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How to exit from PostgreSQL command line utility: psql
What command or short key can I use to exit the PostgreSQL command line utility psql ?
9 Answers
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int a[] = {1,2,}; Weird comma allowed. Any particular reason?
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It makes it easier to generate source code, and also to write code which can be easily extended at a later date. Consider what's required to add an extra entry to:
int a[] = {
1,
2,
3
};
... you have to add the comma to the existing line and add a new line....
Avoiding if statement inside a for loop?
...e penalty.
The idea of passing in what varies is ubiquitous in the C++ Standard Library. It is called the strategy pattern.
If you are allowed to use C++11, you can do something like this:
#include <iostream>
#include <set>
#include <vector>
template <typename Container, ty...
What's the equivalent of Java's Thread.sleep() in JavaScript? [duplicate]
...e of other SO questions that deal with threads in JavaScript:
JavaScript and Threads
Why doesn't JavaScript support multithreading?
And this question may also be helpful:
setTimeout - how to avoid using string for callback?
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Insert an element at a specific index in a list and return the updated list
... If you can't tolerate 3 lines of readable code, put it in a function and call it.
– IceArdor
Aug 1 '14 at 21:06
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How to store decimal values in SQL Server?
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That gives you a total of 18 digits, 4 of which after the decimal point (and 14 before the decimal point).
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Performant Entity Serialization: BSON vs MessagePack (vs JSON)
...n alternative binary serialization format to Google's Protocol Buffers and JSON which also outperforms both.
6 Answer...
unable to copy/paste in mingw shell
I just installed MinGW on Windows and I'm unable to copy/paste as I am used to on Linux or even PuTTY. What is the trick for copying and pasting text (e.g. from chrome) into MinGW shell?
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Are Swift variables atomic?
In Objective-C you have a distinction between atomic and nonatomic properties:
6 Answers
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Which is better, return value or out parameter?
...g"));
(Indeed, that's one of the problems with property setters as well, and it's why the builder pattern uses methods which return the builder, e.g. myStringBuilder.Append(xxx).Append(yyy).)
Additionally, out parameters are slightly harder to use with reflection and usually make testing harder t...