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What are all the valid self-closing elements in XHTML (as implemented by the major browsers)?
What are all the valid self-closing elements (e.g. ) in XHTML (as implemented by the major browsers)?
13 Answers
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What's the point of NSAssert, actually?
...o make sure a value is what its supposed to be. If an assertion fails that means something went wrong and so the app quits. One reason to use assert would be if you have some function that will not behave or will create very bad side effects if one of the parameters passed to it is not exactly some...
define() vs. const
...he define() function:
const FOO = 'BAR';
define('FOO', 'BAR');
The fundamental difference between those two ways is that const defines constants at compile time, whereas define defines them at run time. This causes most of const's disadvantages. Some disadvantages of const are:
const cannot be ...
Why does the JavaScript need to start with “;”?
...ently noticed that a lot of JavaScript files on the Web start with a ; immediately following the comment section.
3 Answe...
How do I pass multiple parameters into a function in PowerShell?
If I have a function which accepts more than one string parameter, the first parameter seems to get all the data assigned to it, and remaining parameters are passed in as empty.
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Python datetime - setting fixed hour and minute after using strptime to get day,month,year
I've successfully converted something of 26 Sep 2012 format to 26-09-2012 using:
3 Answers
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How to select first parent DIV using jQuery?
...r it to make sure it returns just the one you want
– meo
Aug 17 '11 at 7:44
3
Remember that it's ...
Go: panic: runtime error: invalid memory address or nil pointer dereference
...il, err
}
I'm guessing that err is not nil. You're accessing the .Close() method on res.Body before you check for the err.
The defer only defers the function call. The field and method are accessed immediately.
So instead, try checking the error immediately.
res, err := client.Do(req)
if err != n...
How do I see the last 10 commits in reverse-chronological order with SVN?
...ine, is there a way to show the last X number of commits along with commit messages, in reverse-chronological order (newest commit first)?
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C# LINQ find duplicates in List
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The easiest way to solve the problem is to group the elements based on their value, and then pick a representative of the group if there are more than one element in the group. In LINQ, this translates to:
var query = lst.GroupBy(x => x)
.Where(g => g.Count() ...