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How Do You Clear The IRB Console?
... which command would work with tmux. I think Ctrl + L is the one as thatway_3 says down below.
– Pablo
Feb 16 at 18:35
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Is it better to return null or empty collection?
... or "don't know". We could throw an exception, but it's not necessarily an error condition, and it doesn't necessarily drive us out of the normal program flow.
I've often been frustrated by systems that cannot distinguish between zero and no answer. I've had a number of times where a system has ask...
How to paste text to end of every line? Sublime 2
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You can use the Search & Replace feature with this regex ^([\w\d\_\.\s\-]*)$ to find text and the replaced text is "$1".
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MySQL date format DD/MM/YYYY select query?
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John CondeJohn Conde
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how to get the current working directory's absolute path from irb
...ssible from irb? Apparently from a script it's possible using File.expand_path(__FILE__)
6 Answers
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Is it possible to run a single test in MiniTest?
...ironment?
– neezer
Oct 21 '11 at 17:05
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"tc" stands for "test case".
– And...
Eclipse executable launcher error: Unable to locate companion shared library
...am files have completely disappeared. When I try to reinstall it, I get an error message that says
29 Answers
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Initialize a long in Java
...ormed.
Try this
byte a = 1; // declare a byte
a = a*2; // you will get error here
You get error because 2 is by default int.
Hence you are trying to multiply byte with int.
Hence result gets typecasted to int which can't be assigned back to byte.
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Python: Making a beep noise
...'re using Python 3, don't forget to use parentheses or you'll get a syntax error. Use print('\a')
– ZorroDeLaArena
Mar 27 '15 at 19:38
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Postgis installation: type “geometry” does not exist
...I do it by this page . But when I import postgis.sql file, I get a lot of errors:
10 Answers
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