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How to redirect and append both stdout and stderr to a file with Bash?
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2052
cmd >>file.txt 2>&1
Bash executes the redirects from left to right as follows:...
How to install mongoDB on windows?
...ng to test out mongoDB and see if it is anything for me. I downloaded the 32bit windows version, but have no idea on how to continue from now on.
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When to use ' (or quote) in Lisp?
...uments passed to it are evaluated. This means you can write this:
(* (+ a 2)
3)
Which in turn evaluates (+ a 2), by evaluating a and 2. The value of the symbol a is looked up in the current variable binding set, and then replaced. Say a is currently bound to the value 3:
(let ((a 3))
(* (+...
Add comma to numbers every three digits
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12 Answers
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Reordering arrays
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224
The syntax of Array.splice is:
yourArray.splice(index, howmany, element1, /*.....,*/ elementX...
ros 基本调试 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...。本文讲述了调试ROS的各种方法和必要步骤。目录1.简介2.可用的调试方法2.1通...原文地址：http://www.reactos.org/wiki/Debugging
欢迎拍砖。。
本文讲述了调试ROS的各种方法和必要步骤。
目录
1.简介
2.可用的调试方法
2.1通过文本...
How to calculate a Mod b in Casio fx-991ES calculator
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Now do your calculation (in comp mode), like 50 / 3 and you will see 16 2/3, thus, mod is 2. Or try 54 / 7 which is 7 5/7 (mod is 5).
If you don't see any fraction then the mod is 0 like 50 / 5 = 10 (mod is 0).
The remainder fraction is shown in reduced form, so 60 / 8 will result in 7 1/2. Rema...
Return first N key:value pairs from dict
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edited Aug 21 '19 at 12:43
ofir_aghai
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Bash set +x without it being printed
...o find a solution that doesn't use a subshell:
set -x
command
{ set +x; } 2>/dev/null
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