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Auto layout constraints issue on iOS7 in UITableViewCell
I'm using auto layout constraints programmatically to layout my custom UITableView cells and I'm correctly defining the cell sizes in tableView:heightForRowAtIndexPath:
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Java's final vs. C++'s const
... const;
};
void test(const Foo& i) {
i.foo(); //fine
i.bar(); //error
}
Values can be assigned, once, later in Java only e.g.:
public class Foo {
void bar() {
final int a;
a = 10;
}
}
is legal in Java, but not C++ whereas:
public class Foo {
void bar() {
fi...
How to check if a number is a power of 2
Today I needed a simple algorithm for checking if a number is a power of 2.
25 Answers
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How to allow only numeric (0-9) in HTML inputbox using jQuery?
I am creating a web page where I have an input text field in which I want to allow only numeric characters like (0,1,2,3,4,5...9) 0-9.
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Node.js client for a socket.io server
... will automatically try to reconnect
});
socket.on('error', (error) => {
console.log(error);
});
share
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Can't install PIL after Mac OS X 10.9
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the suggested command brings up an error dialog from Apple. First it asks whether I want to Get XCode (which I have) or "Install". I choose install. It pops up a EULA, I accept, then an error dialog comes up: "Can't install the software because it is not curr...
g++ undefined reference to typeinfo
I just ran across the following error (and found the solution online, but it's not present in Stack Overflow):
17 Answers
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When to use Comparable and Comparator
I have a list of objects I need to sort on a field, say Score. Without giving much thought I wrote a new class that implements Comparator, that does the task and it works.
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Do we need semicolon at the end? [duplicate]
...ed semicolons in some of the places in my JavaScript, but its not throwing error in any of the browsers. Is the ; at the end needed?
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How to debug a Flask app
How are you meant to debug errors in Flask? Print to the console? Flash messages to the page? Or is there a more powerful option available to figure out what's happening when something goes wrong?
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