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How to set environment variable for everyone under my linux system?
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As well as /etc/profile which others have mentioned, some Linux systems now use a directory /etc/profile.d/; any .sh files in there will be sourced by /etc/profile. It's slightly neater to keep your custom environment stuff in these files than to just edit /etc/profile.
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Arduino Sketch upload issue - avrdude: stk500_recv(): programmer is not responding
... I tried turning the onboard ATmega and fitting it in the other direction. Now, I encounter no problems uploading, but nothing happens afterwards. The onboard LED also does not seem to be blinking.
I'm afraid that if you reversed the position of the ATmega, and then it does not work, the fact that...
How does Python manage int and long?
Does anybody know how Python manage internally int and long types?
9 Answers
9
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Changing image sizes proportionally using CSS?
I have been trying for a couple of days now to configure my thumbnail gallery so all the images appear the same height and width. However when I change the Css code to,
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vagrant up failed, /dev/vboxnetctl: no such file or directory
...untu 16.04, I followed steps 1-3 here and it solved my issues (virtual box now up and running). Thanks!
– NineToeNerd
Jan 14 '18 at 4:56
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Nginx reverse proxy causing 504 Gateway Timeout
... I think that increasing the timeout is seldom the answer unless you know your network/service will always or in some cases respond very slowly. Few web requests nowadays should take more than a few seconds unless you are downloading content (files/images)
– Almund
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How to Truncate a string in PHP to the word closest to a certain number of characters?
...o me, my headache was long Arabic letters and its reduced to correct words now with help of tokenTruncate function.. tnx a million :)
– Aditya P Bhatt
Jul 7 '13 at 16:57
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jQuery - Trigger event when an element is removed from the DOM
... +1 had managed to completely miss these special events till now, darn useful! One thing to state having just implemented the above, it would be best to change o.handler() to o.handler.apply(this,arguments) otherwise the event and data objects don't get passed through the event listene...
How to get a Fragment to remove itself, i.e. its equivalent of finish()?
I'm converting an app to use fragments using the compatibility library.
Now currently I have a number of activities (A B C D) which chain onto one another, D has a button 'OK' which when pressed calls finish which then bubbles up through onActivityResult() to additionally destroy C and B.
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How to create a string with format?
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I think this could help you:
let timeNow = time(nil)
let aStr = String(format: "%@%x", "timeNow in hex: ", timeNow)
print(aStr)
Example result:
timeNow in hex: 5cdc9c8d
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