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Programmatically generate video or animated GIF in Python?
I have a series of images that I want to create a video from. Ideally I could specify a frame duration for each frame but a fixed frame rate would be fine too. I'm doing this in wxPython, so I can render to a wxDC or I can save the images to files, like PNG. Is there a Python library that will al...
How do I declare class-level properties in Objective-C?
...mething that's equivalent to a static variable? E.g. only one instance for all types of Foo?
To declare class functions in Objective-C you use the + prefix instead of - so your implementation would look something like:
// Foo.h
@interface Foo {
}
+ (NSDictionary *)dictionary;
// Foo.m
+ (NSDicti...
Append text to input field
...
// Define appendVal by extending JQuery
$.fn.appendVal = function( TextToAppend ) {
return $(this).val(
$(this).val() + TextToAppend
);
};
//_____________________________________________
// And that's how to use it:
$('#Some...
Retrieve specific commit from a remote Git repository
...nother match would hide it.
We take care to apply the matches in reverse-order from how they are fed to us by the config machinery, as that lets our usual "last one wins" config precedence work (and entries in .git/config, for example, will override /etc/gitconfig).
So you can now do:
git c...
What is an AngularJS directive?
...entation, directives are structures you can write that angularjs parses in order to create objects and behaviors.In other words it's a template in which you use mix of any arbitrary nodes and pseudo-javascript and placeholders for data to express intentions of how your widget (component) is structur...
In Python, how do I indicate I'm overriding a method?
...
Based on this and fwc:s answer I created a pip installable package https://github.com/mkorpela/overrides
From time to time I end up here looking at this question.
Mainly this happens after (again) seeing the same bug in our code base: Someone has forgotten some "interface" i...
How to set JAVA_HOME in Linux for all users
...
For all users, I would recommend placing the following line in /etc/profile
export JAVA_HOME=$(readlink -f /usr/bin/javac | sed "s:/bin/javac::")
This will update dynamically and works well with the alternatives system. Do not...
What are the main uses of yield(), and how does it differ from join() and interrupt()?
... that by the end each 1 was replaced with its sequence number in row major order:
1 0 0 0
2 3 0 0
0 0 0 4
0 0 5 6
0 0 7 8
In the next step, each value is replaced by the minimum between itself and its neighbours' values:
1 0 0 0
1 1 0 0
0 0 0 4
0 0 4 4
0 0 4 4
We can now easily determine that ...
How can I autoformat/indent C code in vim?
...below, etc. All the options are controlled by command line parameters.
In order to use it in vim, just set the formatprg option to it, and then use the gq command. So, for example, I have in my .vimrc:
autocmd BufNewFile,BufRead *.cpp set formatprg=astyle\ -T4pb
so that whenever I open a .cpp fi...
What's so wrong about using GC.Collect()?
...l)
' Call the Garbage Collector twice. The GC needs to be called twice in order to get the
' Finalizers called - the first time in, it simply makes a list of what is to be finalized,
' the second time in, it actually does the finalizing. Only then will the object do its
' automatic ReleaseComObjec...