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How can I determine whether a Java class is abstract by reflection
...
It'll have abstract as one of its modifiers when you call getModifiers() on the class object.
This link should help.
Modifier.isAbstract( someClass.getModifiers() );
Also:
http://java.sun.com/javase/6/docs/api/java/lang/reflect/Modifier.html
http://java.s...
SQLAlchemy - Getting a list of tables
...les:
>>> metadata.tables.keys()
['posts', 'comments', 'users']
If you're using the declarative extension, then you probably aren't managing the metadata yourself. Fortunately, the metadata is still present on the baseclass,
>>> Base = sqlalchemy.ext.declarative.declarative_ba...
RedirectToAction between areas?
Is there a way to redirect to a specific action/controller on a different Area?
2 Answers
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How to get a list of installed Jenkins plugins with name and version pair
...tead. The script console is extremely helpful when using Jenkins.
Update
If you prefer a sorted list, you can call this sort method:
def pluginList = new ArrayList(Jenkins.instance.pluginManager.plugins)
pluginList.sort { it.getShortName() }.each{
plugin ->
println ("${plugin.getDisplay...
How to call an async method from a getter or setter?
...: I don't see why point (2) wouldn't work in that case. Just implement INotifyPropertyChanged, and then decide whether you want the old value returned or default(T) while the asynchronous update is in flight.
– Stephen Cleary
Nov 19 '13 at 11:57
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jQuery: Wait/Delay 1 second without executing code
...orms the check every second using setTimeout:
var check = function(){
if(condition){
// run when condition is met
}
else {
setTimeout(check, 1000); // check again in a second
}
}
check();
s...
Setting Icon for wpf application (VS 08)
...mments when running from the VS debugger the generic icon is still shown.
If you want to have your icon even when you're pressing F5, you can add in the Main Window:
<Window x:Class="myClass"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.micro...
Find rows with multiple duplicate fields with Active Record, Rails & Postgres
...l).having("count(*) > 1")
Also, this is a little unrelated but handy. If you want to see how times each combination was found, put .size at the end:
User.select(:first,:email).group(:first,:email).having("count(*) > 1").size
and you'll get a result set back that looks like this:
{[nil, n...
How do you change the width and height of Twitter Bootstrap's tooltips?
...h whatever fits your needs.
.tooltip-inner {
max-width: 350px;
/* If max-width does not work, try using width instead */
width: 350px;
}
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Regular expression to check if password is “8 characters including 1 uppercase letter, 1 special cha
...Including one uppercase letter: You can use the [A-Z]+ regular expression. If the string contains at least one upper case letter, this regular expression will yield true.
One special character: You can use either the \W which will match any character which is not a letter or a number or else, you ca...