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Insert all values of a table into another table in SQL
...an error and roll back the transaction, meaning nothing gets copied. Worth testing though.
– Matt Hamilton
Jun 17 '09 at 21:01
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What does “=>” mean in PHP?
...y giving you the key, It actually only gives you a value:
$array = array("test" => "foo");
foreach($array as $key => $value)
{
echo $key . " : " . $value; // Echoes "test : foo"
}
foreach($array as $value)
{
echo $value; // Echoes "foo"
}
...
How to open a new window on form submit
...isplay print-outs of database data, this worked well enough for our needs (tested in Chrome 48):
<form method="post"
target="print_popup"
action="/myFormProcessorInNewWindow.aspx"
onsubmit="window.open('about:blank','print_popup','width=1000,height=800');">
The trick is ...
Difference between single quotes and double quotes in Javascript [duplicate]
...ust found a difference. I'm making a mobile website, but I've mostly been testing on desktop Firefox. This works fine on Firefox:
var searchArray = searchValue.split(' '); // Split a string at the spaces.
BUT... it doesn't work on mobile Safari (iPhone 3GS running iOS 6.1). To make it work on ...
How do I get monitor resolution in Python?
...
Works great on Ubuntu. Tested on Ubuntu 16.04.
– Dhruv Reshamwala
Sep 20 '16 at 6:21
3
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Why is String immutable in Java?
...mizes your String objects, it sees that if two objects have same value (a="test", and b="test") and thus you need only one string object (for both a and b, these two will point to the same object).
Class loading: String is used as arguments for class loading. If mutable, it could result in wrong cla...
How to get the file name from a full path using JavaScript?
...
Just for the sake of performance, I tested all the answers given here:
var substringTest = function (str) {
return str.substring(str.lastIndexOf('/')+1);
}
var replaceTest = function (str) {
return str.replace(/^.*(\\|\/|\:)/, '');
}
var execTest = f...
Redirect non-www to www in .htaccess
...)|offs()
RewriteRule ^ http%1://www.%{HTTP_HOST}%{REQUEST_URI} [NE,L,R]
[Tested]
This will redirect
http
http://example.com
to
http://www.example.com
https
https://example.com
to
https://www.example.com
s...
Set select option 'selected', by value
...r]).attr('selected','selected'); which also worked well for all browsers I tested.
– Lee Fuller
Nov 29 '15 at 17:18
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How do I set cell value to Date and apply default Excel date format?
...DataFormat() without the creation helper and generated an Excel file in my test. Is there a downside to not using it? Thanks!
– Rashiki
Mar 28 '17 at 15:23
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