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What do the terms “CPU bound” and “I/O bound” mean?
...st 555.56 227.27 2.44
zip-test 363.64 166.67 2.18
MARK RESULTS TABLE
Mark Name MultiCore SingleCore Scaling
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How to upload a file in Django? [closed]
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Can the file be .zip, or other compressed files?
– qg_java_17137
Nov 27 '17 at 8:34
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What is the C runtime library?
...rest). That big file is typically something on the same general order as a zip file, but without any compression, so it's basically just some little files collected together and stored together into one bigger file. The archive will usually contain at least some indexing to make it relatively fast/e...
C++使用OLE/COM高速读写EXCEL的源码 - C/C++ - 清泛网 - 专注C/C++及内核技术
...el：
生成的结果Excel：
5、工程源码下载：ExcelDemo.zip
1233|1234|1455|2067C++ 高速读写 EXCEL OLE COM
AI2 SideBar Extension
...Functions Events Example SideBarTest Tools Download The UrsAI2SideBar ZIP archive for download. The archive contains the source code, the compiled binary for uploading to the App Inventor and a sample application. Usage Pixel vs. DIP App Inventor 2 uses the unit of pixels to define the width a...
Linux下部署企业级邮件服务器(postfix + dovecot + extmail) - 开源 & Gith...
...L5中的postfix rpm包不支持基于mysql认证功能，所以这里要源码编译安装postfix
从配置简单方面考虑，我们根据postfix的默认配置条件进行新建用户等，以免漏掉某些修改，导致的一些麻烦
1、建立postfix用户，并且指定UID，GID为2525，...
Learning Python from Ruby; Differences and Similarities
...ult is a list, sadly). The are numerous tools for working with iterators - zip iterates any number of iterables in parallel, enumerate gives you (index, item) (on any iterable, not just on lists), even slicing abritary (possibly large or infinite) iterables! I found that these make many many looping...
Apache Spark: map vs mapPartitions?
...mon", "salmon", "rat", "elephant"), 3)
val b = a.map(_.length)
val c = a.zip(b)
c.collect
res0: Array[(String, Int)] = Array((dog,3), (salmon,6), (salmon,6), (rat,3), (elephant,8))
mapPartitions
This is a specialized map that is called only once for each partition.
The entire content of...
Why is there “data” and “newtype” in Haskell? [duplicate]
...head normal form (WHNF) *
Used to create new data type (example: Address { zip :: String, street :: String } )
newtype - creates new “decorating” type with value constructor
Can have only one value constructor
Value constructor is strict
Value can have only one field
Affects only compilatio...
Java code To convert byte to Hexadecimal
...tually can simply extract the source code method printHexBinary from src.zip of jdk, which seems 1 time faster than 1st method.
– Fruit
Jun 11 '18 at 12:07
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