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Subtract 7 days from current date
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If you're running at least iOS 8 or OS X 10.9, there's an even cleaner way:
NSDate *sevenDaysAgo = [[NSCalendar currentCalendar] dateByAddingUnit:NSCalendarUnitDay
value:-7
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Where are the PostgreSQL logs on macOS?
I would like to take a look at the PostgreSQL log files to see what my app writes to them but I can't find them.
8 Answers
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Iterator Loop vs index loop [duplicate]
...d a set(granted it is kindof like an array).
– Shipof123
Mar 14 '19 at 22:46
1
the question was i...
How do I rotate the Android emulator display? [duplicate]
... is off and press the 7 number key instead.
– Nathan Osman
May 14 '13 at 19:48
7
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Where to find extensions installed folder for Google Chrome on Mac?
...Developer mode" first).
Open the terminal, cd to the directory which is most likely a parent of your Chrome profile (if unsure, try ~ then /).
Run find . -type d -iname "<EXTENSION ID HERE>", for example:
find . -type d -iname jifpbeccnghkjeaalbbjmodiffmgedin
Result:
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How do I remove newlines from a text file?
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tr -d '\n' < yourfile.txt
Edit:
If none of the commands posted here are working, then you have something other than a newline separating your fields. Possibly you have DOS/Windows line endings in the file (although I would expect the Perl solutions to work even in that case)?
Try...
What is the ultimate postal code and zip regex?
...dable IMO. But you would still be missing on the validation part: Zip code 12345 may exist, but 12346 not, maybe 12344 doesn't exist either. How do you check for that with a regex?
You can't.
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Check synchronously if file/directory exists in Node.js
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123
Looking at the source, there's a synchronous version of path.exists - path.existsSync. Looks ...
How does the Java 'for each' loop work?
...est A: 326,373,762 nanoseconds
Test B: 202,555,566 nanoseconds
B faster by 123,818,196 nanoseconds (37.437545972215744% faster)
I also ran this for an Integer array, and indexes are still the clear winner, but only between 18 and 25 percent faster.
For collections, iterators are faster than index...
How do I increase the capacity of the Eclipse output console?
...onsole buffer size (characters)" text box below.
(This is in Galileo, Helios CDT, Kepler, Juno, Luna, Mars, Neon, Oxygen and 2018-09)
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