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How to check if mysql database exists
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If you are looking for a php script see below.
$link = mysql_connect('localhost', 'mysql_user', 'mysql_password');
if (!$link) {
die('Not connected : ' . mysql_error());
}
// make foo the current db
$db_selected = mysql_select_db('foo', $link);
if (!...
Import error: No module name urllib2
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For a script working with Python 2 (tested versions 2.7.3 and 2.6.8) and Python 3 (3.2.3 and 3.3.2+) try:
#! /usr/bin/env python
try:
# For Python 3.0 and later
from urllib.request import urlopen
except ImportError:
#...
Java FileReader encoding issue
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How do you use an identity file with rsync?
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How to POST JSON Data With PHP cURL?
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Calling a JavaScript function named in a variable [duplicate]
I have a JavaScript variable which contains the name of a JavaScript function. This function exists on the page by having been loaded in and placed using $.ajax, etc.
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How do I clear all options in a dropdown box?
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If you wish to have a lightweight script, then go for jQuery.
In jQuery, the solution for removing all options will be like:
$("#droplist").empty();
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Task continuation on UI thread
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How to convert a number to string and vice versa in C++
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What's the best way to communicate between view controllers?
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