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'and' (boolean) vs '&' (bitwise) - Why difference in behavior with lists vs numpy arrays?
What explains the difference in behavior of boolean and bitwise operations on lists vs NumPy arrays?
8 Answers
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How to disable all caps menu titles in Visual Studio
I assume the title is self explanatory. Just want to change the look of the Visual Studio 2012 not to show menu title in all capital letters.
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SQL injection that gets around mysql_real_escape_string()
Is there an SQL injection possibility even when using mysql_real_escape_string() function?
4 Answers
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What does the “===” operator do in Ruby? [duplicate]
I've seen it used a few times lately but can't figure out what it does. Can anyone illustrate how it works?
3 Answers
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CSS selector for first element with class
I have a bunch of elements with a class name red , but I can't seem to select the first element with the class="red" using the following CSS rule:
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If Python is interpreted, what are .pyc files?
...ed by Python's virtual machine.
Python's documentation explains the definition like this:
Python is an interpreted language, as
opposed to a compiled one, though the
distinction can be blurry because of
the presence of the bytecode compiler.
This means that source files can be
run di...
Is it possible to specify a different ssh port when using rsync?
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Although this isn't the most obvious answer it is still a very good answer. It's worth using SSH config for any host you connect to more than once or twice as it'll save you a lot of thinking and typing.
– John Hunt
Apr 28 '14 at ...
Why is (object)0 == (object)0 different from ((object)0).Equals((object)0)?
...y different methods.
The == case will bind to the static reference equality operator. There are 2 independent boxed int values created hence they are not the same reference.
In the second case you bind to the instance method Object.Equals. This is a virtual method which will filter down to Int...
Difference between sh and bash
When writing shell programs, we often use /bin/sh and /bin/bash . I usually use bash , but I don't know what's the difference between them.
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What does void mean in C, C++, and C#?
...ing to get the fundamentals on where the term " void " comes from, and why it is called void. The intention of the question is to assist someone who has no C experience, and is suddenly looking at a C-based codebase.
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