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PHP substring extraction. Get the string before the first '/' or the whole string
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Php doesn't like you indexing into return values from functions.
– gnud
Dec 20 '09 at 14:20
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记一次MongoDB性能问题 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...ipe
接着使用strace跟踪了一下PHP脚本，发现进程卡在了recvfrom操作上：
shell> strace -f -r -p <PID>
recvfrom(<FD>,
通过如下命令查询recvfrom操作的含义：
shell> apropos recvfrom
receive a message from a socket
或者按照下面的方式确认一下：
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finding and replacing elements in a list
...st doing the a = will create a new list a with a different id() (identity) from the original one
– Chris_Rands
Apr 25 '17 at 12:15
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How to disable phone number linking in Mobile Safari?
...ignature and this was the only solution that helped to prevent iOS 10 mail from falsely detecting a (non-phone) number as a phone number.
– Nick
Jun 16 '17 at 12:38
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How to make IPython notebook matplotlib plot inline
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@eNord9 @mightwolf: and also how does this compare to `from matplotlib import mpl'.
– TSGM
Sep 28 '14 at 10:06
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Convert tuple to list and back
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Why don't you try converting its type from a tuple to a list and vice versa.
level1 = (
(1,1,1,1,1,1)
(1,0,0,0,0,1)
(1,0,0,0,0,1)
(1,0,0,0,0,1)
(1,0,0,0,0,1)
(1,1,1,1,1,1))
print(level1)
level1 = list(level1)
print(level1)
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Python: finding an element in a list [duplicate]
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From Dive Into Python:
>>> li
['a', 'b', 'new', 'mpilgrim', 'z', 'example', 'new', 'two', 'elements']
>>> li.index("example")
5
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MySQL - Make an existing Field Unique
...but in English Version should be the same. Just click Unique button. Also from there you can make your columns PRIMARY or DELETE.
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Rounding a double to turn it into an int (java)
...to (int) Math.floor(f+0.5).
No need to cast to int. Maybe it was changed from the past.
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Subtract two variables in Bash
...ay_sec - sanity_check_duration_start_time_delay_sec" (removing dollar sign from variables)
– Sandeepan Nath
Feb 28 '17 at 14:56
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