大约有 42,000 项符合查询结果（耗时：0.0762秒） [XML]
How to avoid Dependency Injection constructor madness?
...ts the number of dependency permutations both in the new Aggregate Service and for the dependencies left behind. This makes both simpler to deal with.
– Mark Seemann
Mar 11 '10 at 5:56
...
How to get UITableView from UITableViewCell?
I have a UITableViewCell which is linked to an object and I need to tell if the cell is visible. From the research I've done, this means I need to somehow access the UITableView that contains it (from there, there are several ways to check if it's visible). So I'm wondering if UITableViewCell ...
What does the smiley face “:)” mean in CSS?
...
From an article at javascriptkit.com, that's applied for IE 7 and earlier versions:
if you add a non-alphanumeric character such as an asterisk (*) immediately before a property name, the property will be applied in IE and not in other browsers.
Also there's a hack for <= IE 8:...
Use of #pragma in C
...ion, override some default, etc. that may or may not apply to all machines and operating systems.
See msdn for more info.
share
|
improve this answer
|
follow
...
How to check Oracle database for long running queries
...
from v$sqltext_with_newlines t,V$SESSION s
where t.address =s.sql_address
and t.hash_value = s.sql_hash_value
and s.status = 'ACTIVE'
and s.username <> 'SYSTEM'
order by s.sid,t.piece
/
This shows locks. Sometimes things are going slow, but it's because it is blocked waiting for a lock:
s...
Remove all whitespace in a string
I want to eliminate all the whitespace from a string, on both ends, and in between words.
10 Answers
...
How to define hash tables in Bash?
...e equivalent of Python dictionaries but in Bash (should work across OS X and Linux).
15 Answers
...
How can one print a size_t variable portably using the printf family?
I have a variable of type size_t , and I want to print it using printf() . What format specifier do I use to print it portably?
...
Gitignore not working
My .gitignore file isn't working for some reason, and no amount of Googling has been able to fix it. Here is what I have:
...
How to convert Linux cron jobs to “the Amazon way”?
...s their response:
Tom
I did a quick poll of some of my colleagues and came up empty on the
cron, but after sleeping on it I realised the important step may be
limited to locking. So I looked for "distributed cron job locking"
and found a reference to Zookeeper, an Apache project.
...