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Selectors in Objective-C?
First, I'm not sure I really understand what a selector is. From my understanding, it's the name of a method, and you can assign it to a class of type 'SEL' and then run methods such as respondToSelector to see if the receiver implements that method. Can someone offer up a better m>ex m>planation?
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How do I encode/decode HTML entities in Ruby?
I am trying to decode some HTML entities, such as '<' becoming '<' .
7 Answers
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Converting string to title case
I have a string which contains words in a mixture of upper and lower case characters.
23 Answers
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What can be the reasons of connection refused errors?
I'm trying to write a server program in C,
using another client, I get this error when I try to connect through port 2080 for m>ex m>ample.
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Freeze the top row for an html table only (Fixed Table Header Scrolling) [duplicate]
...supported in HTML5. Specifies the space between the cell wall and the cell content</td>
</tr>
<tr>
<td>cellspacing</td>
<td>pixels</td>
<td>Not supported in HTML5. Specifies the space between cells<...
Difference between a “coroutine” and a “thread”?
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Coroutines are a form of sequential processing: only one is m>ex m>ecuting at any given time (just like subroutines AKA procedures AKA functions -- they just pass the baton among each other more fluidly).
Threads are (at least conceptually) a form...
Javascript: How to loop through ALL DOM elements on a page?
I'm trying to loop over ALL elements on a page, so I want to check every element that m>ex m>ists on this page for a special class.
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Identify if a string is a number
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int n;
bool isNumeric = int.TryParse("123", out n);
Update As of C# 7:
var isNumeric = int.TryParse("123", out int n);
or if you don't need the number you can discard the out parameter
var isNumeric = int.TryParse("123", out _);
The ...
powershell - m>ex m>tract file name and m>ex m>tension
...resuming name file are surrounded by white spaces this is a way:
$a = get-content c:\myfile.txt
$b = $a | select-string -pattern "\s.+\..{3,4}\s" | select -m>Ex m>pandProperty matches | select -m>Ex m>pandProperty value
$b | % {"File name:{0} - m>Ex m>tension:{1}" -f $_.substring(0, $_.lastindm>ex m>of('.')) , $_.su...
How do I format a date with Dart?
I have an instance of DateTime and I would like to format that to a String. How do I do that? I want to turn the date into a string, something like "2013-04-20".
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