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How can I find the first occurrence of a sub-string in a python string?
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@Regressor: look into regex and word boundaries.
– mechanical_meat
Apr 12 at 23:29
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What does the caret operator (^) in Python do?
I ran across the caret operator in python today and trying it out, I got the following output:
5 Answers
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How do I create a random alpha-numeric string in C++?
I'd like to create a random string, consisting of alpha-numeric characters. I want to be able to be specify the length of the string.
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Build a Basic Python Iterator
...ator protocol, which basically means they provide two methods: __iter__() and __next__().
The __iter__ returns the iterator object and is implicitly called
at the start of loops.
The __next__() method returns the next value and is implicitly called at each loop increment. This method raises a...
What is the difference between JDK dynamic proxy and CGLib?
...roxy Design Pattern , What is the difference between JDK's Dynamic Proxy and third party dynamic code generation API s such as CGLib ?
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What is the difference between ELF files and bin files?
The final images produced by compliers contain both bin file and extended loader format ELf file ,what is the difference between the two , especially the utility of ELF file.
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Is there a quicker / better way to clear the iPhone Simulator cache than deleting its directory?
So I'm still reasonably new to iOS development and I'm finding myself quite regularly needing to delete either DerivedData, or the contents of the iPhone Simulator directory, to get things to actually execute from my code. Clean in Xcode doesn't do the same as emptying those directories, right? And ...
Twitter's typeahead.js suggestions are not styled (have no border, transparent background, etc.)
I'm using twitter's typeahead.js 0.9.3 and it seems my suggestions are not styled at all.
9 Answers
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How to read the RGB value of a given pixel in Python?
... be many different formats.
pix = im.load()
print im.size # Get the width and hight of the image for iterating over
print pix[x,y] # Get the RGBA Value of the a pixel of an image
pix[x,y] = value # Set the RGBA Value of the image (tuple)
im.save('alive_parrot.png') # Save the modified pixels as ...
How to reduce iOS AVPlayer start delay
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For iOS 10.x and greater to reduce AVPlayer start delay I set:
avplayer.automaticallyWaitsToMinimizeStalling = false;
and that seemed to fix it for me. This could have other consequences, but I haven't hit those yet.
I got the idea for...