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What is the string length of a GUID?
...
It depends on how you format the Guid:
Guid.NewGuid().ToString() => 36 characters (Hyphenated)
outputs: 12345678-1234-1234-1234-123456789abc
Guid.NewGuid().ToString("D") => 36 characters (Hyphenated, same as ToString())
outputs: 12345678-1234-1234-1234-123456789abc
Guid.New...
How can I concatenate regex literals in JavaScript?
...out using the regular expression literal syntax. This lets you do arbitary string manipulation before it becomes a regular expression object:
var segment_part = "some bit of the regexp";
var pattern = new RegExp("some regex segment" + /*comment here */
segment_part + /* that was defin...
How to Truncate a string in PHP to the word closest to a certain number of characters?
...word boundaries. After splitting, you simply take the first line:
substr($string, 0, strpos(wordwrap($string, $your_desired_width), "\n"));
One thing this oneliner doesn't handle is the case when the text itself is shorter than the desired width. To handle this edge-case, one should do something ...
Android: Share plain text using intent (to all messaging apps)
...ION_SEND);
/*This will be the actual content you wish you share.*/
String shareBody = "Here is the share content body";
/*The type of the content is text, obviously.*/
intent.setType("text/plain");
/*Applying information Subject and Body.*/
intent.putExtra(android.content.Int...
List of special characters for SQL LIKE clause
...rver, from http://msdn.microsoft.com/en-us/library/ms179859.aspx :
% Any string of zero or more characters.
WHERE title LIKE '%computer%' finds all book titles with the word 'computer' anywhere in the book title.
_ Any single character.
WHERE au_fname LIKE '_ean' finds all four-letter first name...
Can I call a constructor from another constructor (do constructor chaining) in C++?
...meters is using your parameter to call the other constructor: SomeType(string const &s) { /*...*/ } SomeType(char const *pc) : SomeType(string(pc)) { /*...*/ }
– Cyrille Ka
Sep 14 '15 at 18:14
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In C, do braces act as a stack frame?
...stack frame. Otherwise, you would not be able to do something like this:
char var = getch();
{
char next_var = var + 1;
use_variable(next_char);
}
If curly braces caused a true stack push/pop (like a function call would), then the above code would not compile because the ...
What to do with “Unexpected indent” in python?
... statement). All lines of code in a block must start with exactly the same string of whitespace. For instance:
>>> def a():
... print "foo"
... print "bar"
IndentationError: unexpected indent
This one is especially common when running python interactively: make sure you don't put a...
HTML form readonly SELECT tag/input
...eption (for example if we didn't handle this situation, and we expect one string and use 'Request.Form[FieldName]' command)
– M.i.T
Nov 17 '15 at 5:36
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Swift - encode URL
If I encode a string like this:
17 Answers
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