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How to create a HashMap with two keys (Key-Pair, Value)?

I have a 2D array of Integers. I want them to be put into a HashMap. But I want to access the elements from the HashMap based on Array Index. Something like: ...
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How do I clear only a few specific objects from the workspace?

... 250 You'll find the answer by typing ?rm rm(data_1, data_2, data_3) ...
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Regular expression to match a line that doesn't contain a word

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how to provide a swap function for my class?

...d void swap(Bar& lhs, Bar& rhs) { // .... } }; // version 2 class Bar{ public: void swap(Bar& other) { // ... } }; void swap(Bar& lhs, Bar& rhs) { lhs.swap(rhs); } ... You mean an explicit specialization. Partial is still something else and also not p...
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Access POST values in Symfony2 request object

...question, but I can't find the answer anywhere. In a controller in Symfony2, I want to access the POST value from one of my forms. In the controller I have: ...
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Deleting array elements in JavaScript - delete vs splice

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import module from string variable

... 288 The __import__ function can be a bit hard to understand. If you change i = __import__('matp...
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Getting ssh to execute a command in the background on target machine

... 321 I had this problem in a program I wrote a year ago -- turns out the answer is rather complicate...
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ImportError in importing from sklearn: cannot import name check_build

... 152 Worked for me after installing scipy. ...
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insert multiple rows via a php array into mysql

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