大约有 40,000 项符合查询结果（耗时：0.0583秒） [XML]
How should you build your database from source control?
...yment scripts?
Use templates, so that actually you would produce different set of scripts for each environment (ex. references to external systems, linked databases, etc)
How do you test that the deployment scripts will work as effectively against production as they do in test?
You test them on pre-...
How to get the Android device's primary e-mail address
How do you get the Android's primary e-mail address (or a list of e-mail addresses)?
12 Answers
...
Does java have a int.tryparse that doesn't throw an exception for bad data? [duplicate]
...e TryParse methods in C# use an "out" parameter (essentially a pointer) to set a target numeric variable IF the parse is successful, the success of which is indicated by the boolean return value of the method. Java does not have an equivalent to the out parameter, thus the need for the if logic sho...
What is Cache-Control: private?
... editor after snippets, if snippets enabled
if (StackExchange.settings.snippets.snippetsEnabled) {
StackExchange.using("snippets", function() {
createEditor();
});
}
else {
createEditor();
...
Using CSS for a fade-in effect on page load
...
Isn't it best to set the initial opacity to 0 in javascript? That way if the user has javascript disabled the element is just there instead of never appearing.
– Jonathan.
Mar 20 '14 at 21:29
...
Right to Left support for Twitter Bootstrap 3
...
in every version of bootstrap,you can do it manually
set rtl direction to your body
in bootstrap.css file, look for ".col-sm-9{float:left}" expression,change it to float:right
this do most things that you want for rtl
...
How to get nth jQuery element
...li>list item 4</li>
</ul>
We can apply this method to the set of list items:
$( "li" ).eq( 2 ).css( "background-color", "red" );
For more information : .eq()
share
|
improve th...
What is the tilde (~) in the enum definition?
... @Jimmy: Int32.MinValue is 0x80000000. It has only a single bit set (not the four that F would give you).
– ILMTitan
Apr 26 '13 at 21:14
|
...
How can I enable the Windows Server Task Scheduler History recording?
... the Task Scheduler "history" mode via the Windows command line:
wevtutil set-log Microsoft-Windows-TaskScheduler/Operational /enabled:true
To check the current state:
wevtutil get-log Microsoft-Windows-TaskScheduler/Operational
For the keystroke-averse, here are the slightly abbreviated versi...
What is the difference between an int and an Integer in Java and C#?
... Integer(6);
You could call some method on i:
String s = i.toString();//sets s the string representation of i
Whereas with an int:
int i = 6;
You cannot call any methods on it, because it is simply a primitive. So:
String s = i.toString();//will not work!!!
would produce an error, because...