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Unit Testing bash scripts
...ts. I haven't used it myself, but it might be worth checking out.
Similar questions have been asked before:
Unit Testing for Shell Scripts
Test Anything Protocol in Shell Scripts
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improv...
Why are variables “i” and “j” used for counters?
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It comes ultimately from mathematics: the summation notation traditionally uses i for the first index, j for the second, and so on. Example (from http://en.wikipedia.org/wiki/Summation):
It's also used that way for collections of things, like if you have a bunch of variables x1, x2, ......
JSR-303 @Valid annotation not working for list of child objects
...e Bean Validator to delve to the type of its applied property and validate all constraints found there. Answer with code to your question, the validator, when seeing a @Valid constraint on addresses property, will explore the AddressForm class and validate all JSR 303 constraints found inside, as fo...
How can I preview a merge in git?
...won't have any merged code or merge conflicts in your branch.
This is basically a dry-run.
Strategy 2: When you definitely want to merge, but only if there aren't conflicts
git checkout mybranch
git merge some-other-branch
If git reports conflicts (and ONLY IF THERE ARE conflicts) you can then do:
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Getting root permissions on a file inside of vi? [closed]
...e command causes Vim to prompt for password but not accept input. It eventually times out on two attempts and says: sudo: 1 incorrect password attempt
– cmcginty
Feb 24 '09 at 3:14
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How do I programmatically determine if there are uncommitted changes?
...ing git diff once solves the issue (surprisingly enough, git diff does actually change the content of the sandbox, meaning here .git/index)
These timestamp issues can also occur if git is running in docker.
Original answer:
"Programmatically" means never ever rely on porcelain commands.
Always rel...
Is the NOLOCK (Sql Server hint) bad practice?
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It is occassionally useful, but not normally for production. I use it frequently for pulling out a sample of data to test with or for generating reports where I mostly care about rough order of magnitude where a dirty read won't matter.
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How to get a variable value if variable name is stored as string?
...our script using /bin/sh? If so, try using /bin/bash instead. From Debian Squeeze onwards, /bin/sh was changed to be a symlink for dash instead of bash. dash doesn't support this particular syntax and will output a Bad substitution error.
– Phil Ross
Aug 8 '13 ...
HTTP error 403 in Python 3 Web Scraping
...ily detected). Try setting a known browser user agent with:
from urllib.request import Request, urlopen
req = Request('http://www.cmegroup.com/trading/products/#sortField=oi&sortAsc=false&venues=3&page=1&cleared=1&group=1', headers={'User-Agent': 'Mozilla/5.0'})
webpage = urlop...
How to version REST URIs
...resource is returning some variant of application/vnd.yourcompany.user+xml all you need to do is create support for a new application/vnd.yourcompany.userV2+xml media type and through the magic of content negotiation your v1 and v2 clients can co-exist peacefully.
In a RESTful interface, the closes...