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How to automatically start a service when running a docker container?
... use single service / single command for the container.
BTW: please check https://registry.hub.docker.com for existing mysql docker images for reference
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How can I write output from a unit test?
...ng xUnit, so in case that's what you are using, follow these instructions:
https://xunit.github.io/docs/capturing-output.html
This method groups your output with each specific unit test.
using Xunit;
using Xunit.Abstractions;
public class MyTestClass
{
private readonly ITestOutputHelper output;...
How to implement the Android ActionBar back button?
...m(android.R.id.home)
void homeSelected() {
onBackPressed();
}
Source: https://github.com/excilys/androidannotations
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Convert an image to grayscale in HTML/CSS
... into a full GitHub repo, including JavaScript polyfill for IE10 and IE11: https://github.com/karlhorky/gray
I originally used SalmanPK's answer, but then created the variation below to eliminate the extra HTTP request required for the SVG file. The inline SVG works in Firefox versions 10 and above...
How to calculate the time interval between two time strings
...
I like how this guy does it — https://amalgjose.com/2015/02/19/python-code-for-calculating-the-difference-between-two-time-stamps.
Not sure if it has some cons.
But looks neat for me :)
from datetime import datetime
from dateutil.relativedelta import re...
Preview an image before it is uploaded
...
$("#imgInp").change(function() {
readURL(this);
});
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<form runat="server">
<input type='file' id="imgInp" />
<img id="blah" src="#" alt="your image" />
</form>
...
jQuery.click() vs onClick
...ing -> http://www.quirksmode.org/js/events_tradmod.html
MDN Reference: https://developer.mozilla.org/en-US/docs/DOM/event
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Configure WAMP server to send email
...great, you still need to open the email on some client.
I found Papercut: https://papercut.codeplex.com/
For configuration it's easy as Test Mail Server Tool (pratically zero-conf), and it also serves as an email client, with views for the Message (great for HTML emails), Headers, Body (to inspect...
Can't compile project when I'm using Lombok under IntelliJ IDEA
...ent. Here is another way to use Project Lombok with IntelliJ IDEA:
Visit https://projectlombok.org/download
Download the JAR file into the project lib directory (e.g., $HOME/dev/java/project/libs).
Start the IDE.
Click File ???? Settings.
Expand Build, Execution, Deployment ???? Compiler ???? Anno...
super() raises “TypeError: must be type, not classobj” for new-style class
...classes merely construct new objects of type instance). Partial reference: https://stackoverflow.com/a/9699961/42973.
PS: The difference between a new-style class and an old-style one can also be seen with:
>>> type(OldStyle) # OldStyle creates objects but is not itself a type
classobj
&...