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Javascript and regex: split string and keep the separator
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106
Use (positive) lookahead so that the regular expression asserts that the special character exist...
Get Folder Size from Windows Command Line
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kaartic
50366 silver badges1818 bronze badges
answered Oct 10 '12 at 7:16
JoeyJoey
304k75...
Fast Linux File Count for a large number of files
... -mtime.
– mark4o
Jul 19 '10 at 23:46
7
For context, this took 1-2 minutes to count 2.5 million j...
Select first row in each GROUP BY group?
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edited Dec 7 '17 at 6:42
mach128x
1151010 bronze badges
answered Sep 27 '10 at 1:27
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How to check if smtp is working from commandline (Linux) [closed]
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edited Aug 15 '19 at 16:20
rogerdpack
46.2k3030 gold badges200200 silver badges315315 bronze badges
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Why does Java switch on contiguous ints appear to run faster with added cases?
... rdx = int
# [sp+0x20] (sp of caller)
0x00000000024f0160: mov DWORD PTR [rsp-0x6000],eax
; {no_reloc}
0x00000000024f0167: push rbp
0x00000000024f0168: sub rsp,0x10 ;*synchronization entry
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Formatting Decimal places in R
I have a number, for example 1.128347132904321674821 that I would like to show as only two decimal places when output to screen (or written to a file). How does one do that?
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Understanding generators in Python
... myGen(n):
... yield n
... yield n + 1
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>>> g = myGen(6)
>>> next(g)
6
>>> next(g)
7
>>> next(g)
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
StopIteration
As you can see, myGen(n) is a function which yields n ...
How do I output coloured text to a Linux terminal?
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426
You need to output ANSI colour codes. Note that not all terminals support this; if colour sequen...