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What is a None value?
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101
Martijn's answer explains what None is in Python, and correctly states that the book is mislea...
How to pattern match using regular expression in Scala?
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edited Aug 10 '15 at 16:11
r0estir0bbe
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NoClassDefFoundError: android.support.v7.internal.view.menu.MenuBuilder
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10 Answers
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How do I pass an object from one activity to another on Android? [duplicate]
...ling of objects
– Till
Feb 5 '15 at 10:28
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show 3 more comments
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What does the exclamation mark do before the function?
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JavaScript syntax 101. Here is a function declaration:
function foo() {}
Note that there's no semicolon: this is just a function declaration. You would need an invocation, foo(), to actually run the function.
Now, when we add the seemingly...
What is the LD_PRELOAD trick?
...d euid?
– heinrich5991
Nov 4 '12 at 10:27
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@heinrich5991 Real and effective user ids: lst.de/~o...
How can I “disable” zoom on a mobile web page?
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Is there any way to see the file system on the iOS simulator?
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edited Jan 11 '15 at 10:22
Bob Fanger
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answe...
How do I drop a MongoDB database from the command line?
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1096
Like this:
mongo <dbname> --eval "db.dropDatabase()"
More info on scripting the shel...
How do I concatenate strings and variables in PowerShell?
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710
Write-Host "$($assoc.Id) - $($assoc.Name) - $($assoc.Owner)"
See the Windows PowerShell Langu...