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Is returning null bad design? [closed]
...value. You might want to check out the Null Object Pattern which provides more information on this.
For example, if I were to define a method in Java that returned a Collection I would typically prefer to return an empty collection (i.e. Collections.emptyList()) rather than null as it means my cli...
How to use unicode characters in Windows command line?
... I use Unicode input/output in a console for years (and do it a lot daily. Moreover, I develop support tools for exactly this task). There are very few problems, as far as you understand the following facts/limitations:
CMD and “console” are unrelated factors. CMD.exe is a just one of program...
Returning value from called function in a shell script
... In the second example, rather than assigning from $?, it is more idiomatic to write "if testlock; then ..."
– William Pursell
Jan 5 '12 at 16:25
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Git - Undo pushed commits
... and including the specified commits.
Look at the git-revert man page for more information about the git revert command. Also look at this answer for more information about reverting commits.
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“CAUTION: provisional headers are shown” in Chrome debugger
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Git Gui: Perpetually getting “This repository currently has approximately 320 loose objects.”
...d disk space utilization and performance. This option will cause git gc to more aggressively optimize the repository at the expense of taking much more time. The effects of this optimization are persistent, so this option only needs to be used occasionally; every few hundred changesets or so.
This...
How do I capture the output into a variable from an external process in PowerShell?
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How to get all groups that a user is a member of?
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GitHub: How to make a fork of public repository private?
... I can't commit and push anything. I deleted the new private repo I made 2 more times to attempt this but kept running into this same issue. Any suggestions?
– Will
Dec 19 '18 at 7:18
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