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What is the difference between “git init” and “git init --bare”?
... the directory contains a .git folder where the history and all the git plumbing goes. You work at the level where the .git folder is.
Bare Git Repo
The other variant creates a repository without a working directory (git clone --bare). You don't get a directory where you can work. Everything in th...
What is the rationale for all comparisons returning false for IEEE754 NaN values?
Why do comparisons of NaN values behave differently from all other values?
That is, all comparisons with the operators ==, =, where one or both values is NaN returns false, contrary to the behaviour of all other values.
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Why do C++ libraries and frameworks never use smart pointers?
I read in a few articles that raw pointers should almost never be used. Instead they should always be wrapped inside smart pointers, whether it's scoped or shared pointers.
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What is the difference between RegExp’s exec() function and String’s match() function?
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exec with a global regular expression is meant to be used in a loop, as it will still retrieve all matched subexpressions. So:
var re = /[^\/]+/g;
var match;
while (match = re.exec('/a/b/c/d')) {
// match is now the next match, in array form.
}
// No more mat...
What is a difference between
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The first says that it's "some type which is an ancestor of E"; the second says that it's "some type which is a subclass of E". (In both cases E itself is okay.)
So the constructor uses the ? extends E form so it guarantees that when it fetches values ...
How do I convert between big-endian and little-endian values in C++?
...wing: You include intrin.h and call the following functions:
For 16 bit numbers:
unsigned short _byteswap_ushort(unsigned short value);
For 32 bit numbers:
unsigned long _byteswap_ulong(unsigned long value);
For 64 bit numbers:
unsigned __int64 _byteswap_uint64(unsigned __int64 value);
8 b...
When to use static classes in C# [duplicate]
Here's what MSDN has to say under When to Use Static Classes :
11 Answers
11
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Specifying and saving a figure with exact size in pixels
Say I have an image of size 3841 x 7195 pixels. I would like to save the contents of the figure to disk, resulting in an image of the exact size I specify in pixels.
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First-time database design: am I overengineering? [closed]
I'm a first year CS student and I work part time for my dad's small business. I don't have any experience in real world application development. I have written scripts in Python, some coursework in C, but nothing like this.
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Android: upgrading DB version and adding new table
I've already created sqlite tables for my app, but now I want to add a new table to the database.
5 Answers
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