大约有 23,000 项符合查询结果（耗时：0.0544秒） [XML]
How to calculate moving average using NumPy?
...ou can easily implement it with np.cumsum, which may be is faster than FFT based methods:
EDIT Corrected an off-by-one wrong indexing spotted by Bean in the code. EDIT
def moving_average(a, n=3) :
ret = np.cumsum(a, dtype=float)
ret[n:] = ret[n:] - ret[:-n]
return ret[n - 1:] / n
>...
When to use dynamic vs. static libraries
...le, mac os x has sqlite3 embed. i created a program that has a sqlite3 database feature for performance storing. however, because it is rarely used dynamic linking saves on compile time, makes testing easier/faster however, if I were to build a release version, I think I would always use static lib...
Why are unsigned int's not CLS compliant?
...the CLS guys had to have a cut off point somewhere as to what would be the baseline minimum number of value types supported. Also when you think about the longer term where more and more languages are being ported to the CLR why force them to implement unsigned ints to gain CLS compliance if there i...
How to remove single character from a String
...
64
You can use Java String method called replace, which will replace all characters matching the f...
copying all contents of folder to another folder using batch file?
...e "C:\My Folder\" you may get a nasty surprise. I recommend reading that SS64 page very carefully. For a full trip down the "what is an escape character in CMD" rabbit hole, see Escaping Double Quotes in Batch Script.
– jrh
Mar 12 '19 at 19:31
...
Virtualbox “port forward” from Guest to Host [closed]
...g:
# ping 192.168.5.1
PING 192.168.5.1 (192.168.5.1) 56(84) bytes of data.
64 bytes from 192.168.5.1: icmp_seq=1 ttl=128 time=2.30 ms
...
Firewall issues?
@Stranger suggested that in some cases it would be necessary to open used port (8000 or whichever is used) in firewall like this (example for uf...
The way to check a HDFS directory's size?
...ath.
The -h option will format file sizes in a human-readable fashion (e.g 64.0m instead of 67108864)
The -v option will display the names of columns as a header line.
The -x option will exclude snapshots from the result calculation. Without the -x option (default), the result is always calculated f...
How to extract request http headers from a request using NodeJS connect
...rade-insecure-requests":"1",
"user-agent":"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/44.0.2403.107 Safari/537.36",
"accept-encoding":"gzip, deflate, sdch",
"accept-language":"en-US,en;q=0.8,et;q=0.6"
}
...
java.lang.UnsupportedClassVersionError Unsupported major.minor version 51.0 [duplicate]
...se to solving the problem as your answer does.
– jule64
Aug 23 '13 at 15:57
Bless you for showing the steps. May Delib...
Remove by _id in MongoDB console
...llNic Cottrell
7,50533 gold badges4343 silver badges6464 bronze badges
4
...