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Resizing an image in an HTML5 canvas
I'm trying to create a thumbnail image on the client side using javascript and a canvas element, but when I shrink the image down, it looks terrible. It looks as if it was downsized in photoshop with the resampling set to 'Nearest Neighbor' instead of Bicubic. I know its possible to get this to lo...
How do I replace text inside a div element?
...namically. What is the best, browser safe approach? I have prototypejs and scriptaculous available.
14 Answers
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Redis: Show database size/size for keys
...to aggregate all values for KEYS * which shouldn't be too difficult with a scripting language of your choice...
The bad thing is that redis.io doesn't really have a lot of information about DEBUG OBJECT.
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Character Limit in HTML
...put type="text" id="Textbox" name="Textbox" maxlength="10" />
The JavaScript one (attach it to a onKey Event):
function limitText(limitField, limitNum) {
if (limitField.value.length > limitNum) {
limitField.value = limitField.value.substring(0, limitNum);
}
}
But anyway, ...
What is a callback?
...rver code from the
client without performing a postback.
If the client script in the page is
maintaining some state information
(for example, local variable values),
posting the page and getting a new
copy of it destroys that state.
Additionally, page postbacks introduce
processing o...
Read user input inside a loop
I am having a bash script which is something like following,
6 Answers
6
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PHP how to get local IP of system
... @andras.tim I like simple answers , however when I ran your script it's not returning my machine's IP address, it's returning the IP address used in my virtual machine..what could be the problem though?
– Scarl
Jul 3 '15 at 22:19
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Free space in a CMD shell
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The following script will give you free bytes on the drive:
@setlocal enableextensions enabledelayedexpansion
@echo off
for /f "tokens=3" %%a in ('dir c:\') do (
set bytesfree=%%a
)
set bytesfree=%bytesfree:,=%
echo %bytesfree%
endloc...
Can Selenium interact with an existing browser session?
...ou can dump the executor_command url & session id into a file when the script starts and read it from the file when do you want to hook the browser session again.
– S.K. Venkat
Dec 22 '19 at 16:04
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How can I list ALL DNS records?
...As I look after very many domains it would have been so nice just to run a script to get ALL the DNS entries.
– Ken
Oct 12 '13 at 8:48
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