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Disable button in jQuery
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Use .prop instead (and clean up your selector string):
function disable(i){
$("#rbutton_"+i).prop("disabled",true);
}
generated HTML:
<button id="rbutton_1" onclick="disable(1)">Click me</button>
<!-- wrap your onclick in...
Get current folder path
...ld like the user to be able to place the executable file in any directory, and when executing that program (double-clicking on the .exe) I want the program to process all the files within the current folder where the exe file exists . How can the program determine the path in which it is currently ...
Socket.IO - how do I get a list of connected sockets/clients?
...ion ONLY works with version prior to 1.0
UPDATED 2020 Mar 06
From 1.x and above, please refer to this link: getting how many people are in a chat room in socket.io
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Force an Android activity to always use landscape mode
I am using the Android VNC viewer on my HTC G1 . But for some reason, that application is always in landscape mode despite my G1 is in portrait mode. Since the Android VNC viewer is open source, I would like know how is it possible hard code an activity to be 'landscape'. I would like to change i...
Print JSON parsed object?
...splay the object in the console as a collapsed tree. You can open the tree and inspect the object.
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How to select the rows with maximum values in each group with dplyr? [duplicate]
...oup_by(A, B) %>% top_n(n=1)
This will rank by the last column (value) and return the top n=1 rows.
Currently, you can't change the this default without causing an error (See https://github.com/hadley/dplyr/issues/426)
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Change text from “Submit” on input tag
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Excellent and to the point. Recommend also reading Quentin's answer below regarding use of input vs button when trying obtain the value of your element.
– Govind Rai
Jun 14 '16 at 20:51
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How would I get a cron job to run every 30 minutes?
...to add a crontab entry to execute a script every 30 minutes, on the hour and 30 minutes past the hour or something close. I have the following, but it doesn't seem to run on 0.
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How to get just numeric part of CSS property with jQuery?
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This will clean up all non-digits, non-dots, and not-minus-sign from the string:
$(this).css('marginBottom').replace(/[^-\d\.]/g, '');
UPDATED for negative values
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How to get the parent dir location
...with dirname or joining or any of that. Just treat __file__ as a directory and start climbing:
# climb to __file__'s parent's parent:
os.path.abspath(__file__ + "/../../")
That's far less convoluted than os.path.abspath(os.path.join(os.path.dirname(__file__),"..")) and about as manageable as dirn...