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How to concatenate string variables in Bash
...st element only!
So to retrieve our seven field array, we only need to re-set 1st element:
a=36
declare -p a
declare -a a='([0]="36" [1]="18" [2]="one" [3]="word" [4]="hello world!" [5]="he
llo world!" [6]="hello world!")'
One argument format string with many argument passed to:
printf -v a[0] ...
Lightweight Java Object cache API [closed]
I'm looking for a Java in-memory object caching API. Any recommendations? What solutions have you used in the past?
7 Answe...
How to bind function arguments without binding this?
... best to avoid thinking of it as "binding" since that is the term used for setting the "this" value. Perhaps think of it as "wrapping" the arguments into a function?
What you do is create a function that has the desired arguments built into it via closures:
var withWrappedArguments = function(arg...
Shell脚本编程30分钟入门 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...Shell脚本示例看个例子吧：#! bin shcd ~mkdir shell_tutcd shell_tutfor ((i=0; i<10; i++)); do touch test_$i.txt...
什么是Shell脚本
示例
看个例子吧：
#!/bin/sh
cd ~
mkdir shell_tut
cd shell_tut
for ((i=0; i<10; i++)); do
touch test_$i.txt
done
示例解释...
Android - Spacing between CheckBox and text
...operty to get the text where it is.
The red line shows the paddingLeft offset value of the entire CheckBox
If I just override that padding in my XML layout, it messes up the layout. Here's what setting paddingLeft="0" does:
Turns out you can't fix this in XML. You have do it in code. Here'...
Get array of object's keys
I would like to get the keys of a JavaScript object as an array, either in jQuery or pure JavaScript.
7 Answers
...
filename and line number of python script
How can I get the file name and line number in python script.
9 Answers
9
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Loop through files in a directory using PowerShell
... to the original file
$content | Where-Object {$_ -match 'step[49]'} | Set-Content $_.FullName
#filter and save content to a new file
$content | Where-Object {$_ -match 'step[49]'} | Set-Content ($_.BaseName + '_out.log')
}
...
How to print out more than 20 items (documents) in MongoDB's shell?
...r yes, you can create a $HOME/.mongorc.js file and put that shellBatchSize setting in there. mine has the query batch size setting and rs.slaveOk() enabled. it's usage is also slightly different when using --eval via commandline. see: docs.mongodb.com/manual/mongo/#mongorc-js-file
...
Read file from line 2 or skip header row
How can I skip the header row and start reading a file from line2?
8 Answers
8
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