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How do I remove  from the beginning of a file?
I have a CSS file that looks fine when I open it using gedit , but when it's read by PHP (to merge all the CSS files into one), this CSS has the following characters prepended to it: 
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What is stability in sorting algorithms and why is it important?
I'm very curious, why stability is or is not important in sorting algorithms?
10 Answers
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How to remove the focus from a TextBox in WinForms?
...o a Label. You might want to consider where you want the [Tab] key to take it next.
Also note that you cannot set it to the Form. Container controls like Form and Panel will pass the Focus on to their first child control. Which could be the TextBox you wanted it to move away from.
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What breaking changes are introduced in C++11?
...hat will cause some old code to stop compiling: the introduction of explicit operator bool() in the standard library, replacing old instances of operator void*() . Granted, the code that this will break is probably code that should not have been valid in the first place, but it's still a breaking...
How to wait 5 seconds with jQuery?
...tion()
{
//do something special
}, 5000);
UPDATE: you want to wait since when the page has finished loading, so put that code inside your $(document).ready(...); script.
UPDATE 2: jquery 1.4.0 introduced the .delay method. Check it out. Note that .delay only works with the jQuery effects...
How to validate a url in Python? (Malformed or not)
I have url from the user and I have to reply with the fetched HTML.
10 Answers
10
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Python: How to create a unique file name?
I have a python web form with two options - File upload and textarea . I need to take the values from each and pass them to another command-line program. I can easily pass the file name with file upload options, but I am not sure how to pass the value of the textarea.
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Pick any kind of file via an Intent in Android
...new Intent(Intent.ACTION_GET_CONTENT);
intent.setType("file/*");
startActivityForResult(intent, PICKFILE_REQUEST_CODE);
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Can hash tables really be O(1)?
It seems to be common knowledge that hash tables can achieve O(1), but that has never made sense to me. Can someone please explain it? Here are two situations that come to mind:
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I'm getting Key error in python
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edited Jun 14 '17 at 9:01
maxkoryukov
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