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Laravel Schema onDelete set null
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327
If you want to set null on delete:
$table->...->onDelete('set null');
First make sur...
Read and write a String from text file
...to read and write a simple string. You can test it on a playground.
Swift 3.x - 5.x
let file = "file.txt" //this is the file. we will write to and read from it
let text = "some text" //just a text
if let dir = FileManager.default.urls(for: .documentDirectory, in: .userDomainMask).first {
le...
c# open file with default application and parameters
...ocess myProcess = new Process();
myProcess.StartInfo.FileName = "acroRd32.exe"; //not the full application path
myProcess.StartInfo.Arguments = "/A \"page=2=OpenActions\" C:\\example.pdf";
myProcess.Start();
If you don't want the pdf to open with Reader but with Acrobat, chage the second line ...
Priority queue in .Net [closed]
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43
I like using the OrderedBag and OrderedSet classes in PowerCollections as priority queues.
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OSGi: What are the differences between Apache Felix and Apache Karaf?
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wpf: how to show tooltip when button disabled by command?
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Drop multiple tables in one shot in mysql
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136
Example:
Let's say table A has two children B and C. Then we can use the following syntax to d...
Programmatically set height on LayoutParams as density-independent pixels
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273
You need to convert your dip value into pixels:
int height = (int) TypedValue.applyDimension(Ty...
Create a variable name with “paste” in R?
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Why does String.split need pipe delimiter to be escaped?
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