大约有 2,710 项符合查询结果（耗时：0.0202秒） [XML]
How do I Convert DateTime.now to UTC in Ruby?
...ng you need:
irb(main):016:0> Time.now
=> Thu Apr 16 12:40:44 +0100 2009
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How to get current foreground activity context in android?
...r more detail see the following link http://android-developers.blogspot.fr/2009/01/avoiding-memory-leaks.html
To avoid this, you should manage activities references.
Add the name of the application in the manifest file:
<application
android:name=".MyApp"
....
</application>
You...
How many threads can a Java VM support?
...
Aye, this shows the same thing pequenoperro.blogspot.com/2009/02/less-is-more.html
– Toby
Dec 10 '10 at 16:43
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How to make Visual Studio copy a DLL file to the output directory?
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sample:eyeung003.blogspot.com/2009/11/…
– AntonioR
Nov 9 '10 at 12:52
38
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Go Unpacking Array As Arguments
... original_org, md5sum, updated, rca_key) VALUES ('blob','EG','2343453463','2009-11-10 23:00:00','prb-180');
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How to grep (search) committed code in the Git history
...ch for Foo:
git log -SFoo -- path_containing_change
git log -SFoo --since=2009.1.1 --until=2010.1.1 -- path_containing_change
See Git history - find lost line by keyword for more.
As Jakub Narębski commented:
this looks for differences that introduce or remove an instance of <string>....
ALTER TABLE without locking the table?
...
This question from 2009. Now MySQL offers a solution:
Online DDL (Data Definition Language)
A feature that improves the performance, concurrency, and availability
of InnoDB tables during DDL (primarily ALTER TABLE) operations. See
Sect...
Run PHP Task Asynchronously
...s a few other options to check out:
GearMan - this answer was written in 2009, and since then GearMan looks a popular option, see comments below.
ActiveMQ if you want a full blown open source message queue.
ZeroMQ - this is a pretty cool socket library which makes it easy to write distributed cod...
Java: Why is the Date constructor deprecated, and what do I use instead?
... should be avoided. ThreeTen is the best option
– ant2009
Nov 16 '19 at 14:21
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Linear Regression and group by in R
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Since 2009, dplyr has been released which actually provides a very nice way to do this kind of grouping, closely resembling what SAS does.
library(dplyr)
d <- data.frame(state=rep(c('NY', 'CA'), c(10, 10)),
yea...