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How to check if string input is a number? [duplicate]
How do I check if a user's string input is a number (e.g. -1 , 0 , 1 , etc.)?
24 Answers
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How to terminate a window in tmux?
How to terminate a window in tmux? Like the Ctrl a k shortcut in screen with Ctrl a being the prefix.
10 Answers
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“Unsafe JavaScript attempt to access frame with URL…” error being continuously generated in Chrome w
Chrome (or any other webkit browser) throws a ton of these "Unsafe JavaScript attempt to access frame with URL..." when working with the Facebook API for example.
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Text inset for UITextField?
I would like to inset the text of a UITextField .
30 Answers
30
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“The 'Microsoft.ACE.OLEDB.12.0' provider is not registered on the local machine” Error in importing
I have a 64 bit windows 7 and SQLServer 2008 R2 (64 bit)
6 Answers
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vim deleting backward tricks
...ill delete from current position to ending position after <motion>. This means that:
d<leftArrow> will delete current and left character
d$ will delete from current position to end of line
d^ will delete from current backward to first non-white-space character
d0 will delete from curre...
change text of button and disable button in iOS
How do you change the text of the button and disable a button in iOS?
8 Answers
8
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TypeError: ObjectId('') is not JSON serializable
...ck from MongoDB after querying an aggregated function on document using Python, It returns valid response and i can print it but can not return it.
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javac : command not found
I have installed java in my CentOS release 5.5 machine using the command yum install java . But I am unable to compile a class using javac.
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Convert string date to timestamp in Python
How to convert a string in the format "%d/%m/%Y" to timestamp?
14 Answers
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