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
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37,181,491 | 2016-05-12T08:35:00.000 | 2 | 0 | 1 | 0 | python,spyder | 65,368,826 | 2 | false | 0 | 0 | First I will just reconfirm what has been said above, that python is ambiguous about what should be the correct indent. Unfortunately as coming from Matlab I also like Ctrl-I.
Though just check on how Tab and Shift-Tab work in practice, they did a little better than I expected. When I ended up having 2 tabs too much af... | 2 | 5 | 0 | Is there any shortcut to automatically indent marked lines in the editor? For example, in MATLAB there is the CTRL+I shortcut. | Spyder IDE automatic indentation | 0.197375 | 0 | 0 | 27,958 |
37,184,618 | 2016-05-12T10:44:00.000 | 4 | 0 | 0 | 0 | python,c++,macos,numpy,blas | 37,185,292 | 3 | false | 0 | 0 | numpy.show_config() just tells that info is not available on my Debian Linux.
However /usr/lib/python3/dist-packages/scipy/lib has a subdirectory for blas which may tell you what you want. There are a couple of test programs for BLAS in subdirectory tests.
Hope this helps. | 1 | 33 | 1 | I use numpy and scipy in different environments (MacOS, Ubuntu, RedHat).
Usually I install numpy by using the package manager that is available (e.g., mac ports, apt, yum).
However, if you don't compile Numpy manually, how can you be sure that it uses a BLAS library? Using mac ports, ATLAS is installed as a dependency.... | Find out if/which BLAS library is used by Numpy | 0.26052 | 0 | 0 | 28,680 |
37,186,159 | 2016-05-12T11:55:00.000 | 0 | 1 | 1 | 1 | shell,python-3.x,import | 43,708,606 | 1 | false | 0 | 0 | You have to be in the directory in which the file is located in order to import it from another script or from the interactive shell.
So you should either put the script trying to import ch09 in the same folder as ch09.py or you should use os.chdir to cd to the directory internally. | 1 | 0 | 0 | I looked around the web, couldn't really find, guess I'm searching wrong.
I try to import a file I built.
In cmd to use it I used a cd command and and just used it.
In shell it keeps on telling me:
[ Traceback (most recent call last): File "", line 1, in
from ch09 import * ImportError: No module named 'ch09'... | #python3.x Importing in Shell | 0 | 0 | 0 | 46 |
37,188,623 | 2016-05-12T13:37:00.000 | 1 | 0 | 1 | 1 | python,opencv,ubuntu | 37,188,746 | 9 | false | 0 | 0 | This is because you have multiple installations of python in your machine.You should make python3 the default, because by default is the python2.7 | 1 | 27 | 0 | I want to install OpenCV for python3 in ubuntu 16.04. Fist I tried running sudo apt-get install python3-opencv which is how I pretty much install all of my python software. This could not find a repository. The install does work however if I do sudo apt-get install python-opencv this issue with this is that by not a... | Ubuntu, how to install OpenCV for python3? | 0.022219 | 0 | 0 | 54,785 |
37,189,635 | 2016-05-12T14:16:00.000 | 0 | 0 | 1 | 0 | python,letters | 37,214,333 | 1 | false | 0 | 0 | After getting some help from friends - '$\delta^{18}O_{SMOW}$
N. | 1 | 0 | 0 | I am new to python and It seems like a small issue, but I was unable to find the answer for it on the web.
I want to write the delta O 18 sign, the one from the famous isotope ratio expression, but with no luck so far:
Basically, I need to make the "18" in the following expression to "go" up - plt.ylabel('$\delta18O$... | Trying to write the delta-O-18 sign in Python | 0 | 0 | 0 | 72 |
37,193,143 | 2016-05-12T16:57:00.000 | 5 | 0 | 0 | 0 | python,postgresql,openerp,odoo-9 | 37,199,710 | 3 | false | 1 | 0 | This helped me.
sudo nano /etc/postgresql/9.3/main/pg_hba.conf
then add
local all odoo trust
then restart postgres
sudo service postgresql restart | 1 | 4 | 0 | I'm on Odoo 9, I have an issue when lunching odoo server $odoo.py -r odoo -w password, the localhost:8069 doesn't load and I get an error on terminal "Peer authentication failed for user "odoo"".
I already created a user "odoo" on postgres.
When lunching $odoo.py I can load the odoo page on browser but I can't create ... | Peer authentication failed for user "odoo" | 0.321513 | 1 | 0 | 23,159 |
37,198,467 | 2016-05-12T22:26:00.000 | 0 | 0 | 0 | 0 | python,django | 37,198,563 | 1 | false | 1 | 0 | This question is a little broad for a specific answer, but in general, one can:
Have the button access an API which will, on the server, in another thread, your main.py file.
Once the application is finished, move the generated files to a deterministic location that serves static files on your web server.
Provide the ... | 1 | 0 | 0 | I've written a scientific program in python which outputs a .png and a .pdf
I would like to execute this main.py file from a web interface, with a nice big button saying GO and then display the .png and download a .pdf
I'm using a Django framework to serve the page saying GO. How do i get it to:
run my main.py file?
r... | Getting Django to run a main.py file | 0 | 0 | 0 | 1,358 |
37,199,342 | 2016-05-13T00:10:00.000 | 1 | 0 | 0 | 0 | python,couchdb | 37,200,473 | 2 | false | 0 | 0 | I'm not sure what you mean by "parsing the contents using json". The data should already be parsed and you can refer to any attributes by doing something like row.value["_id"] where row is the name of the variable referencing the Row object. | 2 | 1 | 0 | I am a getting query result from couchdb emit function in python as follows:
<Row id=u'c0cc622ca2d877432a5ccd8cbc002432', key=u'eric', value={u'_rev': u'1-e327a4c2708d4015e6e89efada38348f', u'_id': u'c0cc622ca2d877432a5ccd8cbc002432', u'email': u'yap', u'name': u'eric'}>
How do I parse the content of value item as:
{u... | Parsing couchdb query result using json in Python | 0.099668 | 0 | 1 | 335 |
37,199,342 | 2016-05-13T00:10:00.000 | 0 | 0 | 0 | 0 | python,couchdb | 50,189,612 | 2 | false | 0 | 0 | The value is already converted to a python dictionary. So, if you need to change it to a JSON string just use json.loads, otherwise you can access the key with row.key and value attributes with row.value['some_attribute']. | 2 | 1 | 0 | I am a getting query result from couchdb emit function in python as follows:
<Row id=u'c0cc622ca2d877432a5ccd8cbc002432', key=u'eric', value={u'_rev': u'1-e327a4c2708d4015e6e89efada38348f', u'_id': u'c0cc622ca2d877432a5ccd8cbc002432', u'email': u'yap', u'name': u'eric'}>
How do I parse the content of value item as:
{u... | Parsing couchdb query result using json in Python | 0 | 0 | 1 | 335 |
37,207,589 | 2016-05-13T10:25:00.000 | 2 | 0 | 0 | 0 | algorithm,python-3.x,discrete-mathematics,binomial-coefficients | 37,212,468 | 2 | true | 0 | 0 | First you could start with the fact that : C(n,k) = (n/k) C(n-1,k-1).
You can prouve that C(n,k) is divisible by n/gcd(n,k).
If n is prime then n divides C(n,k).
Check Kummer's theorem: if p is a prime number, n a positive number, and k a positive number with 0< k < n then the greatest exponent r for which p^r divides ... | 1 | 3 | 1 | I'm interested in tips for my algorithm that I use to find out the divisors of a very large number, more specifically "n over k" or C(n, k). The number itself can range very high, so it really needs to take time complexity into the 'equation' so to say.
The formula for n over k is n! / (k!(n-k)!) and I understand that... | Smart algorithm for finding the divisors of a binomial coefficient | 1.2 | 0 | 0 | 846 |
37,213,568 | 2016-05-13T15:10:00.000 | 0 | 1 | 0 | 0 | php,python,mysql | 37,213,822 | 1 | false | 0 | 0 | You can check in your web-server logs.(/var/www/log/apache2/error.log) if you have apache as your webserver.. | 1 | 0 | 0 | I'm trying to use a PHP site button to kick off a python script on my server. When I run it, everything seems fine, on the server I can "ps ax" and see that the script is running.
The Python script attempts to process some files and write the results to a MySQL database. When I ultimately check to see that the change... | Running a python (with MySQL) script from PHP | 0 | 1 | 0 | 40 |
37,214,983 | 2016-05-13T16:25:00.000 | 5 | 0 | 0 | 0 | python,openpyxl | 37,215,619 | 2 | true | 0 | 0 | openpyxl version 2.5 will preserve charts in existing files. | 1 | 5 | 0 | I just created a script with openpyxl to update a xlsx file that we usually update manually every month.
It work fine, but the new file lost all the graphs and images that were in the workbook. Is there a way to keep them? | Openpyxl updating sheet and maintaining graphs and images | 1.2 | 1 | 0 | 3,060 |
37,215,765 | 2016-05-13T17:13:00.000 | 0 | 0 | 0 | 0 | python,amazon-web-services,amazon-s3,boto | 37,215,966 | 1 | false | 0 | 0 | Solved: first call bucket.new_key, which locally creates a key object and does not incur in an API call.
