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How to wrap async function calls into a sync function in Node.js or Javascript?
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I tried to use it and I get some improvements in my script but still I had no luck with the date. I modified the code as follow: function AnticipatedSyncFunction(){ var ret; setTimeout(function(){ var startdate = new Date() //console.log(startdate) ret...
Capture characters from standard input without waiting for enter to be pressed
...ing for the Enter key. I'm not a frequent Windows developer, but I've seen my classmates just include <conio.h> and use it. See conio.h at Wikipedia. It lists getch(), which is declared deprecated in Visual C++.
curses available for Linux. Compatible curses implementations are available for W...
Calculating Distance between two Latitude and Longitude GeoCoordinates
I'm calculating the distance between two GeoCoordinates. I'm testing my app against 3-4 other apps. When I'm calculating distance, I tend to get an average of 3.3 miles for my calculation whereas other apps are getting 3.5 miles. It's a big difference for the calculation I'm trying to perform. Are t...
How can I trim beginning and ending double quotes from a string?
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To remove the first character and last character from the string, use:
myString = myString.substring(1, myString.length()-1);
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How to effectively work with multiple files in Vim
...current buffers, I use:
:ls
Opening
To open a new file, I use
:e ../myFile.pl
with enhanced tab completion (put set wildmenu in your .vimrc).
Note: you can also use :find which will search a set of paths for you, but you need to customize those paths first.
Switching
To switch between ...
Why does CSS not support negative padding?
...y one. This is a case where the spec goes beyond telling me how to define my page and starts telling me how I should define my page. If I want my content to overlap my background edges, borders and/or margins, that should be my prerogative, the spec definers' imaginations of why I might want to do...
Jquery: how to trigger click event on pressing enter key
...a switch statement. You may find it cleaner, too.
Markup:
<div class="my-form">
<input id="my-input" type="text">
</div>
jQuery:
$('.my-form').on('keydown', '#my-input', function (e) {
var key = e.which;
switch (key) {
case 13: // enter
alert('Enter key pressed.');...
How do I use method overloading in Python?
...f the single dispatch generic functions added in Python 3.4, and linked in my answer.
– agf
Sep 14 '16 at 13:33
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How can I show dots (“…”) in a span with hidden overflow?
My CSS:
8 Answers
8
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Django connection to PostgreSQL: “Peer authentication failed”
This is the error I am receiving when I try to get to my Django admin site. I had been using MySQL database no problem. I am new to PostgreSQL, but decided to switch because the host I ultimately plan to use for this project does not have MySQL.
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