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How to use Elasticsearch with MongoDB?
...ttachments/1.6.0
These two plugins aren't necessary but they're good for testing queries and visualizing changes to your indexes.
bin/plugin --install mobz/elasticsearch-head
bin/plugin --install lukas-vlcek/bigdesk
Restart Elasticsearch.
sudo service elasticsearch restart
Finally index a co...
simple HTTP server in Java using only Java SE API
...erver.HttpHandler;
import com.sun.net.httpserver.HttpServer;
public class Test {
public static void main(String[] args) throws Exception {
HttpServer server = HttpServer.create(new InetSocketAddress(8000), 0);
server.createContext("/test", new MyHandler());
server.setEx...
Check whether HTML element has scrollbars
What's the fastest way of checking whether an element has scroll bars?
11 Answers
11
...
Spring Boot JPA - configuring auto reconnect
... the following to your application.properties up to 1.3
spring.datasource.testOnBorrow=true
spring.datasource.validationQuery=SELECT 1
As djxak noted in the comment, 1.4+ defines specific namespaces for the four connections pools Spring Boot supports: tomcat, hikari, dbcp, dbcp2 (dbcp is deprecat...
How to Compare Flags in C#?
....NET 4 there is a new method Enum.HasFlag. This allows you to write:
if ( testItem.HasFlag( FlagTest.Flag1 ) )
{
// Do Stuff
}
which is much more readable, IMO.
The .NET source indicates that this performs the same logic as the accepted answer:
public Boolean HasFlag(Enum flag) {
if (!t...
Relative URL to a different port number in a hyperlink?
....location.origin;
target.port = port[1];
}
}
}, false);
Tested in Firefox 4
Fiddle: http://jsfiddle.net/JtF39/79/
Update: Bug fixed for appending port to end of url and also added support for relative and absolute urls to be appended to the end:
<a href=":8080/test/blah"&g...
How to run function in AngularJS controller on document ready?
...ded way to reference the document element. You don't have to, but it makes testing way easier.
– Jason Cox
Oct 1 '14 at 1:29
10
...
Test if string is a number in Ruby on Rails
...cases expected.
If they are relatively uncommon casting is definitely fastest.
If false cases are common and you are just checking for ints, comparison vs a transformed state is a good option.
If false cases are common and you are checking floats, regexp is probably the way to go
If performance ...
Temporarily disable auto_now / auto_now_add
...
I've recently faced this situation while testing my application. I needed to "force" an expired timestamp. In my case I did the trick by using a queryset update. Like this:
# my model
class FooBar(models.Model):
title = models.CharField(max_length=255)
upda...
Remove the last three characters from a string
...
string test = "abcdxxx";
test = test.Remove(test.Length - 3);
//output : abcd
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