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document.getElementById vs jQuery $()
...ject and is equivalent to $('#id').
You can get the underlying DOM object from a jQuery object by writing $('#id')[0].
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Determine function name from within that function (without using traceback)
...sing the traceback module, is there a way to determine a function's name from within that function?
19 Answers
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Batch file. Delete all files and folders in a directory
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Just want to add a note to the comment from Bill_Stewart . The reason you want to make sure that the directory exists is that otherwise, it will clear whatever directory you are currently in. In my case, it was the batch file I had been working on for over 30 mi...
How to generate .NET 4.0 classes from xsd?
What are the options to generate .NET 4.0 c# classes (entities) from an xsd file, using Visual Studio 2010?
10 Answers
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What does auto&& tell us?
...ther an lvalue or an rvalue, your code says: Now that I've got your object from either an lvalue or rvalue expression, I want to preserve whichever valueness it originally had so I can use it most efficiently - this might invalidate it. As in:
auto&& var = some_expression_that_may_be_rvalue...
scanf() leaves the new line char in the buffer
...d.
So you probably want " order = %d" there if you want to skip a newline from the previous line but still require a literal match on a fixed string, like this question.
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How do getters and setters work?
I'm from the php world. Could you explain what getters and setters are and could give you some examples?
6 Answers
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How to read and write excel file
I want to read and write an Excel file from Java with 3 columns and N rows, printing one string in each cell. Can anyone give me simple code snippet for this? Do I need to use any external lib or does Java have built-in support for it?
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Parse JSON in JavaScript? [duplicate]
...For IE 6, 7 and other older browsers, you can use the json2.js I linked to from my post. Alternatively, but less securely, you can use eval.
– Andy E
Nov 16 '11 at 9:46
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When is -XAllowAmbiguousTypes appropriate?
...int is using functional dependencies to infer the otherwise-ambiguous type from other non-ambiguous types. So let's compare the contexts of the two functions and look for functional dependencies.
class ApplySym sig f sym | sig sym -> f, f -> sig sym
class SyntacticN f internal | f -> inter...