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Spring Boot - Cannot determine embedded database driver class for database type NONE
...taSourceAutoConfiguration.class}) in my main class. But after putting this now I am getting error Parameter 0 of constructor in org.springframework.boot.autoconfigure.orm.jpa.HibernateJpaAutoConfiguration required a bean of type 'javax.sql.DataSource' that could not be found.. Please help.
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Elegant way to check for missing packages and install them?
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@MERose pacman is now on CRAN cran.r-project.org/web/packages/pacman/index.html
– Tyler Rinker
Feb 17 '15 at 17:48
6
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How to test Spring Data repositories?
...tion parts of the repository are written in a way that they don't have to know about Spring Data JPA. They are plain Spring beans that get an EntityManager injected. You might of course wanna try to mock the interactions with it but to be honest, unit-testing the JPA has not been a too pleasant expe...
How to insert a newline in front of a pattern?
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sed $'s/regexp/\\\n/g'
What happens here is: the entire sed command is now a C-style string, which means the backslash that sed requires to be placed before the new line literal should now be escaped with another backslash. Though more readable, in this case you won't be able to do shell string...
Can I update a component's props in React.js?
... I come from the future: componentWillReceiveProps is outdated now: and replaced by a combination of getDerivedStateFromProps and componentDidUpdate.
– bvdb
Sep 21 '18 at 20:54
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Simulating Slow Internet Connection
I know this is kind of an odd question. Since I usually develop applications based on the "assumption" that all users have a slow internet connection. But, does anybody think that there is a way to programmatically simulate a slow internet connection, so I can "see" how an application performs under...
What's the _ underscore representative of in Swift References?
...ction without an external name.
Update for Swift 2.0
Function and method now work the same way in terms of local and external argument name declaration.
Functions are now called by using external parameter name by default, starting at 2nd parameter. This rule only applies to pure Swift code.
So,...
What is the difference between the HashMap and Map objects in Java?
...eMap instead of HashMap in Foo. I update Foo, changing HashMap to TreeMap. Now, SpecialFoo doesn't compile anymore, because I've broken the contract: Foo used to say it provided HashMaps, but now it's providing TreeMaps instead. So we have to fix SpecialFoo now (and this kind of thing can ripple thr...
How to format a JavaScript date
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Use the date.format library:
var dateFormat = require('dateformat');
var now = new Date();
dateFormat(now, "dddd, mmmm dS, yyyy, h:MM:ss TT");
returns:
Saturday, June 9th, 2007, 5:46:21 PM
dateformat on npm
http://jsfiddle.net/phZr7/1/
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Why does (“foo” === new String(“foo”)) evaluate to false in JavaScript?
... equals, strict comparison) all the time when comparing string values, but now I find that
5 Answers
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