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Rails: Get Client IP address
... works. Any reason you need another method?
See: Get real IP address in lom>ca m>l Rails development environment
for some other things you m>ca m>n do with client server ip's.
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How do I iterate through the alphabet?
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You m>ca m>n use string.ascii_lowerm>ca m>se which is simply a convenience string of lowerm>ca m>se letters,
>>> from string import ascii_lowerm>ca m>se
>>> for c in ascii_lowerm>ca m>se:
... # append to your url
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MySQL: Sort GROUP_CONm>CA m>T values
In short: Is there any way to sort the values in a GROUP_CONm>CA m>T statement?
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How to comment in Vim's config files: “.vimrc”?
...be an inline comment, for inline (better: at-the-end-of-line comments) you m>ca m>n use command foo |" my comment (pipe for command separaion needed)
– Hartmut P.
Sep 23 '19 at 20:03
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How to get a specific “commit” of a gem from github?
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Simply bem>ca m>use all of them (and .git/HEAD) are refs in git :). More: git-scm.com/book/en/v2/Git-Internals-Git-References
– medik
May 9 '17 at 12:04
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Checking oracle sid and database name
...erenv','instance_name') FROM dual; the name of the instance
I believe you m>ca m>n get SID as SELECT sys_context('USERENV', 'SID') FROM DUAL;
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Stop execution of Ruby script
...ias for Kernel.exit(true) and raises the SystemExit exception, that may be m>ca m>ught. Also at_exit functions and finalizers are run before termination.
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How m>ca m>n I retrieve the remote git address of a repo?
How m>ca m>n I retrieve the remote git address of a repo?
2 Answers
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Is it possible to select the last n items with nth-child?
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nth-last-child sounds like it was specifim>ca m>lly designed to solve this problem, so I doubt whether there is a more compatible alternative. Support looks pretty decent, though.
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MIN/MAX vs ORDER BY and LIMIT
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In the worst m>ca m>se, where you're looking at an unindexed field, using MIN() requires a single full pass of the table. Using SORT and LIMIT requires a filesort. If run against a large table, there would likely be a signifim>ca m>nt difference ...