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Execute a terminal command from a Cocoa app
...ipe has been renamed Pipe
NSTask has been renamed Process
This is based on inkit's Objective-C answer above. He wrote it as a category on NSString —
For Swift, it becomes an extension of String.
extension String.runAsCommand() -> String
extension String {
func runAsComm...
PDO Prepared Inserts multiple rows in single query
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$pdo->beginTransaction(); // also helps speed up your inserts.
$insert_values = array();
foreach($data as $d){
$question_marks[] = '(' . placeholders('?', sizeof($d)) . ')';
$insert_values = array_merge($insert_values, array_values($d));
}
$sql = "INSERT INTO table (" . implode(",", $...
_DEBUG vs NDEBUG
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Visual Studio defines _DEBUG when you specify the /MTd or /MDd option, NDEBUG disables standard-C assertions. Use them when appropriate, ie _DEBUG if you want your debugging code to be consistent with the MS CRT debugging techniques and NDEBUG if ...
What is `params.require(:person).permit(:name, :age)` doing in Rails 4?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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PHP convert XML to JSON
...vert xml to json in php. If I do a simple convert using simple xml and json_encode none of the attributes in the xml show.
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How to download image from url
..."https://fbcdn-sphotos-h-a.akamaihd.net/hphotos-ak-xpf1/v/t34.0-12/10555140_10201501435212873_1318258071_n.jpg?oh=97ebc03895b7acee9aebbde7d6b002bf&oe=53C9ABB0&__gda__=1405685729_110e04e71d9");
using (MemoryStream mem = new MemoryStream(data))
{
using (var yourImage = Image.Fro...
How to downgrade or install an older version of Cocoapods
...0.25.0
You can use older installed versions with following command:
pod _0.25.0_ setup
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How do malloc() and free() work?
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64
Soooo many people don't realise that free() may not return memory to the OS, it's infuriating. Thanks for helping enlighten them.
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How can I get the concatenation of two lists in Python without modifying either one? [duplicate]
...e + operator, which returns the concatenation of the lists:
concat = first_list + second_list
One disadvantage of this method is that twice the memory is now being used . For very large lists, depending on how you're going to use it once it's created, itertools.chain might be your best bet:
>&...
Why is Everyone Choosing JSON Over XML for jQuery? [closed]
I thought XML is highly portable and can be used as a mini database. I have seen XML used everywhere. I even see large companies switching over to JSON . Even Microsoft has integrated support for JSON. What is all the hype over JSON?
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