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Regex expressions in Java, \\s vs. \\s+
... of the string, if it prevents the regex match from failing. from http://www.coderanch.com/t/570917/java/java/regex-difference
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How do you create a REST client for Java? [closed]
...ustomer(Customer customer) {
try {
URL url = new URL("http://www.example.com/customers");
HttpURLConnection connection = (HttpURLConnection) url.openConnection();
connection.setDoOutput(true);
connection.setInstanceFollowRedirects(false);
connection....
OSGi: What are the differences between Apache Felix and Apache Karaf?
... open source OSGi container from the Apache Software Foundation.
http://www.javaworld.com/article/2077837/java-se/java-se-hello-osgi-part-1-bundles-for-beginners.html
The Apache project maintains a general-purpose OSGi container called Felix.
Here is used as ServiceMix and
The main differe...
Update R using RStudio
... the update.packages(function).
So, in order to install R,
go to http://www.r-project.org,
click on 'CRAN',
then choose the CRAN site that you like. I like Kansas: http://rweb.quant.ku.edu/cran/.
click on 'Download R for XXX' [where XXX is your operating system]
follow the installation procedur...
Serialize an object to string
...t;?xml version="1.0" encoding="utf-16"?>
<UserData xmlns:xsd="http://www.w3.org/2001/XMLSchema"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<UserId>0</UserId>
</UserData>
Better solution is to use JSON serialization (one of the best is Json.NET)....
preventDefault() on an tag
...d>
<body>
<div>
<ul>
<li><a href="http://www.google.com">Google</a></li>
<li><a href="http://www.facebook.com">Facebook</a></li>
<p id="p1">Paragraph</p>
</ul>
</div>
<p>By Jefrey Bulla<...
(HTML) Download a PDF file instead of opening them in browser when clicked
...redirection, like here: Redirect 301 /_PDFs/Catalogue.pdf http://www.example.com/_PDFs/___download_the_catalogue_instead_opening.php and try to open the pdf file, it still opens the original in the browser, instead downloading the renamed version...
– ellockie
...
NoSQL - MongoDB vs CouchDB [closed]
...plications based on support, expandability, management, and cost.
http://www.gartner.com/technology/reprints.do?id=1-23A415Q&ct=141020&st=sb
I would like to suggest Couchbase to anyone who's not tried it yet, but not based on the version that is shown in the report (2.5.1) because it is n...
How do I automatically update a timestamp in PostgreSQL
...when the record is changed. This article explains it quite nicely:
http://www.revsys.com/blog/2006/aug/04/automatically-updating-a-timestamp-column-in-postgresql/
CREATE OR REPLACE FUNCTION update_modified_column()
RETURNS TRIGGER AS $$
BEGIN
NEW.modified = now();
RETURN NEW;
END;
$...
For loop example in MySQL
... |
+-------------------+
1 row in set (0.00 sec)
Do the tutorial: http://www.mysqltutorial.org/stored-procedures-loop.aspx
If I catch you pushing this kind of MySQL for-loop constructs into production, I'm going to shoot you with the foam missile launcher. You can use a pipe wrench to bang in a ...