大约有 46,000 项符合查询结果（耗时：0.0475秒） [XML]
Rails render partial with block
...
In Rails 5.0 there was a change so this is general to all partials, not just layouts. You can change the first line of the calling code to: <%= render '/shared/panel', title: 'some title' do %>
– Jay Mitchell
Sep 26 '19 at 20:10
...
“Uncaught TypeError: Illegal invocation” in Chrome
...ou are assigning a native method to a property of custom object.
When you call support.animationFrame(function () {}) , it is executed in the context of current object (ie support). For the native requestAnimationFrame function to work properly, it must be executed in the context of window.
So the ...
When is TCP option SO_LINGER (0) required?
...void large numbers of connections sitting in the TIME_WAIT state, tying up all the available resources on a server.
When a TCP connection is closed cleanly, the end that initiated the close ("active close") ends up with the connection sitting in TIME_WAIT for several minutes. So if your protocol i...
Unique constraint on multiple columns
...
Nielsvh
99611 gold badge1616 silver badges3030 bronze badges
answered Aug 13 '10 at 6:10
devmakedevmake
...
Using an SSH keyfile with Fabric
...or some reason. I wrote a blog post about it (with a matching gist).
Basically, the usage goes something like this:
from fabric.api import *
env.hosts = ['host.name.com']
env.user = 'user'
env.key_filename = '/path/to/keyfile.pem'
def local_uname():
local('uname -a')
def remote_uname():
...
What does “%” (percent) do in PowerShell?
..." symbol - it makes it harder for folks to read/maintain your code - especially people new to PS. Let's face it, the more people that pick up PS, the better.
– Simon Catlin
Apr 3 '14 at 20:17
...
How do I make a Mac Terminal pop-up/alert? Applescript?
...
answered Apr 7 '11 at 22:20
AnneAnne
25.6k99 gold badges5959 silver badges7070 bronze badges
...
Print a file, skipping the first X lines, in Bash [duplicate]
...reat-big-file.log
< Last 10 lines of great-big-file.log >
If you really need to SKIP a particular number of "first" lines, use
$ tail -n +<N+1> <filename>
< filename, excluding first N lines. >
That is, if you want to skip N lines, you start printing line N+1. Example:
...
How do I do an OR filter in a Django query?
...
phoenix
3,20611 gold badge2727 silver badges3131 bronze badges
answered Apr 11 '09 at 9:32
Alex KoshelevAlex Koshe...
Python set to list
...
answered Jul 26 '11 at 10:38
phihagphihag
239k6060 gold badges406406 silver badges444444 bronze badges
...