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How to reliably open a file in the same directory as a Python script
I used to open files that were in the same directory as the currently running Python script by simply using a command like
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Animate text change in UILabel
...ing a new text value to a UILabel . Currently, the new text appears just fine. However, I'd like to add some animation when the new text appears. I'm wondering what I can do to animate the appearance of the new text.
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Recursive search and replace in text files on Mac and Linux
In the linux shell, the following command will recursively search and replace all instances of 'this' with 'that' (I don't have a Linux shell in front of me, but it should do).
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When should I use C++ private inheritance?
Unlike protected inheritance, C++ private inheritance found its way into mainstream C++ development. However, I still haven't found a good use for it.
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What does template mean?
When declaring a template, I am used to having this kind of code:
4 Answers
4
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FFmpeg: How to split video efficiently?
...to split a large avi video into two smaller consecutive videos. I am using ffmpeg.
9 Answers
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map function for objects (instead of arrays)
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var myObject = { 'a': 1, 'b': 2, 'c': 3 };
Object.keys(myObject).map(function(key, index) {
myObject[key] *= 2;
});
console.log(myObject);
// => { 'a': 2, 'b': 4, 'c': 6 }
But you could easily iterate over an object using for ... in:
var myObject = { 'a': 1, 'b': 2, 'c':...
Shell - How to find directory of some command?
... are on shell, the only commands that can be used are the ones that can be found on some directory set on PATH.
Even I don't know how to see what dirs are on my PATH variable (and this is another good question that could be answered), what I'd like to know is:
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grep, but only certain file extensions
...ts to grep certain directories, but these directories contain all sorts of file types.
11 Answers
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How to include a quote in a raw Python string
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If you want to use double quotes in strings but not single quotes, you can just use single quotes as the delimiter instead:
r'what"ever'
If you need both kinds of quotes in your string, use a triple-quoted string:
r"""what...