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What exactly does @synthesize do?
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In your example, mapView1 is an instance variable (ivar), a piece of memory storage that belongs to an instance of the class defined in example.h and example.m. mapView is the name of a property. Properties are attributes of an object that can be read or set using the dot notation: myObject.ma...
Best way to give a variable a default value (simulate Perl ||, ||= )
.... It is called the Null coalescing operator. You can use it like this:
$name = $_GET['name'] ?? 'john doe';
This is equivalent to
$name = isset($_GET['name']) ? $_GET['name']:'john doe';
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Exec : display stdout “live”
...nts (spawn.stdout.on('data',callback..)) as they happen.
From NodeJS documentation:
var spawn = require('child_process').spawn,
ls = spawn('ls', ['-lh', '/usr']);
ls.stdout.on('data', function (data) {
console.log('stdout: ' + data.toString());
});
ls.stderr.on('data', function (data...
How to compare binary files to check if they are the same?
...ool or command line on Ubuntu Linux) to know if two binary files are the same or not (except for the time stamps)? I do not need to actually extract the difference. I just need to know whether they are the same or not.
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In Python, how do I split a string and keep the separators?
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@Laurence: Well, it's documented: docs.python.org/library/re.html#re.split: "Split string by the occurrences of pattern. If capturing parentheses are used in pattern, then the text of all groups in the pattern are also returned as part of the resultin...
How do you get a string to a character array in JavaScript?
... answered Dec 28 '10 at 16:41
meder omuralievmeder omuraliev
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How to stop a program running under Eclipse?
...g perspective), select the process and then press the stop button on the same window.
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SSH to Vagrant box in Windows?
...e host 127.0.0.1
use port 2222 instead of 22
you can set the default username (vagrant) under Connection > SSH > Auth > Private key for authentication
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How to perform static code analysis in php? [closed]
...iles? The binary itself can check for syntax errors, but I'm looking for something that does more, like:
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