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Renaming a virtualenv folder without breaking it
...e scripts to use
activate_this.py instead of using the
location of the Python interpreter to
select the environment.
Note: you must run this after you've
installed any packages into the
environment. If you make an
environment relocatable, then install
a new package, you must run v...
Using git repository as a database backend
... some structured form (I'd prefer YAML, but it may just as well be JSON or XML).
5 Answers
...
How to duplicate virtualenv
...e. A requirements file is basically a file that contains a list of all the python packages you want to install (or have already installed in case of file generated by pip), and what versions they're at.
To generate a requirements file, go into your original virtualenv, and run:
pip freeze > req...
What is the difference between `sorted(list)` vs `list.sort()`?
...
In general, when a python function returns None, it is a sign, that the operations are done in place, that's why, when you want to print list.sort() it returns None.
– user1767754
Nov 19 '17 at 9:34
...
How exactly does a generator comprehension work?
...ne question here. I used next(gen_name) to get the result and it worked in Python 3. Is there any specific scenario where we need to use __next__()?
– Ankit Vashistha
May 30 '18 at 6:12
...
Is there any difference between “foo is None” and “foo == None”?
... a special builtin method that determines how == is handled when used on a Python object. Here we have overridden it so that when == is used on objects of type Foo it always returns true. There isn't an equivalent method for the is operator and so the behaviour of is cannot be changed in the same wa...
Find which version of package is installed with pip
...w Jinja2
---
Name: Jinja2
Version: 2.7.3
Location: /path/to/virtualenv/lib/python2.7/site-packages
Requires: markupsafe
In older versions, pip freeze and grep should do the job nicely.
$ pip freeze | grep Jinja2
Jinja2==2.7.3
...
“Default Activity Not Found” on Android Studio upgrade
...be telling you that you don't have an activity declared in AndroidManifest.xml that is marked as the main activity, to be launched when the application starts.
You should have at least one activity that looks something like this:
<activity
android:name="com.your.package.name.YourActivit...
Error: CUICatalog: Invalid asset name supplied: (null), or invalid scale factor : 2.000000
... holidays, so I don't know exactly how it was done).
After inspecting the XML of the storyboards, I found that an image reference which previously had pointed to "bottomBar" in the assets catalogue instead pointed to imageView:fFo-1g-jzs:image.
At the end of the XML file under the <resources>...
What is “missing” in the Visual Studio 2008 Express Editions?
...ows Installer Deployment
64-bit Visual C++ Tools
Create XSD Schema from an XML Document
Reports Application Project Template
Visual Studio Report Designer
Visual Studio Report Wizard
Shared Add-in Project Template
ASP.NET AJAX Server Control Extender Project Template
ASP.NET AJAX Server Control Proj...