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CSS selector for other than the first child and last child
...it possible to select all the other children except for the :first-child and the :last-child ? I know there is a :not() selector but it doesn't work with more than one not in the parentheses. This is what I have:
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How to change string into QString?
...const char* str = "zażółć gęślą jaźń"; // latin2 source file and system encoding
QString qstr = QString::fromLocal8Bit(str);
If you have const char * that's UTF8 encoded then you'll need to use this method:
QString QString::fromUtf8(const char * str, int size = -1)
const char* st...
How to properly seed random number generator
I am trying to generate a random string in Go and here is the code I have written so far:
9 Answers
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How to create a file with a given size in Linux?
...ocksize will perform much worse once it gets very big, as it will allocate and read that amount into memory before writing. If this is somethig like bs=4GiB you'll probably end up swapping.
– Brian
Sep 29 '08 at 7:40
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Does the default constructor initialize built-in types?
...The behavior of () initializer is different in some respects between C++98 and C++03, but not in this case. For the above class C it will be the same: () initializer performs zero initialization of C::x.
Another example of initialization that is performed without involving constructor is, of course...
Why are C# 4 optional parameters defined on interface not enforced on implementing class?
...ks for the great question!
Suppose you have an interface as you describe, and a hundred classes that implement it. Then you decide to make one of the parameters of one of the interface's methods optional. Are you suggesting that the right thing to do is for the compiler to force the developer to fi...
In Rails - is there a rails method to convert newlines to ?
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Yes, rails has simple_format which does exactly what you are looking for, and slightly better since it also adds paragraph tags. See
http://api.rubyonrails.org/classes/ActionView/Helpers/TextHelper.html#method-i-simple_format
Example:
simple_format(mystring)
Note that simple_format allows ba...
ASP.NET MVC - Set custom IIdentity or IPrincipal
...to extend the default so that I can call something like User.Identity.Id and User.Identity.Role . Nothing fancy, just some extra properties.
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jQuery: Difference between position() and offset()
What is the difference between position() and offset() ? I tried to do the following in a click event:
3 Answers
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Get $_POST from multiple checkboxes
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Set the name in the form to check_list[] and you will be able to access all the checkboxes as an array($_POST['check_list'][]).
Here's a little sample as requested:
<form action="test.php" method="post">
<input type="checkbox" name="check_list[]" valu...