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LIKE vs CONTAINS on SQL Server
...it in a valid query) should be faster, because it can use some form of index (in this case, a full text index). Of course, this form of query is only available if the column is in a full text index. If it isn't, then only the first form is available.
The first query, using LIKE, will be unable to u...
How to check whether a script is running under Node.js?
...erence to this
var _ = new Object();
var isNode = false;
// Export the Underscore object for **CommonJS**, with backwards-compatibility
// for the old `require()` API. If we're not in CommonJS, add `_` to the
// global object.
if (typeof module !== 'undefined' && mo...
String.replaceAll single backslashes with double backslashes
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The String#replaceAll() interprets the argument as a regular expression. The \ is an escape character in both String and regex. You need to double-escape it for regex:
string.replaceAll("\\\\", "\\\\\\\\");
But you don't necessarily need regex for this, simply because you want an exa...
Going from a framework to no-framework [closed]
...e the following PHP settings to make your site more resistant to session fixation and cookie theft:
session.use_only_cookies (Prevents your session token from leaking into the URL)
session.cookie_httponly or the httponly attribute to session_set_cookie_params() (Protects against scripts reading t...
ASP.NET “special” tags
...he official name is "server-side scripting delimiters" or "ASP.NET inline expressions". Visual Studio 2008 syntax highlighting settings dialog calls these "HTML Server-Side Script". Microsoft guys call them "code nuggets" in their blogs.
<%@ %> is a Directive for ASP.NET Web Pages. Used for ...
Left-pad printf with spaces
...he data changes (well, it's one way you can do it).
If you know you want exactly 40 spaces then some text, just save the 40 spaces in a constant and print them. If you need to print multiple lines, either use multiple printf statements like the one above, or do it in a loop, changing the value of ...
Difference between Select and ConvertAll in C#
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Select is a LINQ extension method and works on all IEnumerable<T> objects whereas ConvertAll is implemented only by List<T>. The ConvertAll method exists since .NET 2.0 whereas LINQ was introduced with 3.5.
You should favor Select...
Optimal number of threads per core
...ation on Mono under a pretty decent load. We played with the minimum and maximum number of threads and in the end we found out that for that particular application in that particular configuration the best throughput was somewhere between 36 and 40 threads. Anything outside those boundaries performe...
How to reload apache configuration for a site without restarting apache
...answered Jun 22 '13 at 4:08
felixmpafelixmpa
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How can you dynamically create variables via a while loop? [duplicate]
... creates a dictionary from the local variables but the dictionary doesn't exist unless you call locals().
– Duncan
Feb 18 '11 at 8:20
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