大约有 44,000 项符合查询结果（耗时：0.0982秒） [XML]
Is it possible to create a “weak reference” in javascript?
...e’ becomes a key (eg. integer) in a simple lookup, with an add-reference and remove-reference method, and when there are no manually-tracked references anymore then entry can be deleted, leaving future lookups on that key to return null.
This is not really a weakref, but it can solve some of the ...
Should I use `this` or `$scope`?
There are two patterns in use for accessing controller functions: this and $scope .
8 Answers
...
Rebuild IntelliJ project indexes
...
File -> Invalidate caches...
(Force rebuild of all caches and indices on next startup)
Restart IntelliJ IDEA.
Caution: This might Remove local history.
share
|
improve this answer
...
Using 'starts with' selector on individual class names
... in a jquery selector? Ideally, the above would be 'OR' to avoid the (rare and likely avoidable) case where there are more than one class staring with 'apple-'
– DA.
Feb 1 '10 at 17:12
...
Go > operators
Could someone please explain to me the usage of << and >> in Go? I guess it is similar to some other languages.
...
Rails migration for has_and_belongs_to_many join table
...ow do I do a script/generate migration to create a join table for a has_and_belongs_to_many relationship?
6 Answers
...
Nginx serves .php files as downloads, instead of executing them
...e/default
Uncomment both listen lines to make nginx listen on port 80 IPv4 and IPv6.
listen 80; ## listen for ipv4; this line is default and implied
listen [::]:80 default_server ipv6only=on; ## listen for ipv6
Leave server_name alone
# Make site accessible (...)
server_name localhost;
Add i...
How can I scale an entire web page with CSS?
... might be able to use the CSS zoom property - supported in IE 5.5+, Opera, and Safari 4, and Chrome
Can I use: css Zoom
Firefox is the only major browser that does not support Zoom (bugzilla item here) but you could use the "proprietary" -moz-transform property in Firefox 3.5.
So you could use:
...
Check if object is a jQuery object
...escentFresh I mean if I have $ in my current namespace pointing to jQuery2 and I have an object from outer namespace (where $ is jQuery1) than I have no way to use instanceof for checking if this object is a jQuery object.
– Georgii Ivankin
Apr 11 '14 at 4:00
...
Find and restore a deleted file in a Git repository
Say I'm in a Git repository. I delete a file and commit that change. I continue working and make some more commits. Then, I find I need to restore that file.
...