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Read values into a shell variable from a pipe
...s:
echo "hello world" | { read test; echo test=$test; }
or even write a function like this:
read_from_pipe() { read "$@" <&0; }
But there's no point - your variable assignments may not last! A pipeline may spawn a subshell, where the environment is inherited by value, not by reference. ...
Graphviz: How to go from .dot to a graph?
...standard) ...
Pick your .dot file.
You can zoom in, export, all kinds of fun stuff.
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How set maximum date in datepicker dialog in android?
...
Here's a Kotlin extension function:
fun EditText.transformIntoDatePicker(context: Context, format: String, maxDate: Date? = null) {
isFocusableInTouchMode = false
isClickable = true
isFocusable = false
val myCalendar = Calendar.getIn...
How to have an automatic timestamp in SQLite?
...
Reading datefunc a working example of automatic datetime completion would be:
sqlite> CREATE TABLE 'test' (
...> 'id' INTEGER PRIMARY KEY,
...> 'dt1' DATETIME NOT NULL DEFAULT (datetime(CURRENT_TIMESTAMP, 'localtim...
Using Python String Formatting with Lists
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This was a fun question! Another way to handle this for variable length lists is to build a function that takes full advantage of the .format method and list unpacking. In the following example I don't use any fancy formatting, but that...
How to remove unwanted space between rows and columns in table?
...;
do all cell-spacing to 0 and border spacing 0 to achieve same.
have a fun!
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Parse a .py file, read the AST, modify it, then write back the modified source code
...l tested) and extensible piece of code which generates code from ast tree: https://github.com/paluh/code-formatter .
I'm using my project as a base for a small vim plugin (which I'm using every day), so my goal is to generate really nice and readable python code.
P.S.
I've tried to extend codegen ...
How do I send a cross-domain POST request via JavaScript?
...ing:
switch ($_SERVER['HTTP_ORIGIN']) {
case 'http://from.com': case 'https://from.com':
header('Access-Control-Allow-Origin: '.$_SERVER['HTTP_ORIGIN']);
header('Access-Control-Allow-Methods: GET, PUT, POST, DELETE, OPTIONS');
header('Access-Control-Max-Age: 1000');
header('Acce...
Dynamic validation and name in a form with AngularJS
...olution created by @caitp and @Thinkscape:
// Workaround for bug #1404
// https://github.com/angular/angular.js/issues/1404
// Source: http://plnkr.co/edit/hSMzWC?p=preview
app.config(['$provide', function($provide) {
$provide.decorator('ngModelDirective', function($delegate) {
var ngMo...
PHP Redirect with POST data
...is some pseudocode
HTML:
<form id="paymentForm" method="post" action="https://example.com">
<input type="hidden" id="customInvoiceId" .... />
<input type="hidden" .... />
<input type="submit" id="submitButton" />
</form>
JS (using jQuery for convenience but t...