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Create list of single item repeated N times
...formance of creating a list with identical elements will be a critical component of the performance of a python program.
– Arthur
Jun 20 '16 at 17:25
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Immutable array in Java
... arrays in Java? Making a primitive array final doesn't actually prevent one from doing something like
14 Answers
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What is the point of the diamond operator () in Java 7?
...e treated the same as generic types. When you declare a raw type, you get none of the benefits and type checking of generics. You also have to keep in mind that generics are a general purpose part of the Java language... they don't just apply to the no-arg constructors of Collections!
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What does it mean for a data structure to be “intrusive”?
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An intrusive data structure is one that requires help from the elements it intends to store in order to store them.
Let me reword that. When you put something into that data structure, that "something" becomes aware of the fact that it is in that data str...
java get file size efficiently
...llowed by channel. I run this with some pause fresh about 10 times. So for one time access, using the URL is the fastest way I can think of:
LENGTH sum: 10626, per Iteration: 10626.0
CHANNEL sum: 5535, per Iteration: 5535.0
URL sum: 660, per Iteration: 660.0
For runs = 5 and iterations = 50 the...
Easy pretty printing of floats in python?
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As noone has added it, it should be noted that going forward from Python 2.6+ the recommended way to do string formating is with format, to get ready for Python 3+.
print ["{0:0.2f}".format(i) for i in a]
The new string formati...
How do I view / replay a chrome network debugger har file saved with content?
...cessary - HAR Viewer runs in the browser only, there is no server-side component that ever 'sees' the HAR file.
– Paul Grime
Jul 9 '18 at 14:21
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Good ways to manage a changelog using git?
...re searchers, it's now possible to generate gorgeous logs with:
git log --oneline --decorate
Or, if you want it even prettier (with color for terminal):
git log --oneline --decorate --color
Piping that output to ChangeLog is what I currently use in all my projects, it's simply amazing.
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Is there a simple way to delete a list element by value?
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To clarify for anyone skimming, it "fails" in the sense that it raises a ValueError exception.
– Casey Falk
Jul 4 '14 at 17:50
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Converting string to Date and DateTime
...d ? The only reason I ask for both Date and DateTime is because I need one in one spot, and the other in a different spot.
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