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What does a colon following a C++ constructor name do? [duplicate]
What does the colon operator (":") do in this constructor? Is it equivalent to MyClass(m_classID = -1, m_userdata = 0); ?
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How do I iterate over an NSArray?
...generally-preferred code for 10.5+/iOS.
for (id object in array) {
// do something with object
}
This construct is used to enumerate objects in a collection which conforms to the NSFastEnumeration protocol. This approach has a speed advantage because it stores pointers to several objects (obt...
How do I determine whether an array contains a particular value in Java?
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Arrays.asList(yourArray).contains(yourValue)
Warning: this doesn't work for arrays of primitives (see the comments).
Since java-8 you can now use Streams.
String[] values = {"AB","BC","CD","AE"};
boolean contains = Arrays.stream(values).anyMatch("s"::equals);
To check whether a...
How do I put two increment statements in a C++ 'for' loop?
...nd returns the second operand. Thus:
for(int i = 0; i != 5; ++i,++j)
do_something(i,j);
But is it really a comma operator?
Now having wrote that, a commenter suggested it was actually some special syntactic sugar in the for statement, and not a comma operator at all. I checked that in GCC a...
How to resolve git stash conflict without commit?
...ll modifications to a commit (just like "git stash pop" without a conflict does).
10 Answers
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How do I run a node.js app as a background service?
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Copying my own answer from How do I run a Node.js application as its own process?
2015 answer: nearly every Linux distro comes with systemd, which means forever, monit, PM2, etc are no longer necessary - your OS already handles these tasks.
Make a myapp...
How do I import an SQL file using the command line in MySQL?
...ault.
Note-3 You may have to create the (empty) database from mysql if it doesn't exist already and the exported SQL don't contain CREATE DATABASE (exported with --no-create-db or -n option), before you can import it.
share...
How do I check whether a checkbox is checked in jQuery?
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How do I successfully query the checked property?
The checked property of a checkbox DOM element will give you the checked state of the element.
Given your existing code, you could therefore do this:
if(document.getElementByI...
Can you do a partial checkout with Subversion?
...es in each and only needed 3 of those directories, would it be possible to do a Subversion checkout with only those 3 directories under trunk?
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How do I get Gridview to render THEAD?
How do I get the GridView control to render the <thead> <tbody> tags? I know .UseAccessibleHeaders makes it put <th> instead of <td> , but I cant get the <thead> to appear.
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