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Execute a terminal command from a Cocoa app
...ndardOutput = pipe;
An explanation is here: https://web.archive.org/web/20141121094204/https://cocoadev.com/HowToPipeCommandsWithNSTask
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Get person's age in Ruby
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410
I know I'm late to the party here, but the accepted answer will break horribly when trying to wo...
How to update column with null value
...pecial syntax:
CREATE TABLE your_table (some_id int, your_column varchar(100));
INSERT INTO your_table VALUES (1, 'Hello');
UPDATE your_table
SET your_column = NULL
WHERE some_id = 1;
SELECT * FROM your_table WHERE your_column IS NULL;
+---------+-------------+
| some_id | your_column |
+---...
Placing Unicode character in CSS content value [duplicate]
...\2193";
}
The general format for a Unicode character inside a string is \000000 to \FFFFFF – a backslash followed by six hexadecimal digits. You can leave out leading 0 digits when the Unicode character is the last character in the string or when you add a space after the Unicode character. See ...
Why can I add named properties to an array as if it were an object?
...ay['B'] = "Berlin";
alert(myArray.length);
This won't display '2', but '0' - effectively, no elements have been added to the array, just some new properties added to the array object.
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Android Bitmap to Base64 String
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305
use following method to convert bitmap to byte array:
ByteArrayOutputStream byteArrayOutputStr...
MySQL - why not index every field?
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edited Mar 27 '11 at 0:04
answered Mar 26 '11 at 23:33
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C++ convert hex string to signed integer
...est answer for newer code would probably look like this:
std::string s = "0xfffefffe";
unsigned int x = std::stoul(s, nullptr, 16);
NOTE: Below is my original answer, which as the edit says is not a complete answer. For a functional solution, stick the code above the line :-).
It appears that ...
Tools for making latex tables in R [closed]
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answered Mar 28 '11 at 21:50
community wiki
Spac...
How to URL encode a string in Ruby
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edited Apr 26 at 2:03
Matthias Winkelmann
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