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Changing the selected option of an HTML Select element
In my HTML, I have a <select> with three <option> elements. I want to use jQuery to check each option's value against a Javascript var . If one matches, I want to set the selected attribute of that option. How would I do that?
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How can I expand and collapse a using javascript?
...ay) and create a structure by yourself.
Here's how you do that. Create a HTML structure like this :
<div class="container">
<div class="header"><span>Expand</span>
</div>
<div class="content">
<ul>
<li>This is just s...
OpenSSH升级后不能登录的问题 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...rg/centos-6/ghettoforge-testing-x86_64/openssh-6.6.1p1-4.gf.el6.x86_64.rpm.html
备份原有源
cd /etc/yum.repos.d/
mv rhel-source.repo rhel-source.repo.bak
mv packagekit-media.repo packagekit-media.repo.bak
配置源
vi CentOS-Base.repo
[base]
name=CentOS-$releasever - Base - mirrors.al...
Common programming mistakes for Clojure developers to avoid [closed]
...substantial Clojure project had namespace declarations - and corresponding folder structures - like this:
(ns com.14clouds.myapp.repository)
which bloated up my fully-qualified function references:
(com.14clouds.myapp.repository/load-by-name "foo")
To complicate things even more, I used a stan...
Is there an upside down caret character?
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I like those caret arrows, what's the HTML character codes for the left/right version of those arrows, if exist?
– David
Aug 27 '12 at 21:19
4
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Resize fields in Django Admin
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You can set arbitrary HTML attributes on a widget using its "attrs" property.
You can do this in the Django admin using formfield_for_dbfield:
class MyModelAdmin(admin.ModelAdmin):
def formfield_for_dbfield(self, db_field, **kwargs):
field...
Restricting input to textbox: allowing only numbers and decimal point
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<HTML>
<HEAD>
<SCRIPT language=Javascript>
<!--
function isNumberKey(evt)
{
var charCode = (evt.which) ? evt.which : evt.keyCode;
if (charCode != 46 &...
Remove scrollbar from iframe
...en" on iframe didn't work, I had to add style="overflow:hidden" on body of html document loaded inside iframe.
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wildcard * in CSS for classes
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What you need is called attribute selector. An example, using your html structure, is the following:
div[class^="tocolor-"], div[class*=" tocolor-"] {
color:red
}
In the place of div you can add any element or remove it altogether, and in the place of class you can add any attribute...
Copying text with color from Notepad++
...ld, but not font color. Works fine in 7.6.x. See: NppExport plugin - 'copy HTML to clipboard' does not work anymore
– Eliahu Aaron
Jul 11 '19 at 15:00
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