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Vim: Move window left/right?
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Ctrl w gives you the "windows command mode", allowing the following modifiers:
Ctrl w + R - To rotate windows up/left.
Ctrl w + r - To rotate windows down/right.
You can also use the "windows command mode" with navigation keys to change a window's positio...
Django removing object from ManyToMany relationship
...jango's Relations Docs
Note: you might have to get an instance of my_mood and my_interest using Django's QuerySet API before you can execute this code.
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Fastest way to convert Image to Byte array
...ote Desktop sharing application in which I capture an image of the Desktop and Compress it and Send it to the receiver. To compress the image I need to convert it to a byte[].
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Convert unix time to readable date in pandas dataframe
I have a dataframe with unix times and prices in it. I want to convert the index column so that it shows in human readable dates.
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MySQL: Selecting multiple fields into multiple variables in a stored procedure
...x isn't quite right: you need to list the fields in order before the INTO, and the corresponding target variables after:
SELECT Id, dateCreated
INTO iId, dCreate
FROM products
WHERE pName = iName
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What do @, - and + do as prefixes to recipe lines in Make?
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They control the behaviour of make for the tagged command lines:
@ suppresses the normal 'echo' of the command that is executed.
- means ignore the exit status of the command that is executed (normally, a non-zero exit status would stop that part of the build).
+ means 'execut...
What's the difference between the four File Results in ASP.NET MVC
...uld like to return as a file
FilePathResult - when you have a file on disk and would like to return its content (you give a path)
FileStreamResult - you have a stream open, you want to return its content as a file
However, you'll rarely have to use these classes - you can just use one of Controlle...
MongoDB: How to query for records where field is null or not set?
...not set then:
db.emails.count({sent_at: {$exists: false}})
If its there and null, or not there at all:
db.emails.count({sent_at: null})
Refer here for querying and null
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jQuery find parent form
...l inputs, this is much faster than .closest() (5-10 times faster in Chrome and IE8). Works on IE6 & 7 too.
var input = $('input[type=submit]');
var form = input.length > 0 ? $(input[0].form) : $();
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How to revert to origin's master branch's version of file
...is very different from your first two options in that it touches all files and not just the one file. You may want to point this out more explicitly. Also why not recommend git checkout HEAD filename and git checkout origin/master filename for options one and two, it would be more consistent?
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