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Get yesterday's date in bash on Linux, DST-safe
I have a shell script that runs on Linux and uses this call to get yesterday's date in YYYY-MM-DD format:
10 Answers
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Show or hide element in React
...actDOM.render(<Search />, document.querySelector("#container"))
<script src="https://cdnjs.cloudflare.com/ajax/libs/react/16.13.1/umd/react.production.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/react-dom/16.13.1/umd/react-dom.production.min.js">&l...
AngularJS: ng-show / ng-hide not working with `{{ }}` interpolation
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<script src="http://code.angularjs.org/1.2.0-rc.2/angular.js"></script>
<script type="text/javascript">
function controller($scope) {
$scope.data = {
show: true,
hide: false
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Get specific line from text file using just shell script
...ternal tools. Disallowing the use of external tools while writing a shell script is absurd. However, if you really don't want to use external tools, you can print line 5 with:
i=0; while read line; do test $((++i)) = 5 && echo "$line"; done < input-file
Note that this will print logi...
How to set variables in HIVE scripts
... source, but set some of the variables "locally" to use in the rest of the script.
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Make a link use POST instead of GET
...at submits the form.
See here, for an example. This example uses pure JavaScript, with no jQuery — you could choose this if you don't want to install anything more than you already have.
<form name="myform" action="handle-data.php" method="post">
<label for="query">Search:</labe...
Any difference between First Class Function and High Order Function
...tion.
For example:
function highOrderFunc() {
return function () {
alert('hello');
};
}
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How can I remove the first line of a text file using bash/sed script?
...eed to repeatedly remove the first line from a huge text file using a bash script.
16 Answers
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Append text to input field
... $('#input-field-id').val($('#input-field-id').val() + 'more text');
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>
<input id="input-field-id" />
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Grep and Sed Equivalent for XML Command Line Processing
When doing shell scripting, typically data will be in files of single line records like csv. It's really simple to handle this data with grep and sed . But I have to deal with XML often, so I'd really like a way to script access to that XML data via the command line. What are the best tools?
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