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Single Line Nested For Loops
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The best source of information is the official Python tutorial on list comprehensions. List comprehensions are nearly the same as for loops (certainly any list comprehension can be written as a for-loop) but they are often faste...
Replace multiple characters in one replace call
Very simple little question, but I don't quite understand how to do it.
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Use of 'prototype' vs. 'this' in JavaScript?
What's the difference between
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Benefits of inline functions in C++?
...that it only increases performance for the code that the compiler outputs, but with today's optimized compilers, fast CPUs, huge memory etc. (not like in the 1980< where memory was scarce and everything had to fit in 100KB of memory) what advantages do they really have today?
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How to print matched regex pattern using awk?
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This is the very basic
awk '/pattern/{ print $0 }' file
ask awk to search for pattern using //, then print out the line, which by default is called a record, denoted by $0. At least read up the documentation.
If you only want to get print...
What is the difference between dynamic and static polymorphism in Java?
Can anyone provide a simple example that explains the difference between Dynamic and Static polymorphism in Java?
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Hidden Features of Java
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Double Brace Initialization took me by surprise a few months ago when I first discovered it, never heard of it before.
ThreadLocals are typically not so widely known as a way to store per-thread state.
Since JDK 1.5 Java has h...
Does a javascript if statement with multiple conditions test all of them?
...nditions to test for, does javascript test them all regardless, or will it bail before testing them all if it's already false?
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Why is this F# code so slow?
...tation in C# and F#. The C# version is 10 times faster for two strings of about 1500 chars. C#: 69 ms, F# 867 ms. Why? As far as I can tell, they do the exact same thing? Doesn't matter if it is a Release or a Debug build.
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How to negate specific word in regex? [duplicate]
I know that I can negate group of chars as in [^bar] but I need a regular expression where negation applies to the specific word - so in my example how do I negate an actual bar , and not "any chars in bar"?
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