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What's a correct and good way to implement __hash__()?
...iety of hash functions. He told me that
for c in some_string:
hash = 101 * hash + ord(c)
worked surprisingly well for a wide variety of strings. I've found that similar polynomial techniques work well for computing a hash of disparate subfields.
...
Numbering rows within groups in a data frame
...= list(cat)] , times = 1000L)
– hannes101
Jul 28 '17 at 12:23
4
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linux svn搭建配置及svn命令详解 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...2.2 再设置权限authz
[root@www ~]# vi authz
[/]
hello= rw
意思是hello用户对所有的目录有读写权限，当然也可以限定。
如果是自己用，就直接是读写吧。
2.3最后设定snvserv.conf
[root@www ~]# vi snsvserv.conf
anon-access = none # 使...
创业 比“直男癌”更可怕的是“技术癌” - 资讯 - 清泛网 - 专注C/C++及内核技术
...子：惘顾需求、不找痛点！高射炮打蚊子是一个歇后语，意思是大材小用。看到这个歇后语，或许大多数人都会认为高射炮打蚊子是傻帽才会做的事情，与自己无关。然而，据我的观察，高射炮打蚊子恰恰更像是聪明人的专利：...
为什么大数据也不能帮你摆脱单身狗的命运？ - 资讯 - 清泛网 - 专注C/C++及内核技术
...ricans in long-term partnerships met online. )
那个报告说了几点有意思的，个性习惯的相同对健康的两性关系也没啥帮助。就算算法再复杂，也对找到合适对象没多少帮助，除非你把可能遇见的人数增加。
但最麻烦的还是用户会说谎，...
Bill Gross超火爆演讲: 创业成功唯一最关键因素 - 资讯 - 清泛网 - 专注C/C++及内核技术
...之百的真诚，不能去否认你看到的任何事实性结果，我的意思是：如果你有自己非常喜欢，也是你很想把它往前推进的事，你就要在关注“时机”这件事上，非常非常诚实。
我曾说我认为创业能改变世界，让世界变得更加美好...
How to go about formatting 1200 to 1.2k in java
...in(String args[]) {
long[] numbers = {0, 5, 999, 1_000, -5_821, 10_500, -101_800, 2_000_000, -7_800_000, 92_150_000, 123_200_000, 9_999_999, 999_999_999_999_999_999L, 1_230_000_000_000_000L, Long.MIN_VALUE, Long.MAX_VALUE};
String[] expected = {"0", "5", "999", "1k", "-5.8k", "10k", "-101k", "2M...
Match everything except for specified strings
...ly works like this : ^(?!red|green|blue). Also true for testing it on regex101.com . So is the above a typo missing a ^ or does it actually work like that in Java/Perl/Python .. ?
– Peter
Jul 31 '19 at 9:47
...
Unable to load DLL (Module could not be found HRESULT: 0x8007007E)
...ered Jan 25 '12 at 13:11
display101display101
1,8471313 silver badges1010 bronze badges
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Javascript Thousand Separator / string format [duplicate]
....forEach(n => console.log(n))
» Verbose regex explanation (regex101.com)
This original answer may not be required but can be used for backwards compatibility.
Attempting to handle this with a single regular expression (without callback) my current ability fails me for lack of a n...