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How to add a right button to a UINavigationController?
...he navigation controller picks up its display information (title, buttons, etc) from the UIViewController that it is about to display. You don't actually add buttons and such directly to the UINavigationController.
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Split Python Flask app into multiple files
...consider using different URL prefixes for the different APIs/Blueprints in order to cleanly separate them. This can be done with a slight modification to the above register_blueprint call:
app.register_blueprint(account_api, url_prefix='/accounts')
For further documentation, you may also have a l...
How to generate a random string in Ruby
...es; I didn't want people confusing 8 with B, 1 with I, 0 with O, L with 1, etc.
# Generates a random string from a set of easily readable characters
def generate_activation_code(size = 6)
charset = %w{ 2 3 4 6 7 9 A C D E F G H J K M N P Q R T V W X Y Z}
(0...size).map{ charset.to_a[rand(charse...
Use LINQ to get items in one List, that are not in another List
...ly does the work (by calling ToList or using it as part of a foreach loop, etc.)
– Xtros
Jun 11 '18 at 6:23
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How do you do relative time in Rails?
...30 seconds ago" or "2 days ago" or if it's longer than a month "9/1/2008", etc.
11 Answers
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jquery $(window).width() and $(window).height() return different values when viewport has not been r
...function, some elements still jumped from position - it had to do with the order of script steps - I just had to make sure I reset the div holding my inserted images to css left:0 before inserting the image. moral to the story: just because scrollbars don't appear long enough to be seen, doesn't me...
How to send a message to a particular client with socket.io
...e:
|id | name
|1 | Scott
|2 | Susan
"room" name will be "1-2" (ids are ordered Asc.) and on disconnect socket.io automatically cleans up the room
this way you send messages just to that room and only to online (connected) users (less packages sent throughout the server).
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Is there a way to change the environment variables of another process in Unix?
...hich calls for one of the IPC methods (shared memory, semaphores, sockets, etc.). Having received data by one of these methods you could then set environment variables or perform other actions more directly.
How to use the CSV MIME-type?
... a .csv file, so the user can directly open it with calc, excel, gnumeric, etc.
4 Answers
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How to wait 5 seconds with jQuery?
...0= 2 seconds
2200 = 2.2 seconds
3500 = 3.5 seconds
10000 = 10 seconds
etc.
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