Then use key.get_content. | 1 | 0 | 0 | I am using python and boto2 for an s3 project.
There is a file in s3, I want to get its contents by path name.
Correct me if I'm wrong but I think it can't be done with one API call.
First I need to call bucket.get_key and then key.get_content.
I would like to download the file contents with just one API call (the fil... | boto2: download object from s3 with one API call | 0 | 0 | 1 | 337 |
37,219,045 | 2016-05-13T20:43:00.000 | 1 | 0 | 1 | 0 | python,windows,bash,cygwin | 68,331,346 | 6 | false | 0 | 0 | A better way (in my opinion):
Create a shortcut:
Set the target to
%systemroot%\System32\cmd.exe /c "python C:\Users\MyUsername\Documents\MyScript.py"
Start In:
C:\Users\MyUsername\Documents\
Obviously change the path to the location of your script. May need to add escaped quotes if there is a space in it. | 1 | 8 | 0 | I have a python script I run using Cygwin and I'd like to create a clickable icon on the windows desktop that could run this script without opening Cygwin and entering in the commands by hand. how can I do this? | Windows: run python command from clickable icon | 0.033321 | 0 | 0 | 33,470 |
37,221,133 | 2016-05-14T00:24:00.000 | 8 | 0 | 1 | 0 | python-3.x,multiprocessing,distributed-computing,hpc | 37,321,401 | 1 | false | 0 | 0 | Unfortunately I wasn't able to find an answer in the community. However, through experimentation, I was able to better isolate the problem and find a workable solution.
The problem arises from the nature of Python's multiprocessing implementation. When a Pool object is created (i.e. the manager class that controls the ... | 1 | 4 | 1 | I am running a Python script on a Windows HPC cluster. A function in the script uses starmap from the multiprocessing package to parallelize a certain computationally intensive process.
When I run the script on a single non-cluster machine, I obtain the expected speed boost. When I log into a node and run the script lo... | Using Python multiprocessing on an HPC cluster | 1 | 0 | 0 | 1,975 |
37,222,588 | 2016-05-14T04:38:00.000 | 3 | 0 | 1 | 0 | python,c++,github,graphviz,pygraphviz | 38,644,196 | 2 | false | 0 | 0 | Using Graphviz-2.38 default installation path, I've been able to install pygraphviz-1.3.1 using this command:
pip install --global-option=build_ext --global-option="-IC:\Program Files (x86)\Graphviz2.38\include" --global-option="-LC:\Program Files (x86)\Graphviz2.38\lib\release\lib" pygraphviz | 1 | 5 | 0 | While trying to install pygraphviz 1.3 with pip the below error msg is coming
Fatal error 1083 Cannot open file graphviz/cgraph.h: No such file or directory
error: command C:\Users\Appdata\Local\Programs\Common\Microsoft\Visual C++
for python\9.0\VC\Bin\cl.exe failed with status 2
I already have Microsoft Visual C++. I... | Pygraphviz Installation Failed with error code 1083 Cannot open file graphviz/cgraph.h: No such file or directory | 0.291313 | 0 | 0 | 3,080 |
37,227,938 | 2016-05-14T14:37:00.000 | 0 | 0 | 0 | 0 | python,deep-learning | 37,228,094 | 1 | false | 0 | 0 | Why not add a preprocessing step, where you would either (a) physically move the images to folders associated with bucket and/or rename them, or (b) first scan through all images (headers only) to build the in-memory table of image filenames and their sizes/buckets, and then the random sampling step would be quite simp... | 1 | 0 | 1 | For a Deep Learning application I am building, I have a dataset of about 50k grayscale images, ranging from about 300*2k to 300*10k pixels. Loading all this data into memory is not possible, so I am looking for a proper way to handle reading in random batches of data. One extra complication with this is, I need to know... | Proper way of loading large amounts of image data | 0 | 0 | 0 | 811 |
37,231,032 | 2016-05-14T19:35:00.000 | 1 | 0 | 0 | 0 | python,django,django-migrations,django-database,django-1.9 | 37,232,610 | 1 | false | 1 | 0 | When you exported the data and re-imported it on the other database part of that package would have included the django_migrations table. This is basically a log of all the migrations successfully executed by django.
Since you have left out only the log table according to you, that should really be the only table that'... | 1 | 1 | 0 | I am trying to get a project from one machine to another. This project contains a massive log db table. It is too massive. So I exported and imported all db tables except this one via phpmyadmin.
No if I run the migrate command I expected django to create everything missing. But it is not.
How to make django check for ... | How to create missing DB tables in django? | 0.197375 | 1 | 0 | 2,300 |
37,234,114 | 2016-05-15T02:59:00.000 | 1 | 0 | 0 | 0 | python-2.7,tensorflow | 37,234,653 | 1 | true | 0 | 0 | To lock the ones that you don't want to train you can use tf.Variable(..., trainable=False) | 1 | 0 | 1 | In tensorflow, tf.train.GradientDescentOptimizer does gradient descent for all variables in default. Can i just do gradient descent for only a few of my variables and 'lock' the others? | How to do gradient descent for not all variables in tensorflow | 1.2 | 0 | 0 | 206 |
37,236,677 | 2016-05-15T09:36:00.000 | 0 | 0 | 1 | 0 | python,anaconda,tensorflow,spyder | 40,741,488 | 1 | false | 0 | 0 | To solve your issue you have 3 options here:
1 just start spyder from terminal
2 move PATH variable definition from .bash_profile to session init scripts
3 Duplicate your PATH in spyder's run configuration | 1 | 1 | 1 | I am running ubuntu 14.04 with an anaconda2 installation and would like to use tensorflow in combination with CUDA. So far the steps I performed are:
Installed CUDA 7.5 and cudnn
Installed tensorflow (GPU version) through a DEB package. Note that I don't want to use the conda package of tensorflow since that one is no... | Use GPU installation of tensorflow/cuda in spyder under ubuntu 14.04 | 0 | 0 | 0 | 1,863 |
37,240,431 | 2016-05-15T15:55:00.000 | 1 | 0 | 1 | 0 | python,visual-studio,ptvs | 49,196,161 | 2 | false | 1 | 0 | workaround rather than full answer.
I encountered this problem while importing my own module which ran code (which was erroring) on import.
By setting the imported module to the startup script, I was able to step through the startup code in the module and debug.
My best guess is that visual studio 2015 decided the imp... | 1 | 2 | 0 | I am trying to debug a scrapy project , built in Python 2.7.1
in visual studio 2013.
I am able to reach breakpoints, but when I do step into/ step over
the debugger seems to continue the exceution as if I did resume (F5).
I am working with standard python launcher.
Any idea how to make the step into/over functionalit... | python tools visual studio - step into not working | 0.099668 | 0 | 0 | 2,148 |
37,242,259 | 2016-05-15T18:42:00.000 | -1 | 0 | 1 | 0 | python,windows,configuration,python-3.5 | 39,355,263 | 2 | true | 0 | 0 | In the end, I bought a new computer that didn't have the problem. So there's your solution. | 1 | 5 | 0 | When I was using Python 3.4 I used MinGW to compile modules. Unfortunately in 3.5 MinGW support no longer works. I've installed the correct Visual C++ stuff, but pip still tries to use the MinGW compiler and fails.
How do I tell it to use the correct compiler? | Cannot configure Python 3.5 to use Visual C++ compiler on Windows | 1.2 | 0 | 0 | 480 |
37,245,042 | 2016-05-16T00:15:00.000 | 1 | 0 | 1 | 0 | python,regex | 37,245,129 | 2 | true | 0 | 0 | As long as you intend to include the trailing character in the resulting match, the regex pattern to do that is very simple. For instance, if you want to capture any series of digits followed by a letter A, the pattern would be \d+A | 1 | 0 | 0 | I can't seem to find an example of this, but I doubt the regex is that sophisticated. Is there a simple way of getting the immediately preceding digits of a certain character in Python?
For the character "A" and the string:
"îA"
It should return 238A | match any decimals appearing immediately before a character in python | 1.2 | 0 | 0 | 47 |
37,245,832 | 2016-05-16T02:22:00.000 | 0 | 0 | 0 | 0 | python,path,geometry | 37,246,380 | 3 | false | 0 | 0 | I'm sure there's an elegant way to do this with pandas, but until then, here's a simple idea if you can live with some error. You can do this a few different ways but here's the gist of it:
Treat each tuple as a node in a linked list. Define the desired length, D, between each point. As you move through the list, if th... | 2 | 4 | 1 | I have a (long) list of x,y tuples that collectively describe a path (ie. mouse-activity sampled at a constant rate despite non-constant velocities).
My goal is to animate that path at a constant rate. So I have segments that are curved, and segments that are straight, and the delta-d between any two points isn't guara... | How to calculate even distance along an interpolated path (Python2.7)? | 0 | 0 | 0 | 159 |
37,245,832 | 2016-05-16T02:22:00.000 | 1 | 0 | 0 | 0 | python,path,geometry | 37,246,950 | 3 | true | 0 | 0 | If you use Numpy arrays to represent your data then you can vectorise the computation. That's as efficient as you're going to get. | 2 | 4 | 1 | I have a (long) list of x,y tuples that collectively describe a path (ie. mouse-activity sampled at a constant rate despite non-constant velocities).
