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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: 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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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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Formatting a number with leading zeros in PHP [duplicate]
...itive double digit number (Bank Account sort code etc). Please correct me if I'm wrong, but as far as I know, there is no real life instance of requiring a leading zero on a negative value?
– guyver4mk
Mar 14 '16 at 9:24
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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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Database Structure for Tree Data Structure
...is the boss of a certain area. I will assign all the employees of that specific area directly to it. Where would you put the boss of that specific area? Inside the same area or one gorup above? My approach is to reference him/her to the group above, that gives me a better structure I think. Thanks.
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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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