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Object reference not set to an instance of an object.Why doesn't .NET show which object is `null`?
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(For information about the new exception helper in Visual Studio 2017 see the end of this answer)
Consider this code:
String s = null;
Console.WriteLine(s.Length);
This will throw a NullReferenceException in the second line and you want to know why .NET doesn't tell you that it was s ...
Grep for literal strings
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answered Jul 14 '10 at 2:08
Scott StaffordScott Stafford
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How do I find which transaction is causing a “Waiting for table metadata lock” state?
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150
SHOW ENGINE INNODB STATUS \G
Look for the Section -
TRANSACTIONS
We can use INFORMATION_SC...
Write to UTF-8 file in Python
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Zanon
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answered Jun 1 '09 at 9:46
Jon SkeetJon Sk...
How to capture UIView to UIImage without loss of quality on retina display
... UIGraphicsBeginImageContextWithOptions (as documented on this page). Pass 0.0 for scale (the third argument) and you'll get a context with a scale factor equal to that of the screen.
UIGraphicsBeginImageContext uses a fixed scale factor of 1.0, so you're actually getting exactly the same image on ...
Evenly space multiple views within a container view
...acer View 1' to superview with a height constraint of lower priority than 1000 and with Height Equals to all of the other 'spacer views'. 'Spacer View 4' has a bottom space constraint to superview. Each label has a respective top and bottom constraints to its nearest 'spacer views'.
Note: Be sure y...
Rollback to last git commit
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Joe HaninkJoe Hanink
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Cocoa Touch: How To Change UIView's Border Color And Thickness?
...layer.borderColor = [UIColor redColor].CGColor;
view.layer.borderWidth = 3.0f;
You also need to link with QuartzCore.framework to access this functionality.
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How to list branches that contain a given commit?
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1507
From the git-branch manual page:
git branch --contains <commit>
Only list branches whi...
What is the difference between “pom” type dependency with scope “import” and without “import”?
Starting from Maven 2.0.9 there is possibility to include
3 Answers
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