My goal is to animate that path at a constant rate. So I have segments that are curved, and segments that are straight, and the delta-d between any two points isn't guara... | How to calculate even distance along an interpolated path (Python2.7)? | 1.2 | 0 | 0 | 159 |
37,246,342 | 2016-05-16T03:38:00.000 | 1 | 0 | 1 | 0 | python,sql,arrays,mongodb,database | 37,246,905 | 3 | false | 0 | 0 | Have you considered HDF5? It's very efficient for numerical data, and is supported by both Python and Matlab. | 1 | 1 | 1 | I am retrieving structured numerical data (float 2-3 decimal spaces) via http requests from a server. The data comes in as sets of numbers which are then converted into an array/list. I want to then store each set of data locally on my computer so that I can further operate on it.
Since there are very many of these da... | Python, computationally efficient data storage methods | 0.066568 | 1 | 0 | 989 |
37,250,466 | 2016-05-16T09:18:00.000 | 1 | 0 | 1 | 0 | python,unicode,ipython,jupyter-notebook | 37,250,690 | 3 | false | 0 | 0 | Really, it is a matter of personal opinion. Keep in mind that Unicode character support for variable names is ONLY in Python 3, so make sure that any external libraries support Python 3. Other than that, there isn't a reason to say no. | 1 | 2 | 0 | I am getting into machine learning, and to document my code, I will write LaTeX math versions of my functions, right next to the code in an Jupyter/IPython notebook. The mathematical definitions include many Greek symbols, so I thought that I might as well use the Greek symbols in function and variable names, since tha... | Are unicode identifiers in python bad practice? | 0.066568 | 0 | 0 | 1,265 |
37,252,527 | 2016-05-16T11:11:00.000 | 36 | 0 | 0 | 0 | python,pyspark,py4j | 37,252,533 | 3 | false | 1 | 0 | using the logging module run:
logging.getLogger("py4j").setLevel(logging.ERROR) | 1 | 22 | 0 | Once logging is started in INFO level I keep getting bunch of py4j.java_gateway:Received command c on object id p0 on your logs. How can I hide it? | how to hide "py4j.java_gateway:Received command c on object id p0"? | 1 | 0 | 0 | 6,581 |
37,255,003 | 2016-05-16T13:22:00.000 | 1 | 0 | 0 | 0 | python,iis,gcc,g++,theano | 37,435,858 | 1 | false | 0 | 0 | I've solved the problem , I had two g++ executables in my WinPython environment at following paths
WinPythonDir\python-2.7.10.amd64\Scripts\g++.exe
WinPythonDir\python-2.7.10.amd64\share\mingwpy\bin\g++.exe
Spyder used the correct one (2) and IIS seems to use the one mentioned in 1. I explicitly added path to 2 in my... | 1 | 3 | 1 | I've been trying to deploy my Python Flask App that uses Conv nets using Theano on local IIS. When I try to load a pickled Neural Network , I get following Errors
Unable to Create compiledir.
I solved this by changing compiledir path in configdefaults.py and giving read/write rights to IIS on that directory. Now comp... | Theano : MissingGxx , g++ not available | 0.197375 | 0 | 0 | 1,208 |
37,255,548 | 2016-05-16T13:49:00.000 | 7 | 0 | 0 | 1 | python,celery | 54,003,787 | 12 | false | 0 | 0 | I have run celery task using RabbitMQ server.
RabbitMq is better and simple than redis broker
while running celery use this command "celery -A project-name worker --pool=solo -l info"
and avoid this command "celery -A project-name worker --loglevel info" | 5 | 42 | 0 | How to run celery worker on Windows without creating Windows Service? Is there any analogy to $ celery -A your_application worker? | How to run celery on windows? | 1 | 0 | 0 | 46,000 |
37,255,548 | 2016-05-16T13:49:00.000 | 7 | 0 | 0 | 1 | python,celery | 64,753,882 | 12 | false | 0 | 0 | Compile Celery with --pool=solo argument.
Example:
celery -A your-application worker -l info --pool=solo | 5 | 42 | 0 | How to run celery worker on Windows without creating Windows Service? Is there any analogy to $ celery -A your_application worker? | How to run celery on windows? | 1 | 0 | 0 | 46,000 |
37,255,548 | 2016-05-16T13:49:00.000 | 5 | 0 | 0 | 1 | python,celery | 37,277,253 | 12 | true | 0 | 0 | It's done the same way as in Linux. Changing directory to module containing celery task and calling "c:\python\python" -m celery -A module.celery worker worked well. | 5 | 42 | 0 | How to run celery worker on Windows without creating Windows Service? Is there any analogy to $ celery -A your_application worker? | How to run celery on windows? | 1.2 | 0 | 0 | 46,000 |
37,255,548 | 2016-05-16T13:49:00.000 | 4 | 0 | 0 | 1 | python,celery | 60,682,458 | 12 | false | 0 | 0 | You can still use celery 4 0+ with Windows 10+
Just use this command "celery -A projet worker - -pool=solo - l info" instead of "celery - A project worker -l info | 5 | 42 | 0 | How to run celery worker on Windows without creating Windows Service? Is there any analogy to $ celery -A your_application worker? | How to run celery on windows? | 0.066568 | 0 | 0 | 46,000 |
37,255,548 | 2016-05-16T13:49:00.000 | 3 | 0 | 0 | 1 | python,celery | 68,523,385 | 12 | false | 0 | 0 | You can run celery on windows without an extra library by using threads
celery -A your_application worker -P threads | 5 | 42 | 0 | How to run celery worker on Windows without creating Windows Service? Is there any analogy to $ celery -A your_application worker? | How to run celery on windows? | 0.049958 | 0 | 0 | 46,000 |
37,255,757 | 2016-05-16T14:00:00.000 | 1 | 0 | 1 | 0 | python | 37,256,251 | 2 | false | 0 | 0 | Your result is becoming too large. Python cannot allocate enough memory to add to it.
More than this is impossible to say without the source code and an explanation of what you're trying to accomplish. | 1 | 0 | 0 | Having an issue in Python and not sure where to start to debug a memory issue. Using the suggestions from answers I have made the changes in code and commented the lines which were previously in place: | Python - memory issue | 0.099668 | 0 | 0 | 87 |
37,258,045 | 2016-05-16T15:51:00.000 | 0 | 0 | 0 | 1 | python,django | 37,266,854 | 6 | false | 1 | 0 | You need to add django to your path variables and then restart the terminal. | 3 | 4 | 0 | I started Django in Mac OS and after installing Django using pip, I tried to initiated a new project using the command django-admin startproject mysite. I get the error -bash: django-admin: command not found. I make quick search in Google and haven't get any solution that works.
How to start a new project using Django... | django-admin command not working in Mac OS | 0 | 0 | 0 | 13,509 |
37,258,045 | 2016-05-16T15:51:00.000 | 0 | 0 | 0 | 1 | python,django | 48,470,351 | 6 | false | 1 | 0 | I know I'm jumping in a little late, but my installations seem to all reside away from /usr/local/bin/... . What worked for me was adding an export path in bash_profile for my django installation.
This also made me realize that it was installed globally. From what I've heard, it's better to install django locally with... | 3 | 4 | 0 | I started Django in Mac OS and after installing Django using pip, I tried to initiated a new project using the command django-admin startproject mysite. I get the error -bash: django-admin: command not found. I make quick search in Google and haven't get any solution that works.
How to start a new project using Django... | django-admin command not working in Mac OS | 0 | 0 | 0 | 13,509 |
37,258,045 | 2016-05-16T15:51:00.000 | 6 | 0 | 0 | 1 | python,django | 37,266,721 | 6 | false | 1 | 0 | I solved the issue after reading a webpage about the mentioned issue.
In the Python shell, write the following,
>> import django
>> django.__file__
>> django also works
It will provide the installation location of django.
Change the path to the new path /usr/local/bin/django-admin.py,
sudo ln -s the compl... | 3 | 4 | 0 | I started Django in Mac OS and after installing Django using pip, I tried to initiated a new project using the command django-admin startproject mysite. I get the error -bash: django-admin: command not found. I make quick search in Google and haven't get any solution that works.
How to start a new project using Django... | django-admin command not working in Mac OS | 1 | 0 | 0 | 13,509 |
37,258,911 | 2016-05-16T16:38:00.000 | 2 | 0 | 1 | 0 | python,numpy,slice,ellipsis | 37,767,201 | 2 | false | 0 | 0 | arr[:,:,1] is fancy indexing used by numpy that selects the first element of the last column in arr. Fancy indexing can only be used in numpy arrays and not in python's traditional lists.
Also, like its pointed out in the comments, a[,:,:,] is a syntax error.
It is helpful because you can select columns easily | 1 | 0 | 1 | I have been reading a very old documentation of Numpy and found out a weird notation which eludes my understanding. The documentation says a[i:...] is a shortcut for a[i,:,:,:].
