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Programmatically saving image to Django ImageField
...actually resides in a method of my model
result = urllib.urlretrieve(image_url) # image_url is a URL to an image
# self.photo is the ImageField
self.photo.save(
os.path.basename(self.url),
File(open(result[0], 'rb'))
)
self.save()
That's a bit confusing because it's pulled out of my...
How do you run a crontab in Cygwin on Windows?
...d docs here, on how to get around the setuid problem: davidjnice.com/cygwin_cron_service.html
– Holger Böhnke
Apr 4 '18 at 11:23
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How to serialize an object to XML without getting xmlns=“…”?
...ings()
settings.OmitXmlDeclaration = True
Using ms As New MemoryStream(), _
sw As XmlWriter = XmlWriter.Create(ms, settings), _
sr As New StreamReader(ms)
xs.Serialize(sw, obj, ns)
ms.Position = 0
Console.WriteLine(sr.ReadToEnd())
End Using
in C# like this:
//Create our own namespaces fo...
Cross-thread operation not valid: Control 'textBox1' accessed from a thread other than the thread it
...
The data received in your serialPort1_DataReceived method is coming from another thread context than the UI thread, and that's the reason you see this error.
To remedy this, you will have to use a dispatcher as descibed in the MSDN article:
How to: Make Thread-S...
How do I pass command line arguments to a Node.js program?
...ice(2));
console.dir(argv);
-
$ node example/parse.js -a beep -b boop
{ _: [], a: 'beep', b: 'boop' }
-
$ node example/parse.js -x 3 -y 4 -n5 -abc --beep=boop foo bar baz
{ _: [ 'foo', 'bar', 'baz' ],
x: 3,
y: 4,
n: 5,
a: true,
b: true,
c: true,
beep: 'boop' }
...
Merging objects (associative arrays)
...e:
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/assign
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How to search by key=>value in a multidimensional array in PHP
...function search($array, $key, $value)
{
$results = array();
if (is_array($array)) {
if (isset($array[$key]) && $array[$key] == $value) {
$results[] = $array;
}
foreach ($array as $subarray) {
$results = array_merge($results, search($s...
Google Maps v3 - limit viewable area and zoom level
...});
// Limit the zoom level
google.maps.event.addListener(map, 'zoom_changed', function() {
if (map.getZoom() < minZoomLevel) map.setZoom(minZoomLevel);
});
</script>
</body>
</html>
Screenshot from the above example. The user will not be able to drag furt...
Check to see if python script is running
...stem is using domain sockets:
import socket
import sys
import time
def get_lock(process_name):
# Without holding a reference to our socket somewhere it gets garbage
# collected when the function exits
get_lock._lock_socket = socket.socket(socket.AF_UNIX, socket.SOCK_DGRAM)
try:
...
How can I capture the result of var_dump to a string?
I'd like to capture the output of var_dump to a string.
13 Answers
13
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