements. Will you be accessing the website externally (making it public) or locally? Running Django from your laptop can work but if you are planning to make it public, you will need an external IP to point your domain to. Unless you have a business account, ISPs usually don't give static... | 3 | 0 | 0 | I've been wanting to run my own server for a while and I figured that running one for my django website would be a good start. What do you recommend I use for this? I've been trying to use a Ubuntu Virtual Machine to run it on one of my old laptops that I don't really use anymore until I can buy a dedicated server.
Sh... | How to run a Django Project on a Personal Run Server | 0 | 0 | 0 | 873 |
46,616,153 | 2017-10-07T02:40:00.000 | 0 | 0 | 0 | 0 | python,django,ubuntu,server,virtual-machine | 46,617,161 | 4 | true | 1 | 0 | Yes, you will need a static IP address.
If this is your first experiment, my advice would be:
1) Use an old, dedicated PC with no other stuff on it. Unless you do it just right, you should presume hackers could get anything on the disk...
2) Why make life complex with layer after layer of software? Install Ubuntu and... | 3 | 0 | 0 | I've been wanting to run my own server for a while and I figured that running one for my django website would be a good start. What do you recommend I use for this? I've been trying to use a Ubuntu Virtual Machine to run it on one of my old laptops that I don't really use anymore until I can buy a dedicated server.
Sh... | How to run a Django Project on a Personal Run Server | 1.2 | 0 | 0 | 873 |
46,616,153 | 2017-10-07T02:40:00.000 | 0 | 0 | 0 | 0 | python,django,ubuntu,server,virtual-machine | 46,618,880 | 4 | false | 1 | 0 | As already stated Ubantu is a good choice but there is also Debian. I use Debian because I started off working with a colleague who was already using it and I find it very good. I began with an old, disused desktop PC which I nuked and turned into a proper linux server. For development I didn't need a very high spec m... | 3 | 0 | 0 | I've been wanting to run my own server for a while and I figured that running one for my django website would be a good start. What do you recommend I use for this? I've been trying to use a Ubuntu Virtual Machine to run it on one of my old laptops that I don't really use anymore until I can buy a dedicated server.
Sh... | How to run a Django Project on a Personal Run Server | 0 | 0 | 0 | 873 |
46,618,762 | 2017-10-07T09:41:00.000 | 1 | 0 | 0 | 1 | python,database,amazon-web-services,amazon-redshift | 46,640,656 | 3 | false | 1 | 0 | The 2 options for running ETL on Redshift
Create some "create table as" type SQL, which will take your source
tables as input and generate your target (transformed table)
Do the transformation outside of the database using an ETL tool. For
example EMR or Glue.
Generally, in an MPP environment such as Redshift, the be... | 1 | 1 | 0 | I'm working with a small company currently that stores all of their app data in an AWS Redshift cluster. I have been tasked with doing some data processing and machine learning on the data in that Redshift cluster.
The first task I need to do requires some basic transforming of existing data in that cluster into some n... | AWS Redshift Data Processing | 0.066568 | 1 | 0 | 2,154 |
46,619,531 | 2017-10-07T11:16:00.000 | 4 | 0 | 0 | 0 | python,c++,linux,opencv | 46,619,774 | 2 | true | 0 | 0 | OK, this is not exactly a memory sharing in its real sense. What you want is IPC to send image data from one process to another.
I suggestthat you use Unix named pipes. You will have to get the raw data in a string format in C/C++, send it through pipe or Unix socket to Python and there get a numpy array from the sent ... | 1 | 7 | 1 | Is there a way to share memory to share an openCV image (MAT in C+++ and numpy in python) image between a C/C++ and python? Multiplataform is not needed, I'm doing it in linux, I've thought share between mmap or similar think.
I have two running processes one is written in C and the other is python, and I need to share... | Share memory between C/C++ and Python | 1.2 | 0 | 0 | 5,634 |
46,620,657 | 2017-10-07T13:23:00.000 | 1 | 0 | 1 | 0 | python,random | 46,620,696 | 1 | false | 0 | 0 | 1 - Start with a list initialized with 5 items (maybe None?)
