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Generate random string/characters in JavaScript
.../sad-tragedy-of-microoptimization or sitepen.com/blog/2008/05/09/string-performance-an-analysis etc. Also, this question involves only 5 concatenations.
– Alex Reece
May 7 '13 at 22:34
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How do I test for an empty string in a Bash case statement?
I have a Bash script that performs actions based on the value of a variable. The general syntax of the case statement is:
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Can I use a binary literal in C or C++?
...eprocessor-driven.)
To do the converse (i.e. print out a number in binary form), you can use the non-portable itoa function, or implement your own.
Unfortunately you cannot do base 2 formatting with STL streams (since setbase will only honour bases 8, 10 and 16), but you can use either a std::stri...
Ansible: Set variable to file content
...s: {{ varfile }} . Contents of {{ varfile }} should be a dictionary of the form {"key":"value"}, you will find ansible gives you trouble if you include a space after the colon.
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Draw text in OpenGL ES
I'm currently developing a small OpenGL game for the Android platform and I wonder if there's an easy way to render text on top of the rendered frame (like a HUD with the player´s score etc). The text would need to use a custom font also.
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Java - escape string to prevent SQL injection
...ing. This is assuming you're creating the regexes and replacements in the form of Java String literals. If you create them any other way (e.g., by reading them from a file), you don't have to do all that double-escaping.
If you have a linefeed character in the input and you want to replace it wit...
Nested select statement in SQL Server
...You need to alias the subquery.
SELECT name FROM (SELECT name FROM agentinformation) a
or to be more explicit
SELECT a.name FROM (SELECT name FROM agentinformation) a
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iOS - How to set a UISwitch programmatically
...xchange.using('gps', function() { StackExchange.gps.track('embedded_signup_form.view', { location: 'question_page' }); });
$window.unbind('scroll', onScroll);
}
};
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ASP MVC href to a controller/view
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You can also use this very simplified form:
@Html.ActionLink("Come back to Home", "Index", "Home")
Where :
Come back to Home is the text that will appear on the page
Index is the view name
Homeis the controller name
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Python Write bytes to file
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Since OP seems to be using a non-Windows platform, this only works in Py3. In Py2, you would need to use io.open.
– lvc
Aug 23 '12 at 13:32
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