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Does assignment with a comma work?
...ult of the last statement, 3.
This code:
var bbb = 1,2,3
Is a syntax error because commas in variable declarations are used to declare multiple variables in a single line. As the MDN article points out,
Note that the comma in the var statement is not the comma operator, because it doesn't...
How can I check if a program exists from a Bash script?
...ould I validate that a program exists, in a way that will either return an error and exit, or continue with the script?
37 ...
Windbg Step 2 分析程序堆栈实战 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...rc\crtexe.c @ 403]
04 0021fb54 77539d42 kernel32!BaseThreadInitThunk+0xe
05 0021fb94 77539d15 ntdll!__RtlUserThreadStart+0x70
06 0021fbac 00000000 ntdll!_RtlUserThreadStart+0x1b
0:000> .frame 01
01 0021faf0 01341a88 MyApp!wmain+0x44 [e:\prolab\windbgfirst\windbgfirst\windbgfirst.cpp @ 29]
0:00...
Retrieve the commit log for a specific line in a file?
...o-order --graph -u -L 155,155:git-web--browse.sh' - this has given a fatal error: 'invalid object name 155,155'. Git version: 1.8.3.2. Any suggestions?
– BairDev
Dec 12 '13 at 8:47
...
Correct format specifier for double in printf
...
Note that g++ rejects %lf when compiling with -Wall -Werror -pedantic: error: ISO C++ does not support the ‘%lf’ gnu_printf format
– kynan
Jun 10 '13 at 12:16
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Move all files except one
... For ZSH user, instead of using shopt (which will give command not found error), add this to your .zshrc: setopt extended_glob then the syntax for glob will also change accordingly. Thus use mv ~/path/to/source^(exception) ~/path/to/target/folder should do
– Alex Xiong
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Why is 128==128 false but 127==127 is true when comparing Integer wrappers in Java?
...
answered Feb 16 '16 at 2:05
yanghaognyanghaogn
67155 silver badges1414 bronze badges
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How is Python's List Implemented?
... -m timeit --setup="x = [None]*1000" "x[500]"
10000000 loops, best of 3: 0.0579 usec per loop
...>python -m timeit --setup="x = [None]*1000" "x[0]"
10000000 loops, best of 3: 0.0566 usec per loop
I would be astounded if IronPython or Jython used linked lists - they would ruin the performance o...
How to find the lowest common ancestor of two nodes in any binary tree?
... |
edited Oct 8 '18 at 17:05
Cœur
29.8k1515 gold badges166166 silver badges214214 bronze badges
answere...
Batch script loop
...
for /F %%x in ('dir /B/D %MYDIR%') do (
set FILENAME=%MYDIR%\%%x\log\IL_ERROR.log
echo =========================== Search in !FILENAME! ===========================
c:\utils\grep motiv !FILENAME!
)
You must use "enableDelayedExpansion" and !FILENAME! instead of $FILENAME$. In the second cas...