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Diff files present in two different directories
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This will output a recursive diff that ignore spaces, with a unified context:
b flag means ignoring whitespace
u flag means a unified context (3 lines before and after)
r flag means recursive
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Installing PIL with pip
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Install Xcode and Xcode Command Line Tools as mentioned.
Use Pillow instead, as PIL is basically dead. Pillow is a maintained fork of PIL.
https://pypi.python.org/pypi/Pillow/2.2.1
pip install Pillow
If you have both Pythons ins...
How to get maximum value from the Collection (for example ArrayList)?
There is an ArrayList which stores integer values. I need to find the maximum value in this list. E.g. suppose the arrayList stored values are : 10, 20, 30, 40, 50 and the max
value would be 50 .
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Is there a good charting library for iPhone? [closed]
...close to useable and is currently in use in several shipping iPhone and OS X applications.
Edit 2/10
Core Plot has come a long way since I first posted the summary. The framework now has bar charts (including horizontal bar charts, I believe), axis labels (including aribrarty rotations), and fills...
Getting “net::ERR_BLOCKED_BY_CLIENT” error on some AJAX calls
Recently I've realised that, some adblocker extensions (such as adBlocker plus) block some Ajax calls. I get that error on the console:
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Is there a pretty print for PHP?
I'm fixing some PHP scripts and I'm missing ruby's pretty printer. i.e.
31 Answers
31
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Function Pointers in Java
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@Raedwald C++ has functors, and C++0x has closures and lambdas built on top of functors. It even has std::bind, which binds parameters to functions and returns a callable object. I can't defend C on these grounds, but C++ really is better than Java for this.
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How to swap files between windows in VIM?
...Is there any Plugin, Macro, etc to make this more easy? BTW, I use MiniBufExplorer.
5 Answers
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Why does this iterative list-growing code give IndexError: list assignment index out of range?
... attempting to write to element [0] in the first iteration, which doesn't exist yet.
Try the following instead, to add a new element to the end of the list:
for l in i:
j.append(l)
Of course, you'd never do this in practice if all you wanted to do was to copy an existing list. You'd just do:...
How do I remove an array item in TypeScript?
... undefined.
Better to use the Array.prototype.splice function:
const index = myArray.indexOf(key, 0);
if (index > -1) {
myArray.splice(index, 1);
}
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