The documentation being old is very vague and I would welcome any comments.
Thanks,
Prerit | How slicing and ellipsis works in numpy? | 0.197375 | 0 | 0 | 1,494 |
37,265,069 | 2016-05-17T00:05:00.000 | 1 | 0 | 0 | 0 | python,gephi | 37,534,874 | 1 | false | 0 | 0 | I believe I've found a reason for my inability to size nodes in Gephi via a properly formatted gexf file: in the last two versions of Gephi - 0.9.0 and 0.9.1, the Autosize feature of Gephi is "stuck" in the "on" position. So, until that gets fixed, it does not seem possible to size nodes in advance for visualization ... | 1 | 2 | 0 | My question is perhaps not so much a coding "how to" question than it is asking for insight into the "internal" workings of Gephi.
I have successfully used the gexf spec to add "viz" tags to a gexf file using Python - specifically, "color" and "size" tags. However, when opening the file in Gephi, the node size as rend... | How does one effectively scale node size in gexf for Gephi | 0.197375 | 0 | 0 | 264 |
37,266,479 | 2016-05-17T03:13:00.000 | 4 | 0 | 0 | 1 | python,django,google-app-engine,google-compute-engine | 37,267,336 | 1 | true | 1 | 0 | DigitalOcean is IaaS (infrastructure as a service). I guess the corresponding offer from Google is Google Compute Engine, GCE.
Google App Engine is more like Heroku, a PaaS offer (platform as a service).
In practice, what is the difference between PaaS and IaaS?
IaaS: if you have a competent system administrator in y... | 1 | 2 | 0 | I am trying to transfer my current server from DO to GCP but not sure what to use between App engine and Compute engine.
Currently using:
django 1.8
postgres (connected using psycopg2)
python 2.7
Thanks in advance! | App engine vs Compute engine : django project | 1.2 | 0 | 0 | 314 |
37,269,117 | 2016-05-17T06:55:00.000 | 0 | 0 | 0 | 0 | java,python,jsp,web,pygame | 37,271,937 | 1 | false | 1 | 0 | The way I see it you have two options:
If network connection is intermittent (not so frequent), you can use javascript (AJAX specifically) to make HTTP calls to the server whenever you need to access your database.
If you are expecting frequent (continuous) requests (i.e. multiplayer games), you would need to keep a c... | 1 | 0 | 0 | So im creating this game using pygame, and i have to put it up on a website, but it has to run server-side since the game is gonna be using a database locally, and the client will be able to enter a web page and click on a button and the game is gonna run, i cant make the game run completely client side because then th... | Streaming a python game through a jsp | 0 | 0 | 0 | 111 |
37,270,679 | 2016-05-17T08:16:00.000 | 0 | 0 | 0 | 1 | python-2.7,windows-7,bandwidth,ifconfig | 37,288,046 | 1 | false | 0 | 0 | problem solved C:\windows\system32\ipconfig on cmd | 1 | 0 | 0 | i'm still confusing find bandwidth value using ifconfig eth0 , because it's very different if i see tutorial from os linux but my pc still os window 7 ..
Is there any other way to find bandwidth value in window 7 ?
because i must find byte from ifconfig for convert to Kbps | How to get bandwidth from ifconfig eth0 on win7 | 0 | 0 | 0 | 205 |
37,271,162 | 2016-05-17T08:41:00.000 | 1 | 0 | 0 | 0 | python,scons | 37,272,718 | 1 | true | 0 | 1 | You can't turn off the duplicate method for only a subset of files (based on their extension for example).
Installing a subset of source and target files to a specific directory is usually handled by calling the Install() method. Independent of whether you plan to use duplicate=0 or duplicate=1 for your actual builds, ... | 1 | 0 | 0 | In my build I am required to copy header files in a flat structure while source code files are copied in a hierachical structure.
By default when specifying duplicate = 1 (my build is a variant dir build) in SCons all header files and .c/.cpp files are duplicated in a hierarchical structure.
Is there a way to deactiva... | How to deactivate header files duplication in SCons? | 1.2 | 0 | 0 | 82 |
37,275,831 | 2016-05-17T12:11:00.000 | 0 | 0 | 0 | 0 | python,http,ftp,twisted | 37,276,337 | 1 | true | 0 | 0 | In my opinion, you could get this data stream by any protocol you desire (set up your own server using sockets, rest api and so forth), save it as a file and offer it to the customer via FTP.
This is the high-level design. What exactly are you struggling with?
(By the way, keep in mind you should prefer sFTP over FTP.)... | 1 | 0 | 0 | I'm wondering if anyone can offer me any guidance on this.. hope it's being posted in the right place :|.
I want to have a web server that can initiate an download stream via http and serve it out the other side via the FTP protocol.
So a user of the program would request the file and the server would initiate an http ... | HTTP to FTP data stream conversion? | 1.2 | 0 | 1 | 302 |
37,277,713 | 2016-05-17T13:33:00.000 | 1 | 0 | 0 | 0 | python,algorithm,dynamic-programming | 37,280,915 | 4 | false | 0 | 0 | Dynamically build a table of dimensions 6 x n. The entry table[w_i][d_j] will denote the maximal reachable value when Bob has worked for the last i days consecutively (including today) and it is day j.
The first column is easy to fill in:
table[1][0] = x_0 if Bob decides to work on the first day, all other values are 0... | 1 | 3 | 1 | The problem:
There is a set of n days that Bob is planning to work, and on each day i there is a mission; each mission lasts exactly one day, must be done on day i in which it is given, and pays bob x_i dollars. Bob cannot work more than 5 consecutive missions at a time. That is, he must take at least 1 rest day every ... | Dynamic Programming: Mission Per Day, Scheduling for Maximum Profit | 0.049958 | 0 | 0 | 766 |
37,281,218 | 2016-05-17T16:01:00.000 | 1 | 0 | 1 | 0 | python,mysql,json,database | 37,282,081 | 2 | true | 0 | 0 | As your required requirements i preferred you to use NoSQL database e.g Mongowith implementation of redisfor memory data storage that gives you more flexibility and performance.It based on objects so helps you for fetching faster | 2 | 1 | 0 | I'm creating a little own game, and I need to solve the problem: where I need to store player's inventory: in database with JSON(text field) or directly in database tables. Which method consume less RAM, and which is faster at all?
Game server will be written on Python | What is better - store player's inventory in JSON(text field in database) or database directly? | 1.2 | 1 | 0 | 285 |
37,281,218 | 2016-05-17T16:01:00.000 | 1 | 0 | 1 | 0 | python,mysql,json,database | 37,284,304 | 2 | false | 0 | 0 | It's probably better to use database tables directly. That way you can take advantage of other database features such as foreign keys, unique constraints, triggers, and so on. | 2 | 1 | 0 | I'm creating a little own game, and I need to solve the problem: where I need to store player's inventory: in database with JSON(text field) or directly in database tables. Which method consume less RAM, and which is faster at all?
Game server will be written on Python | What is better - store player's inventory in JSON(text field in database) or database directly? | 0.099668 | 1 | 0 | 285 |
37,283,786 | 2016-05-17T18:30:00.000 | 4 | 0 | 1 | 0 | python,python-3.x,division,integer-division | 37,283,878 | 4 | false | 0 | 0 | Floor division will also round down to the next lowest number, not the next lowest absolute value.
6 // 4 = 1.5, which rounds down to 1, and up to 2.
-6 // 4 = -1.5, which rounds down to -2, and up to -1. | 1 | 10 | 0 | The expression 6 // 4 yields 1, where floor division produces the whole number after dividing a number.
But with a negative number, why does -6 // 4 return -2? | Floor division with negative number | 0.197375 | 0 | 0 | 12,821 |
37,287,631 | 2016-05-17T23:09:00.000 | 1 | 0 | 0 | 1 | python,google-app-engine | 37,287,718 | 2 | true | 1 | 0 | You can only see which version of your app was deployed and when - unless you deleted the older version. | 1 | 0 | 0 | I've deployed code changes to a GAE app under development and broken the app. My IDE isn't tracking history to the point in time where things still worked, and I didn't commit my code to a repo as often as I updated the app, so I can't be sure what the state of the deployed code was at the point in time when it was wo... | Does Google App Engine keep code snapshots of past deployments? | 1.2 | 0 | 0 | 26 |
37,289,244 | 2016-05-18T02:29:00.000 | 1 | 0 | 1 | 0 | c#,python,debugging,visual-studio-2015,ptvs | 37,337,168 | 1 | true | 0 | 0 | There seems to be a bug/issue in PTVS and/or Visual Studio in that the watch window does not realize that the context has switched to Python, unless there is at least one call to a python method in the call stack.
so if embedded script does:
print ('foo')
, the watch window thinks it's still in c# context.
If the embed... | 1 | 1 | 0 | How does Visual Studio switch between python and C# expressions when debugging a process that mixes both C# an Python by embedding and invoking python interpreter?
