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Convert String to double in Java
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If you have problems in parsing string to decimal values, you need to replace "," in the number to "."
String number = "123,321";
double value = Double.parseDouble( number.replace(",",".") );
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What is the equivalent of bigint in C#?
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That corresponds to the long (or Int64), a 64-bit integer.
Although if the number from the database happens to be small enough, and you accidentally use an Int32, etc., you'll be fine. But the Int64 will definitely hold it.
And the error you get if you use something smaller and the full size...
Quick way to create a list of values in C#?
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If you're looking to reduce clutter, consider
var lst = new List<string> { "foo", "bar" };
This uses two features of C# 3.0: type inference (the var keyword) and the collection initializer for lists.
Alternatively, ...
Maven - How to compile tests without running them ?
... compile the tests without running them ? I want to use the IDE to run specific tests and not all of them.
7 Answers
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Laravel Schema onDelete set null
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If you want to set null on delete:
$table->...->onDelete('set null');
First make sure you set the foreign key field as nullable:
$table->integer('foreign_id')->unsigned()->nullable();
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WPF Textblock, linebreak in Text attribute
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@Knasterbax if the text is specified as the content between <TextBlock> and </TextBlock> then yeah, you'll need <LineBreak/>. &#10; works inside the Text attribute: <TextBlock Text="..." />
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wpf: how to show tooltip when button disabled by command?
...nsures that for any class inheriting from Control, tooltips are shown even if Control instance is disabled
– sacha barber
Jan 22 '19 at 18:24
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Why use ICollection and not IEnumerable or List on many-many/one-many relationships?
...2ye13.aspx) for a list of objects that needs to be iterated through and modified, List<> for a list of objects that needs to be iterated through, modified, sorted, etc (See here for a full list: http://msdn.microsoft.com/en-us/library/6sh2ey19.aspx).
From a more specific standpoint, lazy load...
Eclipse shortcut “go to line + column”
Does anyone know if there is the shortcut " go to line + column " in Eclipse ?
5 Answers
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Good open source django project for learning [closed]
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If you're looking to learn the popular reusable app feature of Django I would suggest Pinax, and you also may want to look at Django-Mingus. I'm the author behind Mingus and I recently posted a list of the apps included in Mi...