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How to work around the lack of transactions in MongoDB?
... two-phase commit . The second solution seems the best choice. The third I don't wish to follow because it seems that many things could go wrong and I can't test it in every aspect. I'm having a hard time refactoring my project to perform atomic operations. I don't know whether this comes from my li...
Get exit code of a background process
...etes, so you might not want to call this until you are sure the process is done), and then returns the exit code of the completed process.
2, 3: ps or ps | grep " $! " can tell you whether the process is still running. It is up to you how to understand the output and decide how close it is to finish...
How do I generate random integers within a specific range in Java?
How do I generate a random int value in a specific range?
66 Answers
66
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How to keep a git branch in sync with master
At the moment git is doing my head in, I cannot come up with the best solution for the following.
6 Answers
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When should I use Lazy?
... and may use some locking overhead (or sacrifices thread safety if not) to do so. Thus, it should be chosen carefully and not used unless needed.
– James Michael Hare
Jun 11 '13 at 20:23
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How do you share constants in NodeJS modules?
Currently I'm doing this:
13 Answers
13
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Test a weekly cron job [closed]
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Just do what cron does, run the following as root:
run-parts -v /etc/cron.weekly
... or the next one if you receive the "Not a directory: -v" error:
run-parts /etc/cron.weekly -v
Option -v prints the script names before they...
Python name mangling
...produce better code is always make everything as hidden as possible. If in doubt about whether a variable should be private or protected, it's better to go with private.
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For-each over an array in JavaScript
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TL;DR
Don't use for-in unless you use it with safeguards or are at least aware of why it might bite you.
Your best bets are usually
a for-of loop (ES2015+ only),
Array#forEach (spec | MDN) (or its relatives some and such) (ES5+ o...
How can I find the location of origin/master in git, and how do I change it?
... master
A remote is basically a link to a remote repository. When you do..
git remote add unfuddle me@unfuddle.com/myrepo.git
git push unfuddle
..git will push changes to that address you added. It's like a bookmark, for remote repositories.
When you run git status, it checks if the remote ...