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Difference between database and schema
...group logical objects together, which leads to ease of setting permissions by schema.
EDIT for additional question
drop schema test1
Msg 3729, Level 16, State 1, Line 1
Cannot drop schema 'test1' because it is being referenced by object 'copyme'.
You cannot drop a schema when it is in use. You h...
How do Trigonometric functions work?
...For starters, you could reduce angles to be between 0 and 360 degrees. But by using a few identities, you realize you could get by with less. If you calculate sines and cosines for angles between 0 and 45 degrees, you can bootstrap your way to calculating all trig functions for all angles.
Once yo...
How do I daemonize an arbitrary script in unix?
...
You can daemonize any executable in Unix by using nohup and the & operator:
nohup yourScript.sh script args&
The nohup command allows you to shut down your shell session without it killing your script, while the & places your script in the background ...
How to check that an object is empty in PHP?
...nswer below
Updated Answer (SimpleXMLElement):
For SimpleXMLElement:
If by empty you mean has no properties:
$obj = simplexml_load_file($url);
if ( !$obj->count() )
{
// no properties
}
OR
$obj = simplexml_load_file($url);
if ( !(array)$obj )
{
// empty array
}
If SimpleXMLElemen...
Setting up a JavaScript variable from Spring model by using Thymeleaf
...inline="javascript">
/*<![CDATA[*/
function sampleGetByJquery(v) {
/*[+
var url = [[@{/my/get/url(var1=${#httpServletRequest.getParameter('var1')})}]]
+ "&var2="+v;
+]*/
$("#myPanel").load(url, function...
When should I use the new keyword in C++?
...(on the stack). Dynamically sized arrays have to be allocated on the heap, by calling new.
(And that's where any similarity to C# stops)
Now, anything allocated on the stack has "automatic" storage duration (you can actually declare a variable as auto, but this is the default if no other storage t...
Storyboard - refer to ViewController in AppDelegate
... From within the delegate you can access the storyboard instance loaded by your info.plist like this: [[[self window] rootViewController] storyboard] According to the docs this will return the "storyboard from which the view controller originated." (or nil if it didn't come from a storyboard). ...
Visual Studio “Could not copy” … during build
...
When clean+build has not resolved this problem for me, I have had success by doing the following:
Closing Visual Studio
Deleting the bin and obj folders, and
Reopening Visual Studio.
This "bug" has existed since Visual Studio 2003.
Finally, I have also found that I can often overcome this prob...
Automatic prune with Git fetch or pull
... want to prune without users consent, so this configuration will not be on by default.
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Way to ng-repeat defined number of times instead of repeating over array?
... (no function needed):
<li ng-repeat="x in [].constructor(number) track by $index">
<span>{{ $index+1 }}</span>
</li>
$scope.number = 5;
This was not possible at the time the question was first asked. Credit to @Nikhil Nambiar from his answer below for this update
Ori...