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Why does Node.js' fs.readFile() return a buffer instead of string?
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edited Feb 10 '18 at 11:32
Tomáš Zato - Reinstate Monica
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Is there a difference between /\s/g and /\s+/g?
...g replaced with the empty string because of the +.
However, just like how 0 multiplied by anything else is 0, it seems as if both methods strip spaces in exactly the same way.
If you change the replacement string to '#', the difference becomes much clearer:
var str = ' A B C D EF ';
console.l...
What is ApplicationException for in .NET?
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103
According to the remarks in msdn:
User applications, not the common language runtime, throw cu...
Difference between timestamps with/without time zone in PostgreSQL
...of those factors:
foo=> SET TIMEZONE TO 'Japan';
SET
foo=> SELECT '2011-01-01 00:00:00'::TIMESTAMP;
timestamp
---------------------
2011-01-01 00:00:00
(1 row)
foo=> SELECT '2011-01-01 00:00:00'::TIMESTAMP WITH TIME ZONE;
timestamptz
------------------------
201...
Jackson how to transform JsonNode to ArrayNode without casting?
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250
Yes, the Jackson manual parser design is quite different from other libraries. In particular, yo...
What are the details of “Objective-C Literals” mentioned in the Xcode 4.4 release notes?
...key"]
[Edit 2]
The new ObjC literals were discussed in multiple WWDC 2012 sessions. I intentionally didn't remove the the filenames and the time of each slide so you can find them for yourself if you feel like. They are essentially the same thing as stated in this post, but there are also a fe...
How to exit if a command failed?
...&.
cmd1 && cmd2
will run cmd2 when cmd1 succeeds(exit value 0). Where as
cmd1 || cmd2
will run cmd2 when cmd1 fails(exit value non-zero).
Using ( ) makes the command inside them run in a sub-shell and calling a exit from there causes you to exit the sub-shell and not your original...
How to get my IP address programmatically on iOS/macOS?
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10 Answers
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git-checkout older revision of a file under a new name
..../<path> syntax (or ../path to go up from current directory).
Edit 2015-01-15: added information about relative path syntax
You can get in most cases the same output using low-level (plumbing) git cat-file command:
prompt> git cat-file blob HEAD^:main.cpp > old_main.cpp
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Git - deleted some files locally, how do I get them from a remote repository
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answered Nov 20 '10 at 23:20
CascabelCascabel
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