For background: My Visual Studio 2015 with PTVS 2.2.2 did not allow me to specify any python expressions in the watch window (on at least two machines), unt... | How to specify language for watch window expressions in a multi-language debugging environment? | 1.2 | 0 | 0 | 55 |
37,291,961 | 2016-05-18T06:36:00.000 | 5 | 1 | 0 | 0 | python,session,ssh,sftp,conceptual | 37,292,169 | 2 | false | 0 | 0 | The (local) operating system closes any pending TCP/IP connection opened by the process, when the process closes (even if it merely crashes).
So in the end the SSH session is closed, even if you do not close it. Obviously, it's closed abruptly, without proper SSH cleanup. So it may trigger some warning in the server lo... | 2 | 4 | 0 | I'm new to Python. Currently I'm using it to connect to remote servers via ssh, do some stuff (including copying files), then close the session.
After each session I do ssh.close() and sftp.close(). I'm just doing this because that's the typical way I found on the internet.
I'm wondering what would happen if I just fin... | What would happen if I don't close an ssh session? | 0.462117 | 0 | 1 | 1,588 |
37,291,961 | 2016-05-18T06:36:00.000 | 3 | 1 | 0 | 0 | python,session,ssh,sftp,conceptual | 37,292,405 | 2 | false | 0 | 0 | We close session after use so that the clean up(closing of all running processes associated to it) is done correctly/easily.
When you ssh.close() it generates a SIGHUP signal. This signal kills all the tasks/processes under the terminal automatically/instantly.
When you abruptly end the session that is without the clo... | 2 | 4 | 0 | I'm new to Python. Currently I'm using it to connect to remote servers via ssh, do some stuff (including copying files), then close the session.
After each session I do ssh.close() and sftp.close(). I'm just doing this because that's the typical way I found on the internet.
I'm wondering what would happen if I just fin... | What would happen if I don't close an ssh session? | 0.291313 | 0 | 1 | 1,588 |
37,292,381 | 2016-05-18T07:01:00.000 | 3 | 0 | 1 | 1 | python,windows,macos,wxpython,cross-platform | 37,292,590 | 3 | true | 0 | 0 | You can not generate Windows executable files on OS X. You must use the platform which you want the program to run on to compile the program. If you own a copy of Windows, you could run a virtual machine on you Mac and compile it on that. | 1 | 2 | 0 | I am programming python with my Mac laptop, however, the final executable will be run on final users' Windows system. And the Windows system hasn't set up the python environment specifically.
Can I generate an executable file on my Mac laptop, and Windows user can directly run on Windows system?
I looked at py2exe, bu... | Can I generate a python executable file on my Mac that can be used on Windows | 1.2 | 0 | 0 | 2,758 |
37,296,105 | 2016-05-18T09:53:00.000 | 6 | 0 | 1 | 0 | python,pycharm | 37,296,638 | 2 | false | 0 | 0 | You can go to the last visited method with Alt+← (left arrow) and again to the next last, but i have no idea how to show a list of them. | 1 | 6 | 0 | I like the ctrl+e "recent files" dialog of PyCharm and use it often.
Is there a way to list the recent methods I visited during the last minutes too? | PyCharm: Navigate to recent method? | 1 | 0 | 0 | 151 |
37,297,917 | 2016-05-18T11:13:00.000 | 0 | 0 | 1 | 0 | python,pyqt | 37,298,956 | 2 | false | 0 | 1 | Managed it thanks to the link above. Uninstalled Python 3.5 and set my PATH variable to C:\Python34. Downloaded pyinstaller and installed it using PIP. Then navigated to Python34/Scripts and dragged myFile.py (the one to be made an .exe) into it. Ran pyinstaller.exe --windowed myFile.py to create the exe which then wen... | 2 | 0 | 0 | I'm creating a program that I would like to use as a normal program as well as continue to code it on the side. To do this I first tried creating a shortcut of the .py file in my PyCharms project folder and sent it to desktop. When I double-clicked the shortcut the command prompt would open for a second and then shut. ... | How can I run my Python program like a normal program from the desktop? | 0 | 0 | 0 | 883 |
37,297,917 | 2016-05-18T11:13:00.000 | 0 | 0 | 1 | 0 | python,pyqt | 37,299,236 | 2 | false | 0 | 1 | Go to your environmental variables (Right click on Computer > Properties > Advanced system settings > Environment Variables...). Find Path in System variables, select it, and click edit. Remove the Python 3.5 path and replace it with your python 3.4 or virtual environment folder that has python.exe in it.
Make a short... | 2 | 0 | 0 | I'm creating a program that I would like to use as a normal program as well as continue to code it on the side. To do this I first tried creating a shortcut of the .py file in my PyCharms project folder and sent it to desktop. When I double-clicked the shortcut the command prompt would open for a second and then shut. ... | How can I run my Python program like a normal program from the desktop? | 0 | 0 | 0 | 883 |
37,298,803 | 2016-05-18T11:52:00.000 | 0 | 0 | 0 | 1 | python,macos | 41,800,751 | 3 | false | 0 | 0 | To install cryptography package on Mac OS El Capitan. As explained in Cryptography installation doc
env LDFLAGS="-L$(brew --prefix openssl)/lib" CFLAGS="-I$(brew --prefix openssl)/include" pip install cryptography | 1 | 0 | 0 | I tried
sudo pip install cryptography
And the error message is
Collecting cryptography
Using cached cryptography-1.3.2-cp27-none-macosx_10_6_intel.whl
Requirement already satisfied (use --upgrade to upgrade): cffi>=1.4.1 in /Library/Python/2.7/site-packages (from cryptography)
Requirement already satisfied (u... | OSX El Capitan python install cryptography fail | 0 | 0 | 0 | 930 |
37,299,089 | 2016-05-18T12:05:00.000 | 0 | 0 | 0 | 0 | python,python-3.x,pycharm,turtle-graphics | 37,306,132 | 1 | true | 0 | 0 | The turtle.py module is unusual. To make it easier for beginning programmers to use, I assume, all methods of the Turtle class are also available as top level functions that operate on the default (unnamed) turtle instance. All methods of the Screen class are also available as top level functions that operate on the d... | 1 | 0 | 0 | It's possible to call turtle.mainloop() or turtle.exitonclick() without creating instance of Turtle or Screen class.
But PyCharm seems to have trouble auto-completing these functions after pressing Ctrl + Space.
Noticed turtle module has function called _make_global_funcs which I think makes class methods callable usi... | Why can't PyCharm autocomplete turtle.mainloop() function? How to know which function from module is available to use? | 1.2 | 0 | 0 | 483 |
37,302,892 | 2016-05-18T14:40:00.000 | 0 | 0 | 1 | 0 | python,excel,python-2.7,xlwings | 37,306,695 | 1 | true | 0 | 0 | I figured out that when passing a cusip through excel I left the single quotes in the cell, for example I passed '/cusip/...@BGN' instead of /cusip/...@BGN. Not sure why this changed the value so drastically but everything is calculating correctly now | 1 | 0 | 0 | I am pulling data from Bloomberg through TIA to python in order to calculate beta. When I run the code in the Python Compiler I get a correct calculation. When I hard code a cusip into the Python code, I also get the right calculation. However, when I pass the cusip through excel to python I get an incorrect value. The... | xlwings calculation incorrect when passing value to UDF | 1.2 | 0 | 0 | 64 |
37,304,354 | 2016-05-18T15:43:00.000 | 2 | 0 | 1 | 0 | python,winapi,pywin32 | 37,307,651 | 1 | false | 0 | 0 | Figured it out, win32api is part of win32, so I just changed the import to win32.win32api. | 1 | 1 | 0 | I downloaded pywin32 (using pip), and want to use the win32api, however, the module doesn't exist. win32 exists and win32com exist, but not win32api. How can I access win32api(specifically I want to be able to access the GetVolumeInformation) function. | Win32 vs Win32api | 0.379949 | 0 | 0 | 936 |
37,308,794 | 2016-05-18T19:44:00.000 | 0 | 0 | 0 | 1 | google-app-engine-python | 44,471,398 | 2 | false | 1 | 0 | create the project in your google app engine account by specifiying the
Application identifier and title(say you have given your application identifier
is=helloworld)
Go to the google app engine launcher and match your project name in the
app.yaml
with the name identifier you created in your google app engine accou... | 1 | 0 | 0 | I'm new to this and trying to deploy a first app to the app engine. However, when i try to i get this message:
"This application does not exist (app_id=u'udacity')."
I fear it might have to do with the app.yaml file so i'll just leave here what i have there:
application: udacity
version: 1
runtime: python27
api_version... | Deploying app to Google App Engine (python) | 0 | 0 | 0 | 52 |
37,310,576 | 2016-05-18T21:42:00.000 | 2 | 0 | 0 | 0 | python,regex | 37,310,823 | 2 | false | 0 | 0 | Regular expressions try to match as many characters as possible (informally called "maximal munch").
A plain-English description of your regex .*\/posts\/(.*)[/?]+.* would be something like:
Match anything, followed by /posts/, followed by anything, followed by one or more /?, followed by anything.
