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Dynamically access object property using variable
...something = {
bar: 'foo'
};
var foo = 'bar';
// both x = something[foo] and something[foo] = x work as expected
console.log(something[foo]);
console.log(something.bar)
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Replacing Pandas or Numpy Nan with a None to use with MysqlDB
I am trying to write a Pandas dataframe (or can use a numpy array) to a mysql database using MysqlDB . MysqlDB doesn't seem understand 'nan' and my database throws out an error saying nan is not in the field list. I need to find a way to convert the 'nan' into a NoneType.
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find -exec with multiple commands
I am trying to use find -exec with multiple commands without any success. Does anybody know if commands such as the following are possible?
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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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Save image from URL by paperclip
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For security, you should whitelist the URI's scheme and blacklist private hosts
– John Douthat
Jan 7 '14 at 17:56
3
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Postgresql: Scripting psql execution with password
...ve/libpq-envars.html
There is no option to provide the password as a command line argument because that information is often available to all users, and therefore insecure. However, in Linux/Unix environments you can provide an environment variable for a single command like this:
PGPASSWORD=your...
In Laravel, the best way to pass different types of flash messages in the session
I'm making my first app in Laravel and am trying to get my head around the session flash messages. As far as I'm aware in my controller action I can set a flash message either by going
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How to copy a java.util.List into another java.util.List
...y otherList from another thread, then you may want to make that otherList (and even newList) a CopyOnWriteArrayList, for instance -- or use a lock primitive, such as ReentrantReadWriteLock to serialize read/write access to whatever lists are concurrently accessed.
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Check if all values of array are equal
...ues are equal. What's the fastest way to do this? Should I loop through it and just compare values?
31 Answers
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How to draw a dotted line with css?
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As IE 6 (can't remember for IE7) won't understand the "dotted" style, you can tell him to use "dashed" instead, using of course conditional comments to aim IE6 and no other browser.
– FelipeAls
Nov 17 '09 at 11:18
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