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What is the reason for performing a double fork when creating a daemon?
... of interest:
Unix processes - http://www.win.tue.nl/~aeb/linux/lk/lk-10.html
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What do the plus and minus signs mean in Objective-C next to a method?
...apOSX/books/WriteObjective-CCode/WriteObjective-CCode/WriteObjective-CCode.html
In brief:
+ means 'class method'
(method can be called without an instance of the class being instantiated). So you call it like this:
[className classMethod];
- means 'instance method'
You need to instantiate ...
How can I use threading in Python?
....org/about/',
'http://www.onlamp.com/pub/a/python/2003/04/17/metaclasses.html',
'http://www.python.org/doc/',
'http://www.python.org/download/',
'http://www.python.org/getit/',
'http://www.python.org/community/',
'https://wiki.python.org/moin/',
]
# Make the Pool of workers
pool = Threa...
Technically, why are processes in Erlang more efficient than OS threads?
... I think you are talking about this one: sics.se/~joe/apachevsyaws.html But I asked how erlang make threads so efficient compared to kerlenl threads.
– Jonas
Aug 27 '10 at 16:51
...
How to use sed to replace only the first occurrence in a file?
...e', execute the substitution in curly brackets. cfr: grymoire.com/Unix/Sed.html#uh-29
– mariotomo
Jun 25 '13 at 7:46
9
...
Have a fixed position div that needs to scroll if content overflows
...rding the fixed sidebar, you need to give it a height for it to overflow:
HTML Code:
<div id="sidebar">Menu</div>
<div id="content">Text</div>
CSS Code:
body {font:76%/150% Arial, Helvetica, sans-serif; color:#666; width:100%; height:100%;}
#sidebar {position:fixed; top:...
How to list branches that contain a given commit?
...pulling commits directly." kernel.org/pub/software/scm/git/docs/git-cherry.html
– MatrixFrog
Apr 14 '11 at 1:04
64
...
Running PostgreSQL in memory only
... Don't do that. See postgresql.org/docs/devel/static/manage-ag-tablespaces.html, stackoverflow.com/q/9407442/398670
– Craig Ringer
Jun 16 '14 at 0:54
...
Connect Java to a MySQL database
...for DriverManager docs.oracle.com/javase/6/docs/api/java/sql/DriverManager.html it is stated that no longer Class.forName() is needed but instead some properties file java.sql.Driver could be used
– vmrvictor
Jul 13 at 10:55
...
How do I break a string over multiple lines?
...d to the end.
http://symfony.com/doc/current/components/yaml/yaml_format.html
You can use the "block chomping indicator" to eliminate the trailing line break, as follows:
Key: >-
This is a very long sentence
that spans several lines in the YAML
but which will be rendered as a string
w...