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reStructuredText tool support
...re scattered all over the Internet. The official tool list is incomplete and/or outdated, and can be updated only via commit privileges. For some time there was a comprehensive list at the Wikipedia reStructuredText page , but this apparently " did not meet the notability guideline for web conten...
How to remove a key from a Python dictionary?
...y', None)
This will return my_dict[key] if key exists in the dictionary, and None otherwise. If the second parameter is not specified (ie. my_dict.pop('key')) and key does not exist, a KeyError is raised.
To delete a key that is guaranteed to exist, you can also use
del my_dict['key']
This wil...
Unable to add window — token android.os.BinderProxy is not valid; is your activity running?
...Facebook API, I follow this example: https://github.com/facebook/facebook-android-sdk/tree/master/examples/simple
11 Ans...
Detect rotation of Android phone in the browser with JavaScript
I know that in Safari on an iPhone you can detect the screen's orientation and change of orientation by listening for the onorientationchange event and querying window.orientation for the angle.
...
CSS does the width include the padding?
...
IE used to use the more-convenient-but-non-standard "border-box" box model. In this model, the width of an element includes the padding and borders. For example:
#foo { width: 10em; padding: 2em; border: 1em; }
would be 10em wide.
In contrast, all standards-fearing brow...
What blocks Ruby, Python to get Javascript V8 speed? [closed]
...s Ruby, Python to get Javascript V8 speed?
Nothing.
Well, okay: money. (And time, people, resources, but if you have money, you can buy those.)
V8 has a team of brilliant, highly-specialized, highly-experienced (and thus highly-paid) engineers working on it, that have decades of experience (I'm ...
How exactly does the “Specific Version” property of an assembly reference work in Visual Studio?
...is that "Specific Version" is a property that takes effect at compile-time and not at runtime.
What is it all about?
When a project is built, the project's assembly references need to be resolved in order to find the physical assemblies that the build system should use. If the "Specific Version" c...
Does Swift have access modifiers?
...e highest (least restrictive) to the lowest (most restrictive).
1. open and public
Enable an entity to be used outside the defining module (target). You typically use open or public access when specifying the public interface to a framework.
However, open access applies only to classes and clas...
How can I extract audio from video with ffmpeg?
I tried the following command to extract audio from video:
12 Answers
12
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When you exit a C application, is the malloc-ed memory automatically freed?
...
It depends on the operating system. The majority of modern (and all major) operating systems will free memory not freed by the program when it ends.
Relying on this is bad practice and it is better to free it explicitly. The issue isn't just that your code looks bad. You may decide y...