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How to do a regular expression replace in MySQL?
...'Stackoverflow','[A-Zf]','-',1,0,'c');
-- Output:
-tackover-low
DBFiddle Demo
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Change select box option background color
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I don't know if you've considered it or not but if your application is based on coloring various groupings of items you should probably use the <optgroup> tag coupled with a class for further referencing. For example:
<select>
<optgroup label="Numbers" class="green">
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Safely remove migration In Laravel
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64
If the migration has been run (read: migrated) then you should roll back your migration to clea...
Why isn't the size of an array parameter the same as within main?
...func, it will immediately decay into a pointer to its first element. (On a 64-bit system, a 64-bit pointer is twice as large as a 32-bit int, so your sizeof ratio returns 2.)
The only purpose of this rule is to maintain backwards compatibility with historical compilers that did not support passing ...
How do you post to an iframe?
...1-strict.dtd">
<html>
<head>
<title>Form Iframe Demo</title>
</head>
<body>
<form action="do_stuff.asp" method="post" target="my_frame">
<input type="text" name="someText" value="Some Text">
<input type="submit">
</for...
Is there a better way to do optional function parameters in JavaScript? [duplicate]
...en cases: each case implies the next cases are also needed
}
}
Simple demo. This is similar to roenving's answer, but easily extendible for any number of default arguments, easier to update, and using arguments not Function.arguments.
Passing and merging objects for more flexibility
The abo...
add column to mysql table if it does not exist
... for 1060 begin end;
alter table atable add subscriber_surname varchar(64);
end;;
call foo();;
I think its neater this way than with an exists subquery. Especially if you have a lot of columns to add, and you want to run the script several times.
more info on continue handlers can be found at...
Open Cygwin at a specific folder
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Just tested with 64bit cygwin (1.7.27) and chere seems to now exist. pro-tip: remember to launch cygwin terminal with admin privileges.
– BuildTheRobots
Jan 15 '14 at 11:04
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Significance of -pthread flag when compiling
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Detecting Windows or Linux? [duplicate]
...+ s);
}
}
// EXAMPLE OUTPUT: OS=name: Windows 7, version: 6.1, arch: amd64
Here are more details:
http://docs.oracle.com/javase/tutorial/essential/environment/sysprop.html
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