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How to remove all rows in a numpy.ndarray that contain non-numeric values
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Cross-thread operation not valid: Control 'textBox1' accessed from a thread other than the thread it
...se a dispatcher as descibed in the MSDN article:
How to: Make Thread-Safe Calls to Windows Forms Controls
So instead of setting the text property directly in the serialport1_DataReceived method, use this pattern:
delegate void SetTextCallback(string text);
private void SetText(string text)
{
// I...
Django's SuspiciousOperation Invalid HTTP_HOST header
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If your ALLOWED_HOSTS is set correctly, then it is possible someone is probing your site for the vulnerability by spoofing the header.
There is discussion right now by the Django developers to change this from a 500 internal server...
How to resize a custom view programmatically?
...om view, extended from RelativeLayout, and I want to resize it programmatically, How can I do?
14 Answers
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release Selenium chromedriver.exe from memory
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If you use the DriverService interface, hold onto the service until you're done with the driver, and call DriverService.stop() as well. For me, the driver.quit() wasn't enough because I was using DriverService as well.
– Ki...
Managing CSS Explosion
...been heavily relying on CSS for a website that I am working on. Right now, all the CSS styles are being applied on a per tag basis, and so now I am trying to move it to more of an external styling to help with any future changes.
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How to programmatically empty browser cache?
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deprecated in favor of service workers developer.mozilla.org/en-US/docs/Web/HTML/…
– nadav
Jan 16 '17 at 7:34
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How are POST and GET variables handled in Python?
... self.response.write(name) # this will write on the document
So you really will have to choose one of those frameworks.
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In Python how should I test if a variable is None, True or False
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a = 'foo' if a: print 'its true' a is not actually TRUE, it's just not none
– wesm
Apr 3 '15 at 21:06
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Deleting all pending tasks in celery / rabbitmq
...standard, idempotent celery tasks
apns - Queue for Apple Push Notification Service tasks, not quite as idempotent
analytics - Queue for long running nightly analytics
*.pidbox - Queue for worker commands, such as shutdown and reset, one per worker (2 celery workers, one apns worker, one analytics wo...