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How to copy a row and insert in same table with a autoincrement field in MySQL?
...n ID=1 and insert the data into same table as a new row with column ID=2 .
13 Answers
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Hashing a string with Sha256
I try to hash a string using SHA256, I'm using the following code:
7 Answers
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Find the number of columns in a table
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SELECT COUNT(*)
FROM INFORMATION_SCHEMA.COLUMNS
WHERE table_catalog = 'database_name' -- th...
How to write an inline IF statement in JavaScript?
...ou don't necessarily need jQuery. JavaScript alone will do this.
var a = 2;
var b = 3;
var c = ((a < b) ? 'minor' : 'major');
The c variable will be minor if the value is true, and major if the value is false.
This is known as a Conditional (ternary) Operator.
https://developer.mozil...
Git - Difference Between 'assume-unchanged' and 'skip-worktree'
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2 Answers
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Maven: best way of linking custom external JAR to my project?
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Clang vs GCC - which produces faster binaries? [closed]
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Here are some up-to-date albeit narrow findings of mine with GCC 4.7.2
and Clang 3.2 for C++....
How to build Qt for Visual Studio 2010
... a how-to which provides a stable solution for using Qt with Visual Studio 2010, so after collecting all the bits of information and some trial and error, I would like to write my solution into a guide.
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What is the best way to unit test Objective-C code?
...t is described in the Xcode Overview: Using Unit Tests.
Back in the Xcode 2 days, I wrote a series of weblog posts about how to perform some common tasks with Xcode unit testing:
Unit testing Cocoa frameworks
Debugging Cocoa framework unit tests
Unit testing Cocoa applications
Debugging Cocoa app...
How can I get a file's size in C++? [duplicate]
...oes not necessarily return the right value. See http://stackoverflow.com/a/22986486/1835769
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