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How can I change or remove HTML5 form validation default error messages?
For example I have a textfield . The field is mandatory, only numbers are required and length of value must be 10. When I try to submit form with value which length is 5, the default error message appears: Please match the requested format
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What's the difference between the data structure Tree and Graph?
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A Tree is just a restricted form of a Graph.
Trees have direction (parent / child relationships) and don't contain cycles.
They fit with in the category of Directed Acyclic Graphs (or a DAG).
So Trees are DAGs with the restriction that a child can only...
Sass or Compass without ruby?
Is there a way to use Sass or Compass or anything like that without Ruby?
7 Answers
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NULL values inside NOT IN clause
This issue came up when I got different records counts for what I thought were identical queries one using a not in where constraint and the other a left join . The table in the not in constraint had one null value (bad data) which caused that query to return a count of 0 records. I sort of u...
Programmatically open new pages on Tabs
I'm trying to "force" Safari or IE7 to open a new page using a new tab .
11 Answers
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Purge or recreate a Ruby on Rails database
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Or, rather, it leaves the schema identical to what running all the migrations would have. But the migrations aren't run per se (so if you have migrations which insert data, that won't happen; for this, you should really use a...
Relative imports in Python 2.7
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Script vs. Module
Here's an explanation. The short version is that there is a big difference between directly running a Python file, and importing that file from somewhere else. Just knowing what directory a file is in does not determine what package Python thinks it is ...
Why do you not use C for your web apps?
I was having a look at a few different web servers this morning when I came across G-WAN . As I understand, its a web server written in C and you have to make use of it by writing your websites/webapps in C. One clear benefit is speed as the G-WAN site suggests.
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Create MSI or setup project with Visual Studio 2012
...eld limited edition that cannot install services.
"ISLE is by far the worst installer option and the upgraded, read -
paid for, version is cumbersome to use at best and impossible in most
situations. InnoSetup, Nullsoft, Advanced, WiX, or just about any
other installer is better. If you di...
When to use an interface instead of an abstract class and vice versa?
... answered Jan 26 '09 at 9:01
Jorge CórdobaJorge Córdoba
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