2 - place the walker at index 2
3 - randomly chose a direction (-1 or + 1)
4 - move the walker in the chosen direction
5 - maybe print the space and mark the location of the walker
6 - repeat at step 3 as many times as needed | 1 | 0 | 1 | Start with a one dimensional space of length m, where m = 2 * n + 1. Take a step either to the left or to the right at random, with equal probability. Continue taking random steps until you go off one edge of the space, for which I'm using while 0 <= position < m.
We have to write a program that executes the random wa... | How to use random numbers that executes a one dimensional random walk in python? | 0.197375 | 0 | 0 | 327 |
46,621,609 | 2017-10-07T14:59:00.000 | 0 | 0 | 0 | 0 | python,django,architecture,django-rest-framework,cloudflare | 46,624,369 | 1 | true | 1 | 0 | This sounds like a single project that is being split as part of the deployment strategy. So it makes sense to use just a single codebase for it, rather than splitting it into two projects. If that's the case, re-use is a non-issue since both servers are using the same code.
To support multiple deployments, then, you j... | 1 | 1 | 0 | I currently have a Django project running on a server behind Cloudflare. However, a number of the apps contain functionality that requires synchronizing data with certain web services. This is a security risk, because these web services may reveal the IP address of my server. Therefore I need a solution to prevent this... | django - split project to two servers (due to Cloudflare) without duplicating code | 1.2 | 0 | 0 | 68 |
46,621,774 | 2017-10-07T15:14:00.000 | 1 | 0 | 1 | 0 | python,machine-learning,deep-learning,neural-network,epoch | 58,870,147 | 2 | true | 0 | 0 | Epoch:
One round forward Propagation and backward Propagation into the neural network at once.(dataset )
Example :
One round of throwing the ball into the basket and finding out the error and come back and changing the weights.(f = ma)
Forward propagation:
The Process of initizing the mass and acceleration with rando... | 2 | 3 | 1 | What does the term epochs mean in the neural network.
How does it differ from pass and iteration | Epochs Vs Pass Vs Iteration | 1.2 | 0 | 0 | 971 |
46,621,774 | 2017-10-07T15:14:00.000 | 2 | 0 | 1 | 0 | python,machine-learning,deep-learning,neural-network,epoch | 53,937,484 | 2 | false | 0 | 0 | There are many neural networks algorithms in unsupervised learning. As long as a cost function can be defined, so can "neural networks" be used.
For instance, there are for instance autoencoders, for dimensionality reduction, or Generative Adversarial Networks (so 2 networks, one generating new samples). All these are ... | 2 | 3 | 1 | What does the term epochs mean in the neural network.
How does it differ from pass and iteration | Epochs Vs Pass Vs Iteration | 0.197375 | 0 | 0 | 971 |
46,622,112 | 2017-10-07T15:46:00.000 | 0 | 0 | 0 | 0 | python,apache,mod-wsgi,windows-server-2008-r2 | 46,645,404 | 1 | true | 1 | 0 | The issue was that the Apache was built with VC14, but Python 2.7 naturally with VC9. Installing an Apache built with VC9 solved my issue. | 1 | 0 | 0 | I successfully installed mod_wsgi via pip install mod_wsgi on Windows. However, when I copy the output of mod_wsgi-express module-config into my httpd.conf and try to start the httpd, I get the following error:
httpd.exe: Syntax error on line 185 of C:/path/to/httpd.conf: Cannot load c:/path/to/venv/Lib/site-packages/m... | Getting mod_wsgi to work with Python 2.7/Apache on Windows Server 2012; cannot load module | 1.2 | 1 | 0 | 1,202 |
46,624,822 | 2017-10-07T20:31:00.000 | 0 | 0 | 0 | 0 | python,ibm-cloud,ibm-watson,watson-nlu | 46,929,384 | 1 | true | 1 | 0 | NLU can be "manually" adapted to do batch analysis. But the Watson service that provides what you are asking for is Watson Discovery. It allows to create Collections (set of documents) that will be enriched thru an internal NLU function and then queried. | 1 | 0 | 1 | I have roughly 200 documents that need to have IBM Watson NLU analysis done. Currently, processing is performed one at a time. Will NLU be able preform a batch analysis? What is the correct python code or process to batch load the files and then response results? The end goal is to grab results to analyze which docu... | IBM Watson Natural Language Understanding uploading multiple documents for analysis | 1.2 | 0 | 0 | 445 |
46,624,831 | 2017-10-07T20:32:00.000 | 0 | 0 | 0 | 0 | javascript,python,svg,libraries | 46,625,764 | 4 | false | 0 | 0 | Try to use Pygal. It's used for creating interactive .svg pictures. | 2 | 2 | 0 | I am trying to use python and understand SVG drawings. I would like python to behave similar to java script and get information from SVG. I understand that there can be 2 types of information in SVG.
