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How to atomically delete keys matching a pattern using Redis
... and enter this into redis-cli and you are good to go.
Credit lisco from: http://redis.io/commands/del
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Having Django serve downloadable files
... (or the file itself), but the actual file serving is handled by Apache/Lighttpd. Once you've set up mod_xsendfile, integrating with your view takes a few lines of code:
from django.utils.encoding import smart_str
response = HttpResponse(mimetype='application/force-download') # mimetype is replace...
One-liner to recursively list directories in Ruby?
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Change Image of ImageView programmatically in Android
... version="1.0" encoding="utf-8"?>
<RelativeLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent">
<FrameLayout
android:id="@+id/frameLayout"
android:layout_width="250dp"
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Split files using tar, gz, zip, or bzip2 [closed]
I need to compress a large file of about 17-20 GB. I need to split it into several files of around 1GB per file.
4 Answers
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Do HTML WebSockets maintain an open connection for each client? Does this scale?
...ange those clients into WebSockets clients and it just might be feasible.
HTTP connections, while they don't create open files or consume port numbers for a long period, are more expensive in just about every other way:
Each HTTP connection carries a lot of baggage that isn't used most of the tim...
How to create a listbox in HTML without allowing multiple selection?
...=6 with the number of elements you want
you may want to check this site
http://www.htmlcodetutorial.com/forms/_SELECT.html
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Best GWT widget library? [closed]
...order:
First check GWT Incubator to see if
there's what I'm looking for.
http://code.google.com/p/google-web-toolkit-incubator/
Then, if you are looking for
something "cooler" check GWT Mosaic
http://code.google.com/p/gwt-mosaic/
Careful with other libraries, I've worked with them (and still hav...
How to filter a dictionary according to an arbitrary condition function?
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Nowadays, in Python 2.7 and up, you can use a dict comprehension:
{k: v for k, v in points.iteritems() if v[0] < 5 and v[1] < 5}
And in Python 3:
{k: v for k, v in points.items() if v[0] < 5 and v[1] < 5}
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How to Unit test with different settings in Django?
...ere are ways to override settings during tests:
https://docs.djangoproject.com/en/dev/topics/testing/tools/#overriding-settings
TestCase will have a self.settings context manager, and there will also be an @override_settings decorator that can be applied to either a test method or a whole TestCase ...