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How to read a file into a variable in shell?
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In cross-platform, lowest-common-denominator sh you use:
#!/bin/sh
value=`cat config.txt`
echo "$value"
In bash or zsh, to read a whole file into a variable without invoking cat:
#!/bin/bash
value=$(<config.txt)
echo "$value"
Invoking cat in ...
Classpath including JAR within a JAR
...n jar package. You should be able to run jar in the normal way.
based on: http://www.ibm.com/developerworks/library/j-5things6/
all other information you need about the class-path do you find here
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What's the $unwind operator in MongoDB?
...rious operation like sorting, searcing etc.
To know more about $unwind :
https://docs.mongodb.com/manual/reference/operator/aggregation/unwind/
To know more about aggregation :
https://docs.mongodb.com/manual/reference/operator/aggregation-pipeline/
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How can I get Knockout JS to data-bind on keypress instead of lost-focus?
... devs while working through Knockout 3 changes. See the bottom comments at https://github.com/knockout/knockout/pull/932. Their code:
//automatically add valueUpdate="afterkeydown" on every value binding
(function () {
var getInjectValueUpdate = function (allBindings) {
return {
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Is Task.Result the same as .GetAwaiter.GetResult()?
...r().GetResult()” if you want to directly invoke this propagation logic.
https://blogs.msdn.microsoft.com/pfxteam/2011/09/28/task-exception-handling-in-net-4-5/
“GetResult” actually means “check the task for errors”
In general, I try my best to avoid synchronously blocking on an asynchron...
How do I install a module globally using npm?
... file in the root of your app folder.
Here is one I use
nvm use v0.6.4
http://pastie.org/3232212
npm install
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Remove substring from the string
.... More info can be seen in the documentation about other versions as well:
http://www.ruby-doc.org/core/classes/String.html#method-i-slice-21
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How do I remove  from the beginning of a file?
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For me, this worked:
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
If I remove this meta, the  appears again. Hope this helps someone...
shar...
jQuery & CSS - Remove/Add display:none
... toggle to show and hide.
$('#mydiv').toggle()
Check working example at http://jsfiddle.net/jNqTa/
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How do you use an identity file with rsync?
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...