大约有 40,000 项符合查询结果（耗时：0.0485秒） [XML]
How do I kill all the processes in Mysql “show processlist”?
...<USERNAME> -p<PASSWORD>
mysqladmin processlist will print a table with the thread ids;
awk will parse from the second column only the numbers (thread ids) and generate MySQL KILL commands;
and finally the last call to mysql will execute the passed commands.
You can run grep before t...
What's the shebang/hashbang (#!) in Facebook and new Twitter URLs for?
...rtion of an URL. If you use Wikipedia, you will see that most pages have a table of contents and you can jump to sections within the document with an anchor, such as:
https://en.wikipedia.org/wiki/Alan_Turing#Early_computers_and_the_Turing_test
https://en.wikipedia.org/wiki/Alan_Turing identifies ...
Rails 3 migrations: Adding reference column?
...class AddUserToTester < ActiveRecord::Migration
def change
change_table :testers do |t|
t.references :user, index: true
end
end
def down
change_table :testers do |t|
t.remove :user_id
end
end
end
c.f.: http://apidock.com/rails/ActiveRecord/ConnectionAdapters...
Any reason to prefer getClass() over instanceof when generating .equals()?
...ke sure that your overriding implementations fully maintain the contract established by the Object class.
share
|
improve this answer
|
follow
|
...
text-overflow:ellipsis in Firefox 4? (and FF5)
...head>
<!-- CSS setting the width of the DIV elements for the table columns. Assume that these widths could change. -->
<style type="text/css">
.div1 { overflow: hidden; white-space: nowrap; width: 80px; }
.div2 { overflow: hidden; white-space:...
Likelihood of collision using most significant bits of a UUID in Java
...ou need uniqueness across many machines, you could have a central database table for allocating unique ids, or even batches of unique ids.
If you just need to have uniqueness in one app you can just have a counter (or a counter which starts from the currentTimeMillis()*1000 or nanoTime() depending...
newline in [duplicate]
...
I think you need to update the css in case there is table inside a table to make css work properly. Use td > div.restoredbpopup { display: none; } td:hover > div.restoredbpopup { display: block; position: absolute; }
– Radek
Apr 2...
NSDefaultRunLoopMode vs NSRunLoopCommonModes
... in different modes. A "run loop mode" is a convention used by the OS to establish some rules for when to deliver certain events or collect them to be delivered later.
Usually all run loops are set to the "default mode" which establishes a default way to manage input events. For example: as soon as...
Transparent ARGB hex value
The colors in this table is all not transparent. I guess the value for the A is set to FF .
5 Answers
...
How do I determine the dependencies of a .NET application?
...xe
Example output (.exe):
$ monodis --assemblyref monop.exe
AssemblyRef Table
1: Version=4.0.0.0
Name=System
Flags=0x00000000
Public Key:
0x00000000: B7 7A 5C 56 19 34 E0 89
2: Version=4.0.0.0
Name=mscorlib
Flags=0x00000000
Public Key:
0x00000000: B7 7A 5C 56 19 34 E0 89
...