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Rails: Using build with a has_one association in rails
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361
The build method signature is different for has_one and has_many associations.
class User &l...
Variable is accessed within inner class. Needs to be declared final
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133
If you don't want to make it final, you can always just make it a global variable.
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Issue pushing new code in Github
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edited Jan 5 '14 at 22:38
answered Jan 5 '14 at 21:58
Jo...
How big can a user agent string get?
... at all.
However web-servers do limit header size they accept, throwing 413 Entity Too Large if it exceeds.
Depending on web-server and their settings these limits vary from 4KB to 64KB (total for all headers).
share
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Understanding the meaning of the term and the concept - RAII (Resource Acquisition is Initialization
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132
So why isn't that called "using the stack to trigger cleanup" (UTSTTC:)?
RAII is telling y...
Diff output from two programs without temporary files
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213
Use <(command) to pass one command's output to another program as if it were a file name. Bas...
What is the difference between persist() and merge() in JPA and Hibernate?
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axtavtaxtavt
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Getting a better understanding of callback functions in JavaScript
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132
You can just say
callback();
Alternately you can use the call method if you want to adjust t...
How to insert an element after another element in JavaScript without using a library?
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1328
referenceNode.parentNode.insertBefore(newNode, referenceNode.nextSibling);
Where referenceNo...
Connecting to TCP Socket from browser using javascript
...s api in JavaScript is under-way. Have a look at these links:
http://www.w3.org/TR/raw-sockets/
https://developer.mozilla.org/en-US/docs/Web/API/TCPSocket
Chrome now has support for raw TCP and UDP sockets in its ‘experimental’ APIs. These features are only available for extensions and, altho...