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How to structure a express.js application?
...p and modularizing the app.js file in an Express.js application? Or is it common to keep everything in a single file?
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Using `textField:shouldChangeCharactersInRange:`, how do I get the text including the current typed
...ouldChangeCharactersInRange gets called before text field actually changes its text, that's why you're getting old text value. To get the text after update use:
[textField2 setText:[textField1.text stringByReplacingCharactersInRange:range withString:string]];
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What generates the “text file busy” message in Unix?
...r is accessing your file. Use lsof to check what other processes are using it. You can use kill command to kill it if needed.
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#ifdef replacement in the Swift language
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Yes you can do it.
In Swift you can still use the "#if/#else/#endif" preprocessor macros (although more constrained), as per Apple docs. Here's an example:
#if DEBUG
let a = 2
#else
let a = 3
#endif
Now, you must set the "DEBUG"...
When should you not use virtual destructors?
...re a virtual destructor for a class? When should you specifically avoid writing one?
12 Answers
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How to make vim paste from (and copy to) system's clipboard?
Unlike other editors, vim stores copied text in its own clipboard. So, it's very hard for me to copy some text from a webpage and paste it into the current working file. It so happens I have to either open gedit or type it manually.
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What is the official “preferred” way to install pip and virtualenv systemwide?
Is it this, which people seem to recommend most often:
16 Answers
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Django admin: How to display a field that is marked as editable=False' in the model?
Even though a field is marked as 'editable=False' in the model, I would like the admin page to display it. Currently it hides the field altogether.. How can this be achieved ?
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printf with std::string?
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It's compiling because printf isn't type safe, since it uses variable arguments in the C sense1. printf has no option for std::string, only a C-style string. Using something else in place of what it expects definitely won't g...
In a javascript array, how do I get the last 5 elements, excluding the first element?
adding additional examples:
6 Answers
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