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How to make HTML input tag only accept numerical values?
...ke sure your html document's doctype is:
<!DOCTYPE html>
See also https://github.com/jonstipe/number-polyfill for transparent support in older browsers.
JavaScript
Update: There is a new and very simple solution for this:
It allows you to use any kind of input filter on a text <inp...
Live-stream video from one android phone to another over WiFi
...ou have a bit of data) play with mediaplayer from file, or (b) make a tiny http proxy that runs locally and can accept mediaplayer's GET request, reply with HTTP headers, and then copy data from the remote server to it. For (a) you would create the mediaplayer with a file path or file url, for (b) ...
How to make --no-ri --no-rdoc the default for gem install?
...
# /home/{user}/.gemrc
---
:update_sources: true
:sources:
- http://gems.rubyforge.org/
- http://gems.github.com
:benchmark: false
:bulk_threshold: 1000
:backtrace: false
:verbose: true
gem: --no-ri --no-rdoc
http://webonrails.com/2008/12/03/skiping-installation-of-ri-and-rdoc-docume...
Using CSS td width absolute, position
...e because the position of the cells are all static relative to the table.
http://jsfiddle.net/ExplosionPIlls/Mkq8L/4/
EDIT: I can't take credit, but as the comments say you can just use min-width instead of width on the table cell instead.
...
Trigger 404 in Spring-MVC controller?
...ception declared with @ResponseStatus annotation:
@ResponseStatus(value = HttpStatus.NOT_FOUND)
public class ResourceNotFoundException extends RuntimeException {
...
}
@Controller
public class SomeController {
@RequestMapping.....
public void handleCall() {
if (isFound()) {
...
Edit line thickness of CSS 'underline' attribute
...n: none;
border-bottom: 10px solid black;
}
Here is an example: http://jsfiddle.net/AQ9rL/
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No route matches [GET] /assets
...escribes how to setup Apache or nginx to serve the static assets for you.
http://guides.rubyonrails.org/asset_pipeline.html
You really should setup nginx or Apache to serve static assets, as they're much better optimized for this task than mongrel/thin/unicorn.
...
Export Data from mysql Workbench 6.0
...ment.
Save and close the file.
Start Workbench and try again.
Reference http://dannytsang.co.uk/mysql-workbench-error-code-7/
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How can I get Docker Linux container information from within the container itself?
...ocker from inside of a container using unix socket via Docker Remote API:
https://docs.docker.com/engine/reference/api/docker_remote_api/
In a container, you can find out a shortedned docker id by examining $HOSTNAME env var.
According to doc, there is a small chance of collision, I think that for...
Example using Hyperlink in WPF
...s a parameter.
<TextBlock>
<Hyperlink NavigateUri="http://www.google.com" RequestNavigate="Hyperlink_RequestNavigate">
Click here
</Hyperlink>
</TextBlock>
In the code-behind you would need to add something similar to this to handle the RequestNavi...