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How do I use the ternary operator ( ? : ) in PHP as a shorthand for “if / else”?
...ty, it will output some form of “true”. The usual form of the above is more like: echo $address['street2'] ?? 'Empty'; however as mentioned, it is the “null coalescing operator” so it only tests for null and not empty. This is because ?? Is effectively a shorthand for isset().
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jquery UI dialog: how to initialize without a title bar?
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How does one unit test routes with Express?
...exploring this).
Edit
Here's a tiny example, inline. See the gist for a more detailed example.
/// usercontroller.js
var UserController = {
_database: null,
setDatabase: function(db) { this._database = db; },
findUserByEmail: function(email, callback) {
this._database.collection...
How can I get form data with JavaScript/jQuery?
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How to get name of calling function/method in PHP? [duplicate]
...backtrace() function is the only way to know this, if you're lazy it's one more reason you should code the GetCallingMethodName() yourself. Fight the laziness! :D
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What does 'wb' mean in this code, using Python?
...ks fine.
But if you supposed to read that jpg file you need to use 'rb'
More info
On Windows, 'b' appended to the mode
opens the file in binary mode, so
there are also modes like 'rb', 'wb',
and 'r+b'. Python on Windows makes a
distinction between text and binary
files; the end-of-l...
Growing Amazon EBS Volume sizes [closed]
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You can't simply 'bump in' more space on the fly if you need it, but you can resize the partition with a snapshot.
Steps do to this:
unmount ebs volume
create a ebs snapshot
add new volume with more space
recreate partition table and resize
filesyst...
How to make button look like a link?
...his answer is otherwise a good start, but the second answer here is really more thorough and has the right solution for underlining.
– michael
Mar 31 '14 at 4:29
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How to save picture to iPhone photo library?
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No compiler is provided in this environment. Perhaps you are running on a JRE rather than a JDK?
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