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Empty set literal?
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No, there's no literal syntax for the empty set. You have to write set().
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Should I make HTML Anchors with 'name' or 'id'?
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According to the HTML 5 specification, 5.9.8 Navigating to a fragment identifier:
For HTML documents (and the text/html MIME type), the following processing model must be followed to determine what the indicated part of the ...
NSNotificationCenter addObserver in Swift
...d an observer in Swift to the default notification center? I'm trying to port this line of code that sends a notification when the battery level changes.
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config.assets.compile=true in Rails production, why not?
...oduction.
When you have compile on, this is what happens:
Every request for a file in /assets is passed to Sprockets. On the first request for each and every asset it is compiled and cached in whatever Rails is using for cache (usually the filesystem).
On subsequent requests Sprockets receives th...
How to go to each directory and execute a command?
How do I write a bash script that goes through each directory inside a parent_directory and executes a command in each directory .
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How to detect internet speed in JavaScript?
..."string") {
console.log(msg);
} else {
for (var i = 0; i < msg.length; i++) {
console.log(msg[i]);
}
}
}
var oProgress = document.getElementById("progress");
if (oProgress) {
var actualHTML = (...
How do Python functions handle the types of the parameters that you pass in?
Unless I'm mistaken, creating a function in Python works like this:
13 Answers
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sh: 0: getcwd() failed: No such file or directory on cited drive
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This error is usually caused by running a command from a directory that no longer exist.
Try changing your directory and re-run the command.
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JSON left out Infinity and NaN; JSON status in ECMAScript?
...objects that would otherwise be serializable, are not, if they contain NaN or +/- infinity values.
9 Answers
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STL or Qt containers?
What are the pros and cons of using Qt containers ( QMap , QVector , etc.) over their STL equivalent?
14 Answers
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