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How do I split a string on a delimiter in Bash?
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Taken from Bash shell script split array:
IN="bla@some.com;john@home.com"
arrIN=(${IN//;/ })
Explanation:
This construction replaces all occurrences of ';' (the initial // means global replace) in the string IN with ' ' (a sing...
Determine path of the executing script
...error happens when you try to execute dirname(sys.frame(1)$ofile) directly from Rstudio. It works ok when the script is executed using source("other.R"), and dirname(sys.frame(1)$ofile) is inside "other.R".
– Murta
Jul 14 '15 at 23:39
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How to play with Control.Monad.Writer in haskell?
...t has logging capabilities, but also does something else - say it can read from an environment too. You'd implement this as
type RW r w a = ReaderT r (Writer w a)
Now because the writer is inside the ReaderT monad transformer, if you want to log output you can't use tell w (because that only oper...
Importing from builtin library when module with same name exists
...t_folder called calendar
- I would like to use the built-in Calendar class from the Python libraries
- When I use from calendar import Calendar it complains because it's trying to load from my module.
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How to architect an Ember.js application
...mum Viable Ember.js QuickStart Guide
This quickstart guide should get you from zero to slightly-more-than-zero in a couple of minutes. When done, you should feel somewhat confident that ember.js actually works and hopefully will be interested enough to learn more.
WARNING: Don't just try this gui...
(![]+[])[+[]]… Explain why this works
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Where does the "i" come from?
– Josh Stodola
Nov 13 '10 at 5:00
5
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How to exit from the application and show the home screen?
...the app this way and after some time I click the app icon again. It starts from where I left it. That means the app was still running in the background.
– Adil Malik
Feb 12 '13 at 10:49
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Adjust UILabel height to text
...straint leading/trailing for your UILabel
And change the lines of UILabel from 1 to 0
For iOS7
First, you need to add contains height for UILabel
Then, modify the Relation from Equal to Greater than or Equal
Finally, change the lines of UILabel from 1 to 0
Your UILabel will automa...
How do I use Wget to download all images into a single folder, from a URL?
I am using wget to download all images from a website and it works fine but it stores the original hierarchy of the site with all the subfolders and so the images are dotted around. Is there a way so that it will just download all the images into a single folder? The syntax I'm using at the moment i...
How to load/edit/run/save text files (.py) into an IPython notebook cell?
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EDIT: Starting from IPython 3 (now Jupyter project), the notebook has a text editor that can be used as a more convenient alternative to
load/edit/save text files.
A text file can be loaded in a notebook cell with the magic command %loa...