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How do I check if an index exists on a table field in MySQL?
...
Use SHOW INDEX like so:
SHOW INDEX FROM [tablename]
Docs: https://dev.mysql.com/doc/refman/5.0/en/show-index.html
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How to know which version of Symfony I have?
...ttpKernel\Kernel for where const VERSION is defined. Example on GitHub
Locally this would be located in vendor/symfony/symfony/src/Symfony/Component/HttpKernel/Kernel.php.
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Semantic Diff Utilities [closed]
...of code.
See our http://www.semanticdesigns.com/Products/SmartDifferencer/index.html
for a syntax tree-based comparison engine that works with many languages, that does
the above approximation.
EDIT Jan 2010: Versions available for C++, C#, Java, PHP, and COBOL.
The website shows specific exampl...
How to access class constants in Twig?
...it's possible to do following (instantiate Entity class) $this->render('index.html.twig', ['entity' => new Entity()]);
– Alexandr Tsyganok
Apr 23 '19 at 20:05
add a comm...
How do I declare a 2d array in C++ using new?
...gneticCroissant You can argue it is not a 2D array. It's true. It can be indexed like a 2D array, but it is not a 2D array. The memory layout is in fact portrayed in the picture. The problem with that statement is it fails to work if M is not constant.
– Mehrdad Afshari
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How to add Google Analytics Tracking ID to GitHub Pages
... https://github.com/YourUserName/YourRepository/tree/gh-pages )
Then edit index.html from listed files
Now in within HEAD tag of index.html - paste your Google Analytics Tracking ID Script ( if have already signed up for Google analytics then you can browse it under admin and then tracking info tab...
Best Practices: working with long, multiline strings in PHP?
...idered to be a string as-is. Which means you don't need to put backslash n all over your multi-line strings. @Fabian: What is the difference between a HEREDOC and NOWDOC, or are they the same thing?
– Kenny Drobnack
Dec 4 '09 at 19:11
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Capturing Groups From a Grep RegEx
...ved to an array called $BASH_REMATCH. The first capture group is stored in index 1, the second (if any) in index 2, etc. Index zero is the full match.
You should be aware that without anchors, this regex (and the one using grep) will match any of the following examples and more, which may not be wh...
how do I use the grep --include option for multiple file types?
When I want to grep all the html files in some directory, I do the following
7 Answers
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Performance of Find() vs. FirstOrDefault() [duplicate]
...hrowHelper.ThrowArgumentNullException(ExceptionArgument.match);
for (int index = 0; index < this._size; ++index)
{
if (match(this._items[index]))
return this._items[index];
}
return default (T);
}
So it's iterating over an array of items which makes sense, since a list is a wr...