大约有 40,000 项符合查询结果（耗时：0.0539秒） [XML]
快速理解 高频对冲套利自动交易（程式化交易） - 更多技术 - 清泛网 - 专注...
...却是一样的，只是，风险要远小于单边投机。
刚刚在Excel里统计看了下，20万账户，从6月14号开始至今日25号，共计7个交易日，一共由软件自动交易946手（每次下单都是1手、1手下的），开仓500手，平仓446手，现在持仓54手。
(...
Random string generation with upper case letters and digits
...
|
edited Aug 4 '18 at 7:28
Albert
3,49633 gold badges2424 silver badges5050 bronze badges
answ...
Running a cron every 30 seconds
...eeping for 22 seconds (max 39).
Tue May 26 21:05:35 AWST 2020 Sleeping for 18 seconds (max 40).
Tue May 26 21:06:05 AWST 2020 Sleeping for 33 seconds (max 41).
Tue May 26 21:06:38 AWST 2020 Sleeping for 31 seconds (max 42).
Tue May 26 21:07:09 AWST 2020 Sleeping for 6 seconds (max 43).
If you wan...
Is there a difference between “==” and “is”?
...
Torsten MarekTorsten Marek
70.7k1818 gold badges8686 silver badges9595 bronze badges
...
Is there an alternative to string.Replace that is case-insensitive?
...
|
edited Mar 26 '18 at 1:49
Neuron
3,54333 gold badges2323 silver badges4040 bronze badges
answ...
Best practice for storing and protecting private API keys in applications [closed]
...ginal problem?
– pete
Jul 10 '17 at 18:06
|
show 8 more comments
...
Does free(ptr) where ptr is NULL corrupt memory?
Theoretically I can say that
10 Answers
10
...
How do I unload (reload) a Python module?
...ood 10 minutes.
– Doug Bradshaw
Feb 18 '15 at 13:59
5
...
Illegal mix of collations (utf8_unicode_ci,IMPLICIT) and (utf8_general_ci,IMPLICIT) for operation '=
...utf8 in python/csv?
– oldboy
Nov 7 '18 at 8:29
|
show 1 more comment
...
node.js hash string?
...
nickf
482k187187 gold badges607607 silver badges703703 bronze badges
answered May 4 '11 at 4:50
dertkwdertkw
...