When we apply that... | 1 | 1 | 0 | I want to extract UUID from urls.
for example:
/posts/eb8c6d25-8784-4cdf-b016-4d8f6df64a62?mc_cid=37387dcb5f&mc_eid=787bbeceb2
/posts/d78fa5da-4cbb-43b5-9fae-2b5c86f883cb/uid/7034
/posts/5ff0021c-16cd-4f66-8881-ee28197ed1cf
I have thousands of this kind of string.
My regex now is ".*\/posts\/(.*)[/?]+.*"
whic... | extract uuid from url | 0.197375 | 0 | 1 | 3,800 |
37,310,589 | 2016-05-18T21:44:00.000 | 1 | 0 | 1 | 0 | python-2.7 | 37,423,139 | 1 | false | 0 | 0 | I work in windows only and I have discovered that in a UNIX or Mac environment filenames use forward slashes for file paths and back slashes are used for “escape characters’. \b means “backspace”.
by adding the r to the path like this(r'M:\projects\EGU\BS\bsofab.txt', 'w’) it works perfectly.
r is for "raw" and essen... | 1 | 0 | 0 | if I run this code I get the error below:
fout = open ('M:\projects\EGU\BS\bsofab.txt', 'w')
IOError: [Errno 22] invalid mode ('w') or filename: 'M:\projects\EGU\BS\x08sofab.txt'
If I change the file name to ('M:\projects\EGU\BS\ofbsab.txt', 'w') it work fine. can someone please tell me what is going on?
thanks | I am opening a file for writing but the file name I have chosen creates an error 22: | 0.197375 | 0 | 0 | 41 |
37,311,172 | 2016-05-18T22:33:00.000 | 3 | 0 | 0 | 0 | python,xml,django | 37,311,205 | 1 | true | 1 | 0 | You might want to consider using PycURL or Twisted. These should have the asynchronous capabilities you're looking for. | 1 | 1 | 0 | Using the form i create several strings that looks like xml data. One part of this strings i need to send on several servers using urllib and another part, on soap server, then i use suds library. When i receive the respond, i need to compare all of this data and show it to user. The sum of these server is nine and qua... | Django sending xml requests at the same time | 1.2 | 0 | 1 | 112 |
37,311,699 | 2016-05-18T23:33:00.000 | 3 | 0 | 0 | 0 | python,numpy,pandas,machine-learning,multi-index | 37,311,742 | 3 | false | 0 | 0 | If you need labelled arrays and pandas-like smart indexing, you can use xarray package which is essentially an n-dimensional extension of pandas Panel (panels are being deprecated in pandas in future in favour of xarray).
Otherwise, it may sometimes be reasonable to use plain numpy arrays which can be of any dimensiona... | 1 | 6 | 1 | What is best way to store and analyze high-dimensional date in python? I like Pandas DataFrame and Panel where I can easily manipulate the axis. Now I have a hyper-cube (dim >=4) of data. I have been thinking of stuffs like dict of Panels, tuple as panel entries. I wonder if there is a high-dim panel thing in Python.
... | High-dimensional data structure in Python | 0.197375 | 0 | 0 | 2,444 |
37,311,877 | 2016-05-18T23:57:00.000 | 0 | 0 | 1 | 1 | python,machine-learning,scikit-learn,windows-10,anaconda | 68,398,311 | 3 | false | 0 | 0 | I had the same issue. Internal or External command can be solved but just 3 steps:
(Before doing make sure you undo all hidden apps)
Select the path of the scripts which are there in your local computer (eg. C drive--> users --> (a file with your name) --> AppData --> Local --> then while you go forward you find Scrip... | 2 | 2 | 0 | I'm having trouble importing Machine Learning algorithms from scikit-learn.
I have it installed but whenever I type for example "from sklearn.naive_bayes import GaussianNB" it says " 'from' is not recognized as an internal or external command, operable program or batch file.
I'm using Anaconda on Windows 10. Is it co... | 'From/import' is not recognized as an internal or external command, operable program or batch file | 0 | 0 | 0 | 39,591 |
37,311,877 | 2016-05-18T23:57:00.000 | 3 | 0 | 1 | 1 | python,machine-learning,scikit-learn,windows-10,anaconda | 37,311,900 | 3 | false | 0 | 0 | That needs to be run in the Python REPL, not at a command line. Be sure to start one before typing Python statements. | 2 | 2 | 0 | I'm having trouble importing Machine Learning algorithms from scikit-learn.
I have it installed but whenever I type for example "from sklearn.naive_bayes import GaussianNB" it says " 'from' is not recognized as an internal or external command, operable program or batch file.
I'm using Anaconda on Windows 10. Is it co... | 'From/import' is not recognized as an internal or external command, operable program or batch file | 0.197375 | 0 | 0 | 39,591 |
37,312,465 | 2016-05-19T01:22:00.000 | 0 | 1 | 0 | 0 | python,python-3.x,hbase,thrift,happybase | 40,366,307 | 1 | false | 1 | 0 | thrift servers are generally only run in a trusted network. that said, thrift can run over ssl but support in happybase is limited because no one stepped up to properly design and implement an api for it. feel free to contribute. | 1 | 0 | 0 | I'm using happybase to access HBase. However, the only parameter I need is the host name. How does Thrift work without authentication? How do I add security to my code? | How do I add authentication/security to access HBase using happybase? | 0 | 0 | 0 | 410 |
37,312,734 | 2016-05-19T01:56:00.000 | 1 | 0 | 1 | 0 | python,regex | 37,312,823 | 2 | false | 0 | 0 | In REGEX:
[] will error with: Incomplete character class
] matches the character ] literally
[ will error with: Incomplete character class
This is a parsing limitation with a lot of bracketed notations and it is not python specific. If you start a meta-squence ([ <- open bracket) the parser has to match it to a closi... | 1 | 0 | 0 | So if I have a regex eg: '[ab]c]' then I expect re.compile() to throw an error saying missing '[' but instead it uses the latter ']' literally and matches 'ac]' as a correct string.
I do not follow this behavior and and thus unable to add validation to my regex that a user can input.
Please help. | Python re.compile uses incorrect ] literally rather than throwing error | 0.099668 | 0 | 0 | 136 |
37,313,320 | 2016-05-19T03:10:00.000 | 1 | 0 | 0 | 0 | python,audio | 37,313,404 | 2 | false | 0 | 0 | i handle this by using Matlab.python can do the same. (left-channel+right-channel)/2.0 | 2 | 1 | 1 | I am playing around with some audio processing in python. Right now I have the audio as a 2x(Large Number) numpy array. I want to combine the channels since I only want to try some simple stuff. I am just unsure how I should do this mathematically. At first I thought this is kind of like converting an RGB image to ... | How to convert two channel audio into one channel audio | 0.099668 | 0 | 0 | 3,971 |
37,313,320 | 2016-05-19T03:10:00.000 | 1 | 0 | 0 | 0 | python,audio | 37,313,414 | 2 | true | 0 | 0 | To convert any stereo audio to mono, what I have always seen is the following:
For each pair of left and right samples:
Add the values of the samples together in a way that will not overflow
Divide the resulting value by two
Use this resulting value as the sample in the mono track - make sure to round it properly if ... | 2 | 1 | 1 | I am playing around with some audio processing in python. Right now I have the audio as a 2x(Large Number) numpy array. I want to combine the channels since I only want to try some simple stuff. I am just unsure how I should do this mathematically. At first I thought this is kind of like converting an RGB image to ... | How to convert two channel audio into one channel audio | 1.2 | 0 | 0 | 3,971 |
37,318,490 | 2016-05-19T08:59:00.000 | 0 | 0 | 0 | 0 | python,django,uwsgi,grpc | 38,935,407 | 1 | false | 1 | 0 | As of grpcio 0.15.0 clients no longer need to be closed. | 1 | 0 | 0 | I am writing a Django project with uwsgi(multiple progress and multiple threading mode) using grpc.
Right now, when the server exits, the grpc python client can not be closed because it used threading and rewrite the exit function. so I have to make a clean function to close the grpc client when the uwsgi sever is relo... | Django with uwsgi(multiple progress and multiple threading): How to run a function when server exits? | 0 | 0 | 0 | 641 |
37,319,345 | 2016-05-19T09:37:00.000 | 1 | 0 | 1 | 0 | python,user-interface,go,communication,core | 37,328,359 | 1 | true | 0 | 1 | There are many ways you can tackle this but what I would recommend is having one of the parts (GUI/Core) as the main application that does all of the initializations and starts the other part. I would recommend using the core for this.
Here's a sample architecture you can use, though the architecture you choose is hig... | 1 | 2 | 0 | I am working on an GUI based application, that is developed using python and go. I am using python(+Kivy) to implement UI and Go to implement middleware / core on windows OS.
my problem statement is :
1) I want to run the exe of the core on launching the application and it should remain in the background till my appli... | Communication between UI and Core on windows machine | 1.2 | 0 | 0 | 105 |
37,327,132 | 2016-05-19T15:01:00.000 | 1 | 0 | 0 | 0 | python,facebook,facebook-graph-api | 37,327,933 | 1 | true | 0 | 0 | No, that is not possible.
