大约有 500 项符合查询结果（耗时：0.0259秒） [XML]
How to validate phone numbers using regex
...y culturally dependant.
America
(408) 974–2042 is a valid US number
(999) 974–2042 is not a valid US number
Australia
0404 999 999 is a valid Australian number
(02) 9999 9999 is also a valid Australian number
(09) 9999 9999 is not a valid Australian number
A regular expression is fine ...
How to convert String to long in Java?
... Long.parseLong("Hazelnut", 36) // returns 1356099454469L
Long.parseLong("999") // returns 999L
share
|
improve this answer
|
follow
|
...
Is it possible to set a number to NaN or infinity?
...
When using Python 2.4, try
inf = float("9e999")
nan = inf - inf
I am facing the issue when I was porting the simplejson to an embedded device which running the Python 2.4, float("9e999") fixed it. Don't use inf = 9e999, you need convert it from string.
-inf gives t...
How to use java.String.format in Scala?
...e, we use {0} and {1} instead of %1$ and %2$.
– ashes999
Nov 26 '13 at 2:36
@ashes999 I'm from c# land aswell. I'm so ...
How can I truncate a double to only two decimal places in Java?
...intln(truncateDecimal(9.625, 2));
System.out.println(truncateDecimal(9.999, 2));
System.out.println(truncateDecimal(-9.999, 2));
System.out.println(truncateDecimal(-9.0, 2));
Results :
0.00
9.62
9.62
9.62
9.62
9.99
-9.99
-9.00
...
How to set initial value and auto increment in MySQL?
...st put it in the column list: insert into penguins (my_id, skipper) values(999, "explicit id"); (when using 0 instead of 999 the auto increment value will be inserted)
– hellcode
Apr 15 '16 at 8:22
...
动态追踪（Dynamic Tracing）技术漫谈 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...的火焰图，便发现因为这回轮到 Nginx 的文件句柄缓存的元数据所使用的“自旋锁”占用很多 CPU 时间了。这是因为我们虽然启用了缓存，但把缓存的大小设置得过大，所以导致元数据的自旋锁的开销抵消掉了缓存带来的好处。这...
【软著】软件著作权证书申请流程及注意事项，模板分享 - App Inventor 2 中...
...
4、是否收费？一般来说，找第三方的话，收费约600~1200元，但是，请注意，完全可以由自己来完成，期间完全免费！！！而且难度不大，通过率比较高。
不过第一次没有申请经验的，建议找人代理一下，细节还是很多很繁琐...
Linking to an external URL in Javadoc?
...answered May 21 '12 at 10:13
aem999aem999
14.7k33 gold badges1919 silver badges1212 bronze badges
...
互联网数据造假盛行 浮夸风伤害创新经济 - 资讯 - 清泛网 - 专注C/C++及内核技术
...仔细看的话也是有些诡异。比如“6小时前刘老板采购了999.999吨毛桃”、“9小时前老板采购了1073741.8235吨的洋葱”。
造假的行为其实远不止如此。
互联网资深观察者、创业思考沙龙创始人李东楼就曾明确地告诉记者，目前的...