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Downloading images with node.js [closed]
...s'),
request = require('request');
var download = function(uri, filename, callback){
request.head(uri, function(err, res, body){
console.log('content-type:', res.headers['content-type']);
console.log('content-length:', res.headers['content-length']);
request(uri).pipe(fs.createWr...
How to check if a file exists in the Documents directory in Swift?
How to check if a file exists in the Documents directory in Swift ?
12 Answers
12
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PHP PDO: charset, set names?
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You'll have it in your connection string like:
"mysql:host=$host;dbname=$db;charset=utf8"
HOWEVER, prior to PHP 5.3.6, the charset option was ignored. If you're running an older version of PHP, you must do it like this:
$dbh = new PDO("mysql:$connstr", $user, $password);
$dbh->exec("set...
Prevent browser from loading a drag-and-dropped file
...lers are needed to prevent the browser from loading the dropped file. (Chrome latest 2015/08/03). The solution works on FF latest, too.
– Offirmo
Aug 3 '15 at 12:23
5
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Get data from fs.readFile
... file loading has completed. When you call readFile, control is returned immediately and the next line of code is executed. So when you call console.log, your callback has not yet been invoked, and this content has not yet been set. Welcome to asynchronous programming.
Example approaches
const fs...
Unable to cast object of type 'System.DBNull' to type 'System.String`
... "null" value. The DBNull.Value would work for a SqlDataReader or a SqlParameter - but not for this object here.
– marc_s
May 15 '09 at 20:27
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pythonic way to do something N times without an index variable?
...nge(N) is:
import itertools
for _ in itertools.repeat(None, N):
do_something()
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ASP.NET MVC Razor render without encoding
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It does NOT encode quotes. Besides the obvious documentation stating it plain as day ("This method wraps HTML markup using the IHtmlString class, which renders unencoded HTML.") I also tested this and quotes are not encoded.
– James Wilkins
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What is the easiest way to make a C++ program crash?
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No, since it doesn't cause a crash, merely reports something couldn't be done.
– boatcoder
Jul 2 '12 at 3:29
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How to kill a process running on particular port in Linux?
... It does not properly close the port. The port is put into TIME_WAIT state after the parent process is killed. The OS will then eventually completely close the port after about 60 seconds. It means that you can't reuse the port for at least 60 seconds (unless you give the reuse option ...