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@RequestParam vs @PathVariable
...String param2){
...
}
The following are the list of parameters supported by the @RequestParam annotation:
defaultValue – This is the default value as a fallback mechanism if request is not having the value or it is empty.
name – Name of the parameter to bind
required – Whether the paramete...
Allow CORS REST request to a Express/Node.js application on Heroku
...se the original post was put in as a comment and as such it got overlooked by yours truly the first time I went over this page.
As @ConnorLeech points out in his comment to the accepted answer above, there is a very handy npm package called, not surprisingly, cors. It's use is as simple as var cors...
Get current AUTO_INCREMENT value for any table
...
You can get all of the table data by using this query:
SHOW TABLE STATUS FROM `DatabaseName` WHERE `name` LIKE 'TableName' ;
You can get exactly this information by using this query:
SELECT `AUTO_INCREMENT`
FROM INFORMATION_SCHEMA.TABLES
WHERE TABLE_SCHE...
Ruby Bundle Symbol not found: _SSLv2_client_method (LoadError)
... fixed a similar issue on my system. You need to rebuild your install of Ruby 2.1.2 and it will re-link against the newly-updated SSL.
$ rbenv install 2.1.2
rbenv: /Users/ryan/.rbenv/versions/2.1.2 already exists
continue with installation? (y/N) y
Downloading ruby-2.1.2.tar.gz...
-> http://dqw8...
What are the main disadvantages of Java Server Faces 2.0?
...May 2006)
This was the first release of the new JSF development team lead by Ryan Lubke. The new team did a lot of great work. There were also changes in the spec. The major change was the improvement of the view handling. This not only fully detached JSF from JSP, so one could use a different view...
How to determine whether a given Linux is 32 bit or 64 bit?
...t capable)
lm ==> 64-bit processor
Or using lshw (as mentioned below by Rolf of Saxony), without sudo (just for grepping the cpu width):
lshw -class cpu|grep "^ width"|uniq|awk '{print $2}'
Note: you can have a 64-bit CPU with a 32-bit kernel installed.
(as ysdx mentions in his/her ow...
What is trunk, branch and tag in Subversion? [duplicate]
...es and /trunk directories is only conventional and not in any way enforced by the tools. Violating these conventions leads to confusion all around, as this breaks habits and expectations of others accessing the repository. Special care must be taken to avoid committing new changes into tags, which s...
Override and reset CSS style: auto or none don't work
... strange, I'm looking with firebug - min-width wasn't overriden by auto
– sergionni
Feb 23 '11 at 13:22
6
...
Servlet returns “HTTP Status 404 The requested resource (/servlet) is not available”
... log a java.lang.ClassNotFoundException: com.example.YourServlet, followed by a java.lang.NoClassDefFoundError: com.example.YourServlet, in turn followed by javax.servlet.ServletException: Error instantiating servlet class com.example.YourServlet.
An easy way to verify if the servlet is correctly c...
Advantages of using prototype, vs defining methods straight in the constructor? [duplicate]
...uns. Methods on the prototype chain are created once and then "inherited" by each instance. On the flip side of the coin, public methods have access to "private" variables, which isn't possible with inherited methods.
As for your function Class() {} vs var Class = function () {} question, the for...