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How can I use grep to show just filenames on Linux?
...t is searched, a pathname of (standard input) will
be written, in the POSIX locale. In other locales, standard input may be
replaced by something more appropriate in those locales.
You also do not need -H in this case.
...
python setup.py uninstall
...ramework/Versions/3.7/lib/python3.7/site-packages/my_module-0.1.egg/ on macOS. It has no files, but Python will still import an empty module:
>>> import my_module
>>> my_module.__file__
None
Once deleted, Python shows:
>>> import my_module
Traceback (most recent call l...
Redis is single-threaded, then how does it do concurrent I/O?
Trying to grasp some basics of Redis I came across an interesting blog post .
2 Answers
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When to use enumerateObjectsUsingBlock vs. for
...ificantly slower than fast enumeration for arrays and sets. I wonder why? iosdevelopertips.com/objective-c/…
– Bob Spryn
Feb 23 '14 at 2:20
2
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What do the makefile symbols $@ and $< mean?
... to commandline options this: $@s to generate assembly-output such as name.os?
– huseyin tugrul buyukisik
Jul 30 '17 at 16:25
4
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How do I see the current encoding of a file in Sublime Text?
...me Text in this session. Once saved by ST , it then reports 'UTF8' until closed (on re-opening the guessing starts over).
– mklement0
Dec 24 '15 at 3:48
...
IntelliJ IDEA way of editing multiple lines
...
Since Idea IntelliJ IDEA 13.1 there is possibility to edit multiple lines.
Use:
Alt + Shift + Mouse click
for selection. More about this new improvement in IntelliJ blogpost here. Very useful feature.
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Do browsers send “\r\n” or “\n” or does it depend on the browser?
... all sorts of line terminators. (Note that in addition to CRLF and LF, Mac OS-9 used CR alone, and there are still a few of those around. The Unicode standard (section 5.8) specifies a wide range of character sequences that should be recognized as line terminators; there's a list of them here.)
...
Reducing MongoDB database file size
...dTiger it looks like the extra disk space will actually be released to the OS.
UPDATE: as of v1.9+ there is a compact command.
This command will perform a compaction "in-line". It will still need some extra space, but not as much.
MongoDB compresses the files by:
copying the files to a new ...
Intent - if activity is running, bring it to front, else start a new one (from notification)
...t, singleInstance if you have only one Activity.
– frostymarvelous
May 21 '16 at 15:49
4
If anybo...