What is visible/accessible to you as a user on facebook.com or in their official apps, has litte correlation to what you can see via API.
If you want to access anyone’s likes via API – then they have to login to your app first, and grant it appropriate permission. | 1 | 0 | 0 | I know that in the API users must allow the app permissions to use their specific user data.
But as a user, I have friends which have their own likes. Is there a possible way to query another user or my friend's profile (using their user id) to get a list of their likes via the Graph API.
Ie. because they've decided ... | How to use Facebook graph api as myself instead of external app, to query friend's data? | 1.2 | 0 | 1 | 38 |
37,328,773 | 2016-05-19T16:12:00.000 | 3 | 1 | 0 | 1 | python,plugins,jenkins | 37,616,786 | 2 | true | 0 | 0 | As far as my experiments for jenkins and python goes, shining panda plug-in doesn't install python in slave machines in fact it uses the existing python library set in the jenkins configuration to run python commands.
In order to install python on slaves, I would recommend to use python virtual environment which comes ... | 1 | 7 | 0 | The Jenkins ShiningPanda plugin provides a Managers Jenkins - Configure System setting for Python installations... which includes the ability to Install automatically. This should allow me to automatically setup Python on my slaves.
But I'm having trouble figuring out how to use it. When I use the Add Installer drop d... | How to configure the Jenkins ShiningPanda plugin Python Installations | 1.2 | 0 | 0 | 4,515 |
37,330,662 | 2016-05-19T17:51:00.000 | 0 | 0 | 0 | 0 | python,authorization,access-control,rbac | 37,330,762 | 1 | false | 1 | 0 | From a UX stand point, Option A is better. If Abe has to perform a variety of tasks, then he may have to log out and log in multiple times under different roles, increasing his cognitive load and potentially delay between accomplishing his task.
From a development standpoint, Option B may be slightly easier, if for the... | 1 | 0 | 0 | In an RBAC an User can have multiple roles. Say, an User named Abe is part of couple of Roles, Driver and Mechanic. Abe wants to check whether the truck needs an OilChange (an operation only Mechanics can do)
Option A) When Abe logs in to the application (mobile app or webpage), the backend authenticates Abe and determ... | Which Role to choose for an User | 0 | 0 | 0 | 29 |
37,331,559 | 2016-05-19T18:40:00.000 | 0 | 0 | 0 | 0 | python,plot,bokeh,glyph | 37,333,670 | 1 | true | 0 | 0 | It's always possible to use .add_glyph directly, but it is a bit of a pain. The feature to add all the "glyph methods" e.g. .circle, .rect, etc. is in GitHub master, and will be available in the upcoming 0.12 release. | 1 | 1 | 1 | Is it possible to annotate or add markers of any form to Bokeh charts (specifically Bar graphs)? Say I want to add an * (asterisks) on top of a bar; is this possible? | Annotating bokeh chart plot | 1.2 | 0 | 0 | 240 |
37,333,887 | 2016-05-19T20:58:00.000 | 2 | 0 | 1 | 0 | python,temporary-files | 37,333,919 | 1 | true | 0 | 0 | tempfile.NamedTemporaryFile() doesn't return the filename, only the handle. You need to access the name attribute in order to get the filename. | 1 | 1 | 0 | haven't found a solution to this through searching existing questions, here goes:
New-ish to python. Trying to make a temporary file using the tempfile package. Here is the line of code that is failing with a ValueError:
(temp_file, self.bucket) = tempfile.NamedTemporaryFile(suffix='.py', prefix='Custom_', dir=[mydir],... | Getting a ValueError when making a NamedTemporaryFile in python | 1.2 | 0 | 0 | 73 |
37,334,162 | 2016-05-19T21:18:00.000 | 2 | 0 | 0 | 1 | ipython,jupyter,jupyter-notebook,jupyterhub,jupyter-console | 37,334,386 | 1 | false | 0 | 0 | Turns out that when you edit /etc/bash.bashrc on the machine to include the PATH variable, it then persists in the Jupyterhub terminal | 1 | 2 | 0 | When I open a terminal on JupyterHub and try to run commands that I've placed in the machine's path, it says "command not found."
The default PATH variable on Jupyterhub terminal seems to be /sbin:/usr/sbin:/bin:/usr/bin:/usr/local/bin and I'm wondering why it doesn't use the PATH as defined on the machine. Is there a... | Jupyterhub terminal path variable | 0.379949 | 0 | 0 | 600 |
37,336,002 | 2016-05-20T00:08:00.000 | 0 | 0 | 0 | 0 | python,qt,qcombobox | 37,339,381 | 1 | true | 0 | 1 | The easiest way - to use setAutoCompletion(false) on your QComboBox. | 1 | 0 | 0 | I have a QComboBox and say I type the word "info" in the box, followed by "INFO".
Why doesn't it remember both as 2 distinct words and instead convert "INFO" to "info"?
How can I go about solving this issue so that both words would end up in the list. Also the back-end is in python.
Note: I would prefer a solution with... | QComboBox: same words with different cases are seen as duplicates | 1.2 | 0 | 0 | 47 |
37,338,448 | 2016-05-20T05:18:00.000 | 4 | 0 | 1 | 0 | python,memory-management,cpu-usage,diskspace | 37,338,506 | 1 | false | 0 | 0 | No, virtual environments are a solution to manage Python library paths. It is not a virtualization system and does not enforce any restrictions on the process. | 1 | 2 | 0 | As per definition virtualenv is a tool to create isolated Python environments. virtualenv creates a folder which contains all the necessary executables to use the packages that a Python project would need.
Is there way to created environment which can have restriction on resources CPU, Memory and Diskusage? | Can we setup cpu memory requirement with python virtualenv | 0.664037 | 0 | 0 | 1,111 |
37,340,848 | 2016-05-20T07:43:00.000 | 0 | 0 | 0 | 0 | javascript,jquery,python,raspberry-pi,rfid | 37,479,489 | 3 | false | 1 | 0 | To update page data without delay you need to use websockets.
There is no need in using heavy frameworks.
Once page is loaded first time you open websocket with js and listen to it.
Every time you read a tag you post all necessary data to this open socket and it instantly appear on client side. | 1 | 0 | 0 | So I'm using a Raspberry Pi 2 with a rfid scanner and wrote a script in python that logs people in and out of our attendance system, connects to our postgresql database and returns some data like how much overtime they have and whether their action was a login or logout.
This data is meant to be displayed on a very bas... | Dynamically update static webpage with python script | 0 | 0 | 0 | 1,371 |
37,342,486 | 2016-05-20T09:04:00.000 | 0 | 0 | 1 | 0 | python,anaconda,jupyter | 37,367,182 | 2 | false | 0 | 0 | These comments are based on a windows 10 install.
Are you sure Jupyter notebook did not install? Go to the command prompt and type "jupyter notebook" without the quotes. In my case that launched the notebook. If that doesn't work type "conda update jupyter" without the quotes and try launching the notebook again. If t... | 1 | 0 | 0 | I want to learn python, hence a newbie.
i tried to install jupyter offline. I downloaded anaconda3 for windows, installed it, then ran the command conda install jupyter but nothing happened, perhaps it tries to go online for fetching some dependency files etc.
please guide me for offline installation of jupyter for pyt... | Installing anaconda3 offline | 0 | 0 | 0 | 520 |
37,346,844 | 2016-05-20T12:32:00.000 | 0 | 0 | 0 | 1 | python-2.7,kivy,startup,python-idle | 48,363,806 | 1 | false | 0 | 1 | reason for subprocess startup error can be a new python file that you have created recently with the same name as same existing libraries or module name
e.g. 're.py','os.py' etc
beacuse re,os are the predefined libraries
just go and find the file and rename it
hope so it will be resolved | 1 | 0 | 0 | I have just installed kivy in python 2.7.11. After installing it, whenever i try to open IDLE, it is giving subprocess startup error.
Actually i installed kivy on my windows 7 PC through command prompt. After installation, I copied programs of kivy from my android tab to run them on my pc. When I tried to open them, ID... | Python IDLE giving startup error | 0 | 0 | 0 | 566 |
37,351,300 | 2016-05-20T16:15:00.000 | 0 | 0 | 0 | 1 | python,django,url-routing | 37,352,987 | 1 | false | 1 | 0 | After doing more research and talking with coworkers, I realized that reverse does exactly what I need. | 1 | 1 | 0 | I need to redirect my clients to another endpoint in my django app. I know I can use relative urls with request.build_absolute_uri() to do this, but I am searching for a generic solution that doesn't require the redirecting handler to know its own place in the URL hierarchy.
As an example, I have handlers at the fol... | Can I tell where my django app is mounted in the url hierarchy? | 0 | 0 | 0 | 33 |
37,352,294 | 2016-05-20T17:14:00.000 | 1 | 0 | 1 | 1 | python-3.x,logging,cluster-computing | 37,386,212 | 1 | true | 0 | 0 | A simple solution is to ask for logging to log on syslog (typically /dev/log, which won't block your application), locally (so your application is not bound to your logging system: it's still portable), then let rsyslog (I prefer syslogng personally) transmit them to a main log server.
