fndefbwefsowpvqfx - 博客园

2020年12月15日

摘要： https://cmake.org/cmake/help/latest/command/function.html Start recording a function for later invocation as a command. function(<name> [<arg1> ...]) 阅读全文

posted @ 2020-12-15 14:26 fndefbwefsowpvqfx 阅读(131) 评论(0) 推荐(0) 编辑

math

摘要： https://cmake.org/cmake/help/latest/command/math.html Evaluate a mathematical expression. math(EXPR <variable> "<expression>" [OUTPUT_FORMAT <format>] 阅读全文

posted @ 2020-12-15 14:24 fndefbwefsowpvqfx 阅读(84) 评论(0) 推荐(0) 编辑

string

摘要： https://cmake.org/cmake/help/latest/command/string.html Synopsis Search and Replace string(FIND <string> <substring> <out-var> [...]) string(REPLACE < 阅读全文

posted @ 2020-12-15 14:23 fndefbwefsowpvqfx 阅读(57) 评论(0) 推荐(0) 编辑

file

摘要： https://cmake.org/cmake/help/latest/command/file.html Synopsis Reading file(READ <filename> <out-var> [...]) file(STRINGS <filename> <out-var> [...]) 阅读全文

posted @ 2020-12-15 14:21 fndefbwefsowpvqfx 阅读(145) 评论(0) 推荐(0) 编辑

get_filename_component

摘要： https://cmake.org/cmake/help/latest/command/get_filename_component.html Get a specific component of a full filename. get_filename_component(<var><File 阅读全文

posted @ 2020-12-15 14:19 fndefbwefsowpvqfx 阅读(366) 评论(0) 推荐(0) 编辑

list

摘要： https://cmake.org/cmake/help/latest/command/list.html Synopsis Reading list(LENGTH <list> <out-var>) list(GET <list> <element index> [<index> ...] <ou 阅读全文

posted @ 2020-12-15 14:17 fndefbwefsowpvqfx 阅读(105) 评论(0) 推荐(0) 编辑

2020年12月14日

Command Line Utilities

摘要： The openssl program provides a rich variety of commands, each of which often has a wealth of options and arguments. Many commands use an external conf 阅读全文

posted @ 2020-12-14 09:32 fndefbwefsowpvqfx 阅读(503) 评论(0) 推荐(0) 编辑

Useful OpenSSL Commands

摘要： Useful OpenSSL Commands Useful commands for creating and working with CSRs and certificates You can use our SSL Certificate Discovery Tool to find and 阅读全文

posted @ 2020-12-14 09:29 fndefbwefsowpvqfx 阅读(137) 评论(0) 推荐(0) 编辑

2020年12月7日

Graphic Debug

摘要： https://www.khronos.org/opengl/wiki/Debugging_Tools There are several tools that can aid in the debugging of your OpenGL program. Contents 1 Debug Out 阅读全文

posted @ 2020-12-07 16:51 fndefbwefsowpvqfx 阅读(140) 评论(0) 推荐(0) 编辑

2020年11月28日

mdn js doc

摘要： https://kapeli.com/mdn_offline https://developer.mozilla.org/en-US/docs/MDN/About#Downloading_content https://stackoverflow.com/questions/9501882/mdn- 阅读全文

posted @ 2020-11-28 08:11 fndefbwefsowpvqfx 阅读(94) 评论(0) 推荐(0) 编辑

2020年11月27日

ffmpeg h265

摘要： From my own experience, if you want absolutely no loss in quality, --lossless is what you are looking for. Not sure about avconv but the command you t 阅读全文

posted @ 2020-11-27 21:08 fndefbwefsowpvqfx 阅读(198) 评论(0) 推荐(0) 编辑

2020年11月26日

js fs test

摘要： var fs=require('fs'); const lineReader = require('line-reader'); var reg = /<a href=.*?(?=('>))/g; var reg2 = /(?<=('>))[0-9a-z_A-Z]*?(?=<\/a)/g; /* l 阅读全文

posted @ 2020-11-26 23:12 fndefbwefsowpvqfx 阅读(79) 评论(0) 推荐(0) 编辑

2020年11月25日

蜜汁证件照片尺寸

摘要： 1寸照片，尺寸大小是：2.5厘米×3.5厘米，分辨率设成300像素/英寸，这样最终得到的像素是：295×413小2寸照片，尺寸大小是：3.3厘米×4.8厘米，分辨率设成300像素/英寸，得到的像素是：390×5672寸照片，尺寸大小是：3.5厘米×5.3厘米，分辨率设成300像素/英寸，达到的像素是阅读全文

posted @ 2020-11-25 17:41 fndefbwefsowpvqfx 阅读(1098) 评论(0) 推荐(0) 编辑

2020年11月23日

cpp basic concept

摘要： A C++ program is a sequence of text files (typically header and source files) that contain declarations. They undergo translation to become an executa 阅读全文

posted @ 2020-11-23 17:42 fndefbwefsowpvqfx 阅读(107) 评论(0) 推荐(0) 编辑

C++11 introduced a standardized memory model

摘要： https://en.cppreference.com/w/cpp/language/memory_model https://en.cppreference.com/w/cpp/atomic/memory_order First, you have to learn to think like a 阅读全文

posted @ 2020-11-23 15:26 fndefbwefsowpvqfx 阅读(108) 评论(0) 推荐(0) 编辑

What is move semantics?

摘要： find it easiest to understand move semantics with example code. Let's start with a very simple string class which only holds a pointer to a heap-alloc 阅读全文

posted @ 2020-11-23 15:24 fndefbwefsowpvqfx 阅读(86) 评论(0) 推荐(0) 编辑

What is the effect of extern “C” in C++?

摘要： extern "C" makes a function-name in C++ have C linkage (compiler does not mangle the name) so that client C code can link to (use) your function using 阅读全文

posted @ 2020-11-23 15:22 fndefbwefsowpvqfx 阅读(134) 评论(0) 推荐(0) 编辑

What does the explicit keyword mean?

摘要： The compiler is allowed to make one implicit conversion to resolve the parameters to a function. What this means is that the compiler can use construc 阅读全文

posted @ 2020-11-23 15:21 fndefbwefsowpvqfx 阅读(118) 评论(0) 推荐(0) 编辑

static variables in an inlined function

摘要： I guess you're missing something, here. static function? Declaring a function static will make it "hidden" in its compilation unit. A name having name 阅读全文

posted @ 2020-11-23 15:18 fndefbwefsowpvqfx 阅读(439) 评论(0) 推荐(0) 编辑

Stability of the C++ ABI: Evolution of a Programming Language

摘要： https://www.oracle.com/technical-resources/articles/it-infrastructure/stable-cplusplus-abi.html As C++ evolved over the years, the Application Binary 阅读全文

posted @ 2020-11-23 13:35 fndefbwefsowpvqfx 阅读(110) 评论(0) 推荐(0) 编辑