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携程获得Priceline等10亿美元投资 - 资讯 - 清泛网 - 专注C/C++及内核技术
...旅行网宣布获得Priceline集团和一家长期股权投资公司分别5亿美元的可转换债券投资。此外，Priceline获准可在公开市场上继续购买携程美国存托凭证直至持有携程15%的股票。中国时间12月10日深夜消息，携程旅行网宣布获得Priceline...
今天开始应该使用 5 个JavaScript调试技巧 - 更多技术 - 清泛网 - 专注C/C++及内核技术
今天开始应该使用 5 个JavaScript调试技巧原文：5 Javascript debugging tips you’ll start using today我之前使用过用printf debugging，自此之后我用这种方法似乎总...原文：5 Javascript debugging tips you’ll start using today
我之前使用过用 printf d...
2024年5月20日签到记录贴 - 签到区 - 清泛IT社区，为创新赋能！
...成的,如果您还未签到,请点此进行签到的操作. 我在 2024-05-20 00:15 完成签到,是今天第一个签到的用户,获得随机奖励 小红花 4,另外我还额外获得了 小红花 10.我今天最想说:「该会员没有填写今日想说内容.」. 我在 2024-05-20 08:28 完...
Best way to check for “empty or null value”
...y string equals any string of spaces when cast to char(n):
SELECT ''::char(5) = ''::char(5) AS eq1
, ''::char(5) = ' '::char(5) AS eq2
, ''::char(5) = ' '::char(5) AS eq3;
Result:
eq1 | eq2 | eq3
----+-----+----
t | t | t
Test for "null or empty string" with char(n):
SEL...
Python assigning multiple variables to same value? list behavior
... are naming the same object, use the is operator:
>>> a=b=c=[0,3,5]
>>> a is b
True
You then ask:
what is different from this?
d=e=f=3
e=4
print('f:',f)
print('e:',e)
Here, you're rebinding the name e to the value 4. That doesn't affect the names d and f in any way.
I...
How do I get an empty array of any size in python?
...
answered Mar 5 '11 at 17:44
Sven MarnachSven Marnach
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What are the differences between local branch, local tracking branch, remote branch and remote track
...
SNceSNce
1,85811 gold badge1313 silver badges1414 bronze badges
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Running multiple AsyncTasks at the same time — not possible?
I'm trying to run two AsyncTasks at the same time. (Platform is Android 1.5, HTC Hero.)
However, only the first gets executed. Here's a simple snippet to describe my problem:
...
How to configure Ruby on Rails with no database?
...
54
Uncomment this line in the environment.rb file:
config.frameworks -= [ :active_record, :active...