Another solution is to use a tool... | 1 | 0 | 0 | Need advice on the organization of logging in a clustered application written in Python(asyncio). Applications use the logging module and store logs local file.
See the logs with 3 servers uncomfortable.
I would like to use rsyslog, but there are fears that it will block the application. Another way to use aioredis(pus... | asyncio logging for cluster app | 1.2 | 0 | 0 | 382 |
37,352,895 | 2016-05-20T17:49:00.000 | 1 | 0 | 1 | 0 | python,multidimensional-array | 37,352,954 | 1 | false | 0 | 0 | NumPy arrays actually do allow non-numerical contents, so you can just use NumPy. | 1 | 0 | 1 | I would like to make a numpy-like multi-dimensional array of non-numerical objects in python. I believe Numpy arrays only allow numerical values. List-of-lists are much less convenient to index- for example, I'd like to be able to ask for myarray[1,:,2] which requires much more complicated calls from lists of lists.
I... | Python arrays for objects | 0.197375 | 0 | 0 | 42 |
37,353,915 | 2016-05-20T18:51:00.000 | 2 | 0 | 1 | 1 | python,python-2.7,batch-file,ipython,python-idle | 37,354,377 | 3 | true | 0 | 0 | Why not run the script directly from the command line using "python script_file.py" in your command line? | 1 | 0 | 0 | I have a python script which creates some images. The script runs in Ipython IDLE as expected, however then I call IDLE from the cmd line, and include the name of the script, the script loads but does not execute. If I hit F5(run Module) then the program runs, but I wonder if it is possible to make the script run witho... | I need to run a python script in IDLE from a BAT file | 1.2 | 0 | 0 | 1,630 |
37,354,292 | 2016-05-20T19:16:00.000 | 0 | 1 | 0 | 0 | python,unity3d,blender | 39,065,689 | 2 | false | 0 | 0 | Another approach is to compute a CRC-like signature on meaningful values (mesh geometry, materials, whatever it is you change often) and store that somewhere (in each object as a custom property, for instance).
Then you can easily skip objects whose signatures did not change since last export. | 1 | 2 | 0 | I have a Blender file called Assets.blend containing over 100 objects for a game I'm developing in Unity.
When ever I make modifications, I run a script that exports each root object as a separate fbx file.
However I have no way of detecting which ones have been updated, so every time I have to re-export every single o... | Detect changes in Blender object for more efficient export script | 0 | 0 | 0 | 649 |
37,357,318 | 2016-05-20T23:34:00.000 | 0 | 0 | 0 | 1 | python,pymssql | 37,366,489 | 1 | false | 0 | 0 | No, pymssql does not use ODBC. | 1 | 0 | 0 | I want to use pymssql on a 24/7 Linux production app and am worried about stability. As soon as I hear ODBC I start to have reservations, especially on Linux.
Does pymssql use ODBC or is it straight to freeTDS? | Does Linux pymssql use ODBC? | 0 | 1 | 0 | 184 |
37,361,976 | 2016-05-21T10:54:00.000 | 1 | 1 | 1 | 1 | python,installation | 47,179,582 | 1 | false | 0 | 0 | Type .\python.exe .\
PS C:\Python27> .\python.exe .\PRACTICE.py
Typing only python will not get recognized by windows. | 1 | 1 | 0 | I've installed python, and added it's path to system variables "C:\Python27" but when typing "python" to powershell, I get error mentioned in title. I also can't run it from cmd.
And yes, my python folder is in c directory. | The term 'python' is not recognized as the name of a cmdlet | 0.197375 | 0 | 0 | 4,380 |
37,367,028 | 2016-05-21T19:11:00.000 | 0 | 0 | 1 | 0 | python | 37,367,050 | 2 | false | 0 | 0 | Yes - pip. Using pip freeze will give you the list of all the installed modules. Next all you need to do is to install all that modules by running pip install -r your_file_with_modules_list. | 1 | 0 | 0 | I will format my pc and i would like to somehow collect all the python modules that i have currently and package them (zip or rar etc) / or create an index file of them, so that when i'm done formatting the pc i can reinstall them all in one go, either by using the package/or by using the index created to pip install t... | Reinstall python with modules | 0 | 0 | 0 | 167 |
37,368,441 | 2016-05-21T22:00:00.000 | 3 | 1 | 1 | 1 | python,c++,autotools,automake,distutils | 37,369,042 | 1 | true | 0 | 0 | Based on your description, I would suggest that you have your project built using stock autotools-generated configure and Makefile, i.e. autoconf and automake, and have either your configure or your Makefile take care of executing your setup.py, in order to set up your Python bits.
I have a project that's mostly C/C++ ... | 1 | 2 | 0 | I'm working on transitioning a project from scons to autotools, since I it seems to automatically generate a lot of features that are annoying to write in a SConscript (e.g. make uninstall).
The project is mostly c++ based, but also includes some modules that have been written in python. After a lot of reading autotool... | Are there any disadvantages in using a Makefile.am over setup.py? | 1.2 | 0 | 0 | 580 |
37,369,691 | 2016-05-22T01:35:00.000 | 0 | 0 | 0 | 0 | python,django,django-forms,django-admin | 37,629,111 | 1 | false | 1 | 0 | there is only one requirement - select field must get a list of values or list of tuple (value, description), of course saving those options is the second thing
how you will do this is up to you - you need to find a solution that will fit your needs and skills
simplest is to have secondary table, referenced from primar... | 1 | 1 | 0 | I have a contact form that is posting values to a model called Enquiry. The Enquiry model has an attribute named enquiry_type which is a dropdown select box on the form. Current options are 'general enquiry' & 'request a call back'.
My question is what is the best practice to allow an admin to add to this dropdown? I w... | Allowing a Django-admin user to add an to a dropdown | 0 | 0 | 0 | 728 |
37,372,854 | 2016-05-22T09:57:00.000 | 0 | 0 | 1 | 0 | python,python-2.7,permissions,chmod | 37,373,078 | 2 | false | 0 | 0 | use os.chmod().
os.chmod(path, stat.S_IRUSR | stat.S_IRGRP | stat.S_IROTH) | 1 | 1 | 0 | I need to change the permissions of an existing folder to be "without permission" - meaning they cannot be read/write.
Is there a way to do this in python (windows)? | How to change permission of folder to not read/write in python | 0 | 0 | 0 | 1,126 |
37,374,206 | 2016-05-22T12:11:00.000 | 1 | 0 | 0 | 0 | python,django,django-models,django-channels | 37,388,078 | 1 | false | 1 | 0 | As mentioned by knbk, restarting the worker processes made it reflect the changes on my Admin portal. That was the only thing I hadn't tried. | 1 | 1 | 0 | I have a implemented django-channels. Earlier I was using Apache to serve the django application, but now Channels uses Daphne(server) to serve my application. After adding two new models to the models.py file, I migrated the changes to database. I also registered the models in the admin.py file.
Even so, the models ar... | Django-Channels - /admin/ portal not displaying new models created | 0.197375 | 0 | 0 | 205 |
37,375,019 | 2016-05-22T13:32:00.000 | 3 | 0 | 1 | 1 | python,linux,pip,fedora,pyperclip | 37,375,107 | 1 | true | 0 | 0 | you can use python3 -m pip install pyperclip | 1 | 1 | 0 | I'll start by saying I am a complete novice and am likely overlooking something obvious. Don't assume I have any idea about anything related to linux or python.
Anyway, I installed python 3.5 onto my computer which runs Fedora 23. Fedora comes prepackaged with 2.7. When I installed 3.5, I somehow installed it into my /... | pip works for python2.7 but not 3.5 | 1.2 | 0 | 0 | 800 |
37,378,730 | 2016-05-22T19:30:00.000 | 0 | 0 | 1 | 0 | python | 37,378,811 | 3 | false | 0 | 0 | python 3.5 packages do not work with python 2.7 and vice versa.
And I even think that you can't install packages from linux to windows. | 2 | 0 | 0 | I'm newbie of python programming.
I have windows 7 laptop and I'm also running virtual box Ubuntu.
I manually installed python3.5 on Win7 through Eclipse first. The default python version in my Virtualbox Ubuntu is 2.7.11.
Is it possible for me to install python packages through my VirtualBox to my Win7 python3.5?... | Virtual box python different python version | 0 | 0 | 0 | 1,880 |
37,378,730 | 2016-05-22T19:30:00.000 | 0 | 0 | 1 | 0 | python | 37,379,150 | 3 | false | 0 | 0 | The Ubuntu VirtualBox is not just a linux-looking frontend to your existing Win7 install. It's a completely separate OS that runs as if it were on a separate computer. You can set up shared folders to share data between the host and guest, but trying to use Linux to install programs on Windows would be error-prone an... | 2 | 0 | 0 | I'm newbie of python programming.
I have windows 7 laptop and I'm also running virtual box Ubuntu.
I manually installed python3.5 on Win7 through Eclipse first. The default python version in my Virtualbox Ubuntu is 2.7.11.
Is it possible for me to install python packages through my VirtualBox to my Win7 python3.5?... | Virtual box python different python version | 0 | 0 | 0 | 1,880 |
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