大约有 6,261 项符合查询结果（耗时：0.0196秒） [XML]
CSS “and” and “or”
...:
<div class="class1 class2"></div>
div.class1.class2
{
/* foo */
}
Another example:
<input type="radio" class="class1" />
input[type="radio"].class1
{
/* foo */
}
|| works by separating multiple selectors with commas like-so:
<div class="class1"></div>
<...
Javascript reduce on array of objects
...areless.
Behold
const badCallback = (a,i) => Object.assign(a,i)
const foo = [ { a: 1 }, { b: 2 }, { c: 3 } ]
const bar = foo.reduce( badCallback ) // bad use of Object.assign
// Look, we've tampered with the original array
foo // [ { a: 1, b: 2, c: 3 }, { b: 2 }, { c: 3 } ]
If however we had...
How do synchronized static methods work in Java and can I use it for loading Hibernate entities?
...
Any fast food restaurant uses multithread. One thread takes you order and use another thread to prepare it, and continues with the next customer. The synchronization point works only when they interchange information to know what to p...
Hiding textarea resize handle in Safari
...this page).
To disable a specific TextArea with the name attribute set to foo (i.e., <TextArea name="foo"></TextArea>):
textarea[name=foo] {
resize: none;
}
Or, using an ID (i.e., <TextArea id="foo"></TextArea>):
#foo {
resize: none;
}
Note that this is only re...
jQuery Ajax POST example with PHP
...
Basic usage of .ajax would look something like this:
HTML:
<form id="foo">
<label for="bar">A bar</label>
<input id="bar" name="bar" type="text" value="" />
<input type="submit" value="Send" />
</form>
jQuery:
// Variable to hold request
var req...
Get generic type of class at runtime
... Its even more verbose if you use a dao/factory/manager approach. Foo foo1 = GetDao<Foo>(Foo.class).get(Foo.class, 1)
– djmj
Oct 16 '14 at 21:55
2
...
Replace a string in shell script using a variable
... clarity from previous answers:
# create some variables
str="someFileName.foo"
find=".foo"
replace=".bar"
# notice the the str isn't prefixed with $
# this is just how this feature works :/
result=${str//$find/$replace}
echo $result
# result is: someFileName.bar
str="someFileName.sally"
fin...
MVC3 Razor: Displaying html within code blocks
...
You could use @: to escape:
@if(Model.foo)
{
@:Hello World
}
or the special <text> tag which is not outputted in the response:
@if(Model.foo)
{
<text>Hello World</text>
}
...
Placeholder Mixin SCSS/CSS
...ptional-at-root(':-ms-input-placeholder') {
@content;
}
}
Usage:
.foo {
@include placeholder {
color: green;
}
}
@include placeholder {
color: red;
}
Output:
.foo::-webkit-input-placeholder {
color: green;
}
.foo:-moz-placeholder {
color: green;
}
.foo::-moz-placeholder {
...
How to effectively work with multiple files in Vim
...It also supports tab-completion on any part of the filename. Say, you have foo.txt open in buffer 2, you can type :b 2<Enter> or :b foo.txt or :b oo<Tab><Enter> to edit that file. Yes, the last one would complete 'oo' to 'foo.txt' when you press <Tab>.
–...