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What is the Swift equivalent of -[NSObject description]?
...scription.
For example:
class MyClass: CustomStringConvertible {
let foo = 42
var description: String {
return "<\(type(of: self)): foo = \(foo)>"
}
}
print(MyClass()) // prints: <MyClass: foo = 42>
Note: type(of: self) gets the type of the current instances ins...
How to get a list of column names on Sqlite3 database?
...
PRAGMA table_info(table_name);
will get you a list of all the column names.
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How to disable text selection highlighting
... a CSS standard way to disable the highlighting effect if the user accidentally selects the text?
48 Answers
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SyntaxError: Non-ASCII character '\xa3' in file when function returns '£'
... First line is to make the py file executable on *nix. It is not really related to this question.
– cmd
Dec 15 '17 at 20:21
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How do I install Python OpenCV through Conda?
I'm trying to install OpenCV for Python through Anaconda , but I can't seem to figure this out.
41 Answers
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Passing an array as a function parameter in JavaScript
I'd like to call a function using an array as parameters:
10 Answers
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How to “git clone” including submodules?
...e available in version 2.8, and fetches up to 8 submodules at a time in parallel — see man git-clone.
With version 1.9 of Git up until version 2.12 (-j flag only available in version 2.8+):
git clone --recursive -j8 git://github.com/foo/bar.git
cd bar
With version 1.6.5 of Git and later, you c...
module.exports vs exports in Node.js
...the same since you are not reassigning it. That is why this works
exports.foo = function() { ... }
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CSS selector - element with a given child [duplicate]
I'm looking to make a selector which will select all elements if they have a specific child element. For example, select all <div> with a child <span> .
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Deleting an object in java?
...r leaving the block where it was declared. After that, it will be automatically deleted by the garbage collector (not immediately, but eventually).
Example 1:
Object a = new Object();
a = null; // after this, if there is no reference to the object,
// it will be deleted by the garbage co...