XML based information - such as elementbyID, elementbyTagNames
Structural information - positional information taking t... | Processing SVG in Python | 0 | 0 | 1 | 1,202 |
46,624,831 | 2017-10-07T20:32:00.000 | -1 | 0 | 0 | 0 | javascript,python,svg,libraries | 46,625,377 | 4 | false | 0 | 0 | Start your search by visiting www.pypi.org and search for "svg". Review what exists and see what suits your needs. | 2 | 2 | 0 | I am trying to use python and understand SVG drawings. I would like python to behave similar to java script and get information from SVG. I understand that there can be 2 types of information in SVG.
XML based information - such as elementbyID, elementbyTagNames
Structural information - positional information taking t... | Processing SVG in Python | -0.049958 | 0 | 1 | 1,202 |
46,627,188 | 2017-10-08T03:15:00.000 | 0 | 0 | 1 | 1 | python,dask,dask-distributed | 46,631,210 | 1 | true | 0 | 0 | Usually the solution to having different user environments is to launch and destroy networks of different Dask workers/schedulers on the fly on top of some other job scheduler like Kubernetes, Marathon, or Yarn.
If you need to reuse the same set of dask workers then you could also be careful about specifying the worker... | 1 | 1 | 0 | I'm specifically interested in avoiding conflicts when multiple users upload (upload_file) slightly different versions of the same python file or zip contents.
It would seem this is not really a supported use case as the worker process is long-running and subject to the environment changes/additions of others.
I like t... | What options exist for segregating python environments in a mult-user dask.distributed cluster? | 1.2 | 0 | 0 | 77 |
46,627,610 | 2017-10-08T04:49:00.000 | 0 | 0 | 1 | 0 | tensorflow,scipy,ubuntu-16.04,python-import | 59,047,693 | 2 | false | 0 | 0 | imread and imsave are deprecated in scipy.misc
Use imageio.imread instead after import imageio.
For saving -
Use imageio.imsave instead or use imageio.write
For resizing use skimage.transform.resize instead after import skimage | 1 | 3 | 0 | I have successfully installed scipy, numpy, and pillow, however I get error as below
ImportError: cannot import name 'imread' | Successfully installed SciPy, but "from scipy.misc import imread" gives ImportError: cannot import name 'imread' | 0 | 0 | 0 | 1,862 |
46,627,759 | 2017-10-08T05:16:00.000 | 2 | 0 | 1 | 0 | python,ubuntu | 46,627,783 | 1 | false | 0 | 0 | it sounds to me that you have a file with a bunch of data that really should be a database.
please consider using a database instead of a file to represent the 500,000 records nested list.
this will have the effect of increasing the performance of your current set up and also will allow you to execute complex queries a... | 1 | 0 | 0 | Problem: Made a huge nested list with over 500k combinations. When loading or running terminal and visual studio the laptop freezes. I just upgraded ram from 4gb(2×2) to 8gb(1×8). I am planning to add another 8gb stick.
Cpu: i5-2520m
Question: Is it lack of ram or processor that might bee causing the laptop to freeze... | Freezing due to lack of ram? | 0.379949 | 0 | 0 | 43 |
46,629,979 | 2017-10-08T10:18:00.000 | 0 | 0 | 1 | 0 | python,python-3.x,cmake,python-2.x | 46,632,429 | 1 | false | 0 | 0 | Ok, I could to find a solution. Just create a FindPythonLibs3 to look for Python 3 paths and set new variables for each path. It will be possible to use these paths for Python 3 and the others for Python 2 without conflict. | 1 | 0 | 0 | I am developing an IDE with plugins to support Python 2 and Python 3. The build system is CMake.
The problem is when CMake looks for Python 2, the Python variables will point to Python 2 paths. But now I need get the paths to Python 3 too.
Does anyone knows if it is possible to do that? If yes, how? | How I can use CMake for linking Python 2 and Python 3 libraries for a same software | 0 | 0 | 0 | 19 |
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