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How to delete a record in Django models?
...at is the case after DJango 1.4, but this is actually fetching all the PKs and then delete by those PKs. So eg if you delete by an arbitrary field, this can be way slower then the SQL counterpart... :(
– Vajk Hermecz
Mar 25 '14 at 16:22
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java.lang.OutOfMemoryError: Java heap space in Maven
...ven test, java.lang.OutOfMemoryError happens. I googled it for solutions and have tried to export MAVEN_OPTS=-Xmx1024m , but it did not work.
Anyone know other solutions for this problem? I am using maven 3.0
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Download JSON object as a file from browser
...em.click();
In this case, storageObj is the js object you want to store, and "scene.json" is just an example name for the resulting file.
This approach has the following advantages over other proposed ones:
No HTML element needs to be clicked
Result will be named as you want it
no jQuery needed...
Setting custom UITableViewCells height
I am using a custom UITableViewCell which has some labels, buttons and image views to be displayed. There is one label in the cell whose text is a NSString object and the length of string could be variable. Due to this, I cannot set a constant height to the cell in the UITableView 's heightForCe...
How to convert a Base64 string into a Bitmap image to show it in a ImageView?
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make sure you are not passing the "data:image/jpg;base64" and pass only the image bytes.. Don't forget to change the string to bytes.. photoData = photoData.substring(photoData.indexOf(",") + 1); byte[] decodedString = Base64.decode(photoData.getBytes(), Base64.DEFAULT); Hope it ...
Unable to create/open lock file: /data/mongod.lock errno:13 Permission denied
How to I get mongo to use a mounted drive on ec2? I really do not understand. I attached a volume on ec2 formatted the drive as root and start as root and yet as root I cant access? I am running on ubuntu 12.04. No other mongo is running
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How to get the current loop index when using Iterator?
I am using an Iterator to iterate through a collection
and I want to get the current element's index.
12 Answers
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Fatal error: Class 'ZipArchive' not found in
...ension installed.
See this page for installation instructions (both Linux and Windows).
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Celery Received unregistered task of type (run example)
...ig (in the current directory) is not in PYTHONPATH so celery can't find it and falls back to defaults. Simply specify it explicitly when starting celery.
celeryd --loglevel=INFO --settings=celeryconfig
You can also set --loglevel=DEBUG and you should probably see the problem immediately.
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Are booleans as method arguments unacceptable? [closed]
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Although in this case I'd maybe rather have turnLightOn() and turnLightOff(), depending on the situation.
– skaffman
Sep 25 '08 at 20:50
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