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Knight's Shortest Path on Chessboard
...dist[v] := infinity // Unknown distance function from source to v
previous[v] := undefined // Previous node in optimal path from source
dist[source] := 0 // Distance from source to source
Q := the set of all nodes in Graph
// All nodes in th...
How to get the current URL within a Django template?
I was wondering how to get the current URL within a template.
10 Answers
10
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How to exclude a module from a Maven reactor build?
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The easiest might be to use profiles like this:
<project>
...
<modules>
<module>common</module>
<module>foo</module>
<module>bar</module>
<modules>
...
<profiles>
...
What are best practices for validating email addresses on iOS 2.0
What is the cleanest way to validate an email address that a user enters on iOS 2.0?
13 Answers
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How to prevent ENTER keypress to submit a web form?
...t;form [...] onkeypress="return checkEnter(event)">
document.querySelector('form').onkeypress = checkEnter;
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Java NIO FileChannel versus FileOutputstream performance / usefulness
I am trying to figure out if there is any difference in performance (or advantages) when we use nio FileChannel versus normal FileInputStream/FileOuputStream to read and write files to filesystem. I observed that on my machine both perform at the same level, also many times the FileChannel way...
Differences and relationship between glActiveTexture and glBindTexture
...nt;
float opacity;
char *name;
};
The object has certain values stored in it and it has state. OpenGL objects have state too.
Changing State
In C/C++, if you have an instance of type Object, you would change its state as follows: obj.count = 5; You would directly reference an instance of...
Error: allowDefinition='MachineToApplication' beyond application level
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I've just encountered this "delight". It seems to present itself just after I've published a web application in release mode.
The only way to consistently get round the issue that I've found is to follow this checklist:
Clean solution whilst your solution is configured...
Parsing a string into a boolean value in PHP
Today I was playing with PHP, and I discovered that the string values "true" and "false" are not correctly parsed to boolean in a condition, for example considering the following function:
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Is there any way to change input type=“date” format?
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It is impossible to change the format
We have to differentiate between the over the wire format and the browser's presentation format.
Wire format
The HTML5 date input specification refers to the RFC 3339 specification, which specifies a f...