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SVG gradient using CSS
...4 24h168c13 0 24-11 24-24l0-47c0-13-11-24-24-24h-21v-190c0-13-11-23-24-23h-123z"></path>
</svg>
<svg height="0" width="0">
<defs>
<linearGradient id="lgrad-p" gradientTransform="rotate(75)"><stop offset="45%" stop-color="#4169e1"><...
How can I start PostgreSQL server on Mac OS X?
...nchctl plists to start automatically. For more information, run brew info postgres.
Start manually
pg_ctl -D /usr/local/var/postgres start
Stop manually
pg_ctl -D /usr/local/var/postgres stop
Start automatically
"To have launchd start postgresql now and restart at login:"
brew services start postgre...
Mercurial for Beginners: The Definitive Practical Guide
...s configured in a normal text file called .hgignore in the root of your repository. Add it just like a normal file with:
hg add .hgignore
There are two syntax options available for file matching, glob and regexp. glob is unix-like filename expansion and regexp is regular expressions. You activate...
Open multiple Eclipse workspaces on the Mac
... be the officially supported way to do this as of 10.5. Earlier version of OS X and even 10.5 and up should still work using the following instructions though.
Open the command line (Terminal)
Navigate to your Eclipse installation folder, for instance:
cd /Applications/eclipse/
cd /Developer/...
how to create a file name with the current date & time in python?
...
@rwbyrd That is odd, I just tried those exact 3 lines (copy-paste) with Python 3.4.1 and 2.7.6 and it works - though with Python 3 you need to use print(timestr). Did you copy this text from above? Perhaps a typo otherwise?
– Levon
...
Activity transition in Android
... Thanks iandisme. overridePengingTransition is API level 5. Is it not possible to do this for level 3 (Android 1.5)?
– hpique
Aug 2 '10 at 16:11
...
Regular expression for letters, numbers and - _
...et to show how you can use this pattern:
<?php
$arr = array(
'screen123.css',
'screen-new-file.css',
'screen_new.js',
'screen new file.css'
);
foreach ($arr as $s) {
if (preg_match('/^[\w.-]*$/', $s)) {
print "$s is a match\n";
} else {
print "$s is NO match!!!\n";
};
}
...
CPU Privilege Rings: Why rings 1 and 2 aren't used?
...iminished greatly.
The intent by Intel in having rings 1 and 2 is for the OS to put device drivers at that level, so they are privileged, but somewhat separated from the rest of the kernel code.
Rings 1 and 2 are in a way, "mostly" privileged. They can access supervisor pages, but if they attempt ...
Windows batch files: .bat vs .cmd?
...
From this news group posting by Mark Zbikowski himself:
The differences between .CMD and .BAT as far as CMD.EXE is concerned
are: With extensions enabled, PATH/APPEND/PROMPT/SET/ASSOC in .CMD
files will set ERRORLEVEL regardless of error...
Code Golf: Collatz Conjecture
...ut by passing a number to it on the command line:
;
; >> $ ./collatz 123
; >> 123 --> 370 --> 185 --> 556 --> 278 --> 139 --> 418 --> 209 --> 628 --> 314
; >> --> 157 --> 472 --> 236 --> 118 --> 59 --> 178 --> 89 --> 268 --> 134...