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Linux bash: Multiple variable assignment
...te ls ; cd it still calls ls and cd despite the spaces. If I want to list directories called ; and cd I can just type ls ';' cd.
– PieterNuyts
Jul 18 '19 at 12:47
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Where to define custom error types in Ruby and/or Rails?
Is there a best practice for defining custom error types in a Ruby library (gem) or Ruby on Rails application? Specifically:
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How to make Java honor the DNS Caching Timeout?
We use GSLB for geo-distribution and load-balancing. Each service is assigned a fixed domain name. Through some DNS magic, the domain name is resolved into an IP that's closest to the server with least load. For the load-balancing to work, the application server needs to honor the TTL from DNS respo...
Inserting a Link to a Webpage in an IPython Notebook
How is this done? I'd like to have the link be in a markdown cell.
5 Answers
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Getting root permissions on a file inside of vi? [closed]
Often while editing config files, I'll open one with vi and then when I go to save it realize that I didn't type
10 Answers...
Bash set +x without it being printed
Does anyone know if we can say set +x in bash without it being printed:
5 Answers
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What is the difference between 'java', 'javaw', and 'javaws'?
What is the difference between java , javaw , and javaws ?
5 Answers
5
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How can I measure the speed of code written in PHP? [closed]
How can I say which class of many (which all do the same job) execute faster? is there a software to measure that?
10 Answe...
Why does Git tell me “No such remote 'origin'” when I try to push to origin?
I am very new to Git; I only recently created a GitHub account.
3 Answers
3
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Why should eval be avoided in Bash, and what should I use instead?
Time and time again, I see Bash answers on Stack Overflow using eval and the answers get bashed, pun intended, for the use of such an "evil" construct. Why is eval so evil?
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