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Hosting a Maven repository on github
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The best solution I've been able to find consists of these steps:
Create a branch called mvn-repo to host your maven artifacts.
Use the github site-maven-plugin to push your artifacts to github.
Configure maven to use your remote mvn-rep...
spring boot default H2 jdbc connection (and H2 console)
...base which spring-boot creates when I don't specify anything in my application.properties and start with mvn spring:run. I can see hibernate JPA creating the tables but if I try to access the h2 console at the URL below the database has no tables.
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How to programmatically take a screenshot on Android?
...later for whatever your needs are:
First, you need to add a proper permission to save the file:
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
And this is the code (running in an Activity):
private void takeScreenshot() {
Date now = new Date();
android...
How do you get a list of the names of all files present in a directory in Node.js?
...that the first one is asynchronous, so you have to provide a callback function that will be executed when the read process ends.
The second is synchronous, it will return the file name array, but it will stop any further execution of your code until the read process ends.
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What is the best way to dump entire objects to a log in C#?
...ing a current object's state at runtime, I really like what the Visual Studio Immediate window gives me. Just doing a simple
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How does an underscore in front of a variable in a cocoa objective-c class work?
...derscore prefix for your ivars (which is nothing more than a common convention, but a useful one), then you need to do 1 extra thing so the auto-generated accessor (for the property) knows which ivar to use. Specifically, in your implementation file, your synthesize should look like this:
@synthes...
How can I read input from the console using the Scanner class in Java?
...e input, or just validate the username variable.
You'll find more information on their implementation in the API Documentation for java.util.Scanner
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How to play audio?
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If you don't want to mess with HTML elements:
var audio = new Audio('audio_file.mp3');
audio.play();
function play() {
var audio = new Audio('https://interactive-examples.mdn.mozilla.net/media/examples/t-rex-roar.mp3');
audio.play();
}
<button onclick="play()"&...
Spring schemaLocation fails when there is no internet connection
I am using Spring and in application-context.xml I have the following definitions:
18 Answers
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Apply pandas function to column to create multiple new columns?
...212 1.088212 -0.911788
EDIT:
Please be aware of the huge memory consumption and low speed: https://ys-l.github.io/posts/2015/08/28/how-not-to-use-pandas-apply/ !
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