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Effective C++ 改善程序与设计的55个具体做法 - IT书籍推荐 - 清泛网 - 专...
...计的55个具体做法提升C++编码水平、编码风格，高质量C++编程必读书籍。Effective C++ ：https: pan.baidu.com s 1gfJn3kJMoreEffective C++ ：https: pan.baidu.com s 1jHVcs2E
提升C++编码水平、编码风格，高质量C++编程必读书籍。
Effective C++ ：https:...
C++ SpinLock 自旋锁的代码实现（全网最简略的方式） - C/C++ - 清泛网 - ...
...简略的方式）cpp_spinlock1、最简单的一种，来自《C++并发编程实战》第5章 C++内存模型和原子类型操作： include <iostream> include <atomic> include <thread> include <vector> include <unistd h 1、最简单的一种，来自《C++并发编程实战》第5章 C++内...
[精华] VC中BSTR、Char和CString类型的转换 - C/C++ - 清泛网 - 专注C/C++及内核技术
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另外，又有两个BSTR的包容类_bstr_t和CComBSTR，它们是为了编程者使用BSTR更加方便，因为在他们的构造函数中都调用了SysAllocString，析构函数调用了SysFreeString，然而使用这两个类时仍然需要特别注意，否则也会导致不可预知的错...
Win10正式版官方原版ISO镜像下载大全（64位&32位） - 软件下载 - 清泛网 - ...
Win10正式版官方原版ISO镜像下载大全（64位&32位）Win10 官方原版 正式版【64位简体中文家庭 专业版】 文件名：cn_windows_10_multiple_editions_x64_dvd_6848463.iso 体积：4.01GB SHA1：C71D49A6...【64位简体中文家庭/专业版】
文件名：cn_wi...
How do I determine file encoding in OS X?
...lla OSX Yosemite, it yields more precise results than "file -I":
$ file -I pdfs/udocument0.pdf
pdfs/udocument0.pdf: application/pdf; charset=binary
$ vic pdfs/udocument0.pdf
latin1
$
$ file -I pdfs/t0.pdf
pdfs/t0.pdf: application/pdf; charset=us-ascii
$ vic pdfs/t0.pdf
utf-8
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Argument list too long error for rm, cp, mv commands
I have several hundred PDFs under a directory in UNIX. The names of the PDFs are really long (approx. 60 chars).
27 Answers...
Saving grid.arrange() plot to file
... anything but returns a grob g, that you can pass to ggsave(file="whatever.pdf", g).
The reason it works differently than with ggplot objects, where by default the last plot is being saved if not specified, is that ggplot2 invisibly keeps track of the latest plot, and I don't think grid.arrange sho...
Saving images in Python at a very high quality
How can I save Python plots at very high quality?
5 Answers
5
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Approximate cost to access various caches and main memory?
...~~ 2,500,000 ns - Read 10 MB sequentially from MEMORY~~(about an empty python process to copy on spawn)~~~~ x ( 1 + nProcesses ) on spawned process instantiation(s), yet an empty python interpreter is indeed not a real-world, production-grade use-case, is it?
10,000,000 ns - DISK seek
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Check if a program exists from a Makefile
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is this what you did?
check: PYTHON-exists
PYTHON-exists: ; @which python > /dev/null
mytarget: check
.PHONY: check PYTHON-exists
credit to my coworker.
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