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What is the difference between an expression and a statement in Python?

...ot an expression but a statement. Try eval("y = x + 1") and you'll have an error. – Arglanir Feb 4 '13 at 9:52 3 ...
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Add an already existing directory to a directory in Solution Explorer

...to accept it. If I drag-and-drop the folder to a Solution Folder, I get an error message saying this cannot be done. share | improve this answer | follow | ...
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How do I access the $scope variable in browser's console using AngularJS?

...tion also works, but I don't think it works inside a jsFiddle. I get this error on jsFiddle inside Chrome: > angular.element($0).scope() ReferenceError: angular is not defined share | improv...
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How do you iterate through every file/directory recursively in standard C++?

... } while (FindNextFile(hFind, &ffd) != 0); if (GetLastError() != ERROR_NO_MORE_FILES) { FindClose(hFind); return false; } FindClose(hFind); hFind = INVALID_HANDLE_VALUE; } return true; } int main(int argc, char* argv[]) ...
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How to join int[] to a character separated string in .NET?

...rray (or string array), not an int array. Will give a "call is ambiguous" error. – LarryBud Apr 30 '15 at 14:19 add a comment  |  ...
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Why do enum permissions often have 0, 1, 2, 4 values?

... recognize 0x800000 as the correct answer than 8388608, and it's also less error-prone to type the hex value. – phoog Mar 21 '12 at 20:43 ...
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What is an alternative to execfile in Python 3?

...obals)". Personally I like this solution best because I can possibly catch errors before deciding to update the current workspace. – Ron Kaminsky Jan 9 at 5:43 ...
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How do I create multiple submit buttons for the same form in Rails?

...ams[:commit] == SEARCH_TYPES[:search123] [...] else flash[:error] = "Search type not found!"] [...] end end [...] end And then in the view: <% form_for(something) do |f| %> [...] <%= f.submit SearchController::SEARCH_TYPES[:searchABC] %>...
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Android Studio: Add jar as library?

...ble. This should compile the project with the library. You may need to fix errors in your build.gradle file as necessary. In order to have Android Studio recognize the local jar files as libraries for support while coding in the IDE, you need to take a few more steps: 4.1. Right click on the module...
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Size-limited queue that holds last N elements in Java

...like this (I'm typing directly into this window, so buyer beware of syntax errors): public LimitedSizeQueue implements Queue { private int maxSize; private LinkedList storageArea; public LimitedSizeQueue(final int maxSize) { this.maxSize = maxSize; storageArea = new LinkedList(); ...