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What is considered a good response time for a dynamic, personalized web application? [closed]
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answered Oct 2 '08 at 20:01
Hank GayHank Gay
64.2k2929 gold badges144144 silver badges216216 bronze badges
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Is there a decorator to simply cache function return values?
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207
Starting from Python 3.2 there is a built-in decorator:
@functools.lru_cache(maxsize=100, typ...
Bash conditionals: how to “and” expressions? (if [ ! -z $VAR && -e $VAR ])
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edited Dec 22 '14 at 22:36
answered Jan 19 '12 at 2:16
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How to redirect output of an entire shell script within the script itself?
... redirection...
{
#...part of script with redirection...
} > file1 2>file2 # ...and others as appropriate...
#...residue of script without redirection...
The braces '{ ... }' provide a unit of I/O redirection. The braces must appear where a command could appear - simplistically, at th...
Check Whether a User Exists
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295
You can also check user by id command.
id -u name gives you the id of that user.
if the user d...
How to add a delay for a 2 or 3 seconds [closed]
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You could use Thread.Sleep() function, e.g.
int milliseconds = 2000;
Thread.Sleep(milliseconds);
that completely stops the execution of the current thread for 2 seconds.
Probably the most appropriate scenario for Thread.Sleep is when you want to delay the operations in another thread,...
How to use jQuery in chrome extension?
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128
You have to add your jquery script to your chrome-extension project and to the background secti...
Manipulating an Access database from Java without ODBC
...;/version>
</dependency>
</dependencies>
Option 2: Manually adding the JARs to your project
As mentioned above, UCanAccess requires Jackcess and HSQLDB. Jackcess in turn has its own dependencies. So to use UCanAccess you will need to include the following components:
UCa...
jQuery: Best practice to populate drop down?
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edited Dec 2 '17 at 19:40
João Pimentel Ferreira
7,29333 gold badges4040 silver badges5353 bronze badges
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Is there a list of screen resolutions for all Android based phones and tablets? [closed]
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Galaxy Y 320 x 240 ldpi 0.75 120 427 x 320 4:3 1.3333 427 x 320
? 400 x 240 ldpi 0.75 120 533 x 320 5:3 1.6667 ...