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https://www.tsingfun.com/it/cpp/1524.html 

error: ‘uint16_t’ does not name a type - C/C++ - 清泛网 - 专注C/C++及内核技术

...typedef int int32_t; typedef unsigned uint32_t; typedef long long int64_t; typedef unsigned long long uint64_t; uint16_t
https://www.tsingfun.com/it/cpp/1527.html 

C++类的前置申明 - C/C++ - 清泛网 - 专注C/C++及内核技术

...用前置申明后,只能使用A的指针(32位编译器占4字节,64位编译器占8字节...class A; (而非 include "A.h",可能暂时都没有类A的定义) 使用前置申明后,只能使用A的指针(32位编译器占4字节,64位编译器占8字节),new一个A对象...
https://www.tsingfun.com/it/bigdata_ai/2295.html 

Python学习之Jupyter Notebook和highchart安装 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术

Python学习之Jupyter Notebook和highchart安装运行环境Win7 64位 + Python3 5 2一、安装网页端编译器Jupyter Notebook在cmd输入pip3 install jupyter在cmd输入jupyter notebook, 运行环境 Win7 64位 + Python3.5.2 一、安装网页端编译器Jupyter Notebook 在cm...
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Linux MySql编译安装 - 更多技术 - 清泛网 - 专注C/C++及内核技术

Linux MySql编译安装安装环境:centos 6.4 x86_64curl -O http: cdn.mysql.com Downloads MySQL-5.6 mysql-5.6.12.tar.gztar -zxf mysql-5.6.12cd mysq...安装环境:centos 6.4 x86_64 #下载mysql源码包 curl -O http://cdn.mysql.com/Downloads/MySQL-5.6/mysql-5.6.12.tar.gz tar -zxf mysql-5....
https://bbs.tsingfun.com/thread-570-1-1.html 

error: ‘uint16_t’ does not name a type - c++1y / stl - 清泛IT社区,为创新赋能!

..._t; typedef unsigned   uint32_t; typedef long long  int64_t; typedef unsigned long long   uint64_t;复制代码
https://www.tsingfun.com/it/cpp/cpu_avx_run.html 

CPU指令集avx程序无法运行,运行崩溃 - C/C++ - 清泛网 - 专注C/C++及内核技术

... lscpu 命令查看CPU指令集,看否支持。比如_mm256_cmpeq_epi64 这个函数需要avx2指令集,但CPU不支持,就导致程序崩溃起不来。原因就CPU不支持相应的指令集导致的。 Linux上使用 lscpu 命令查看CPU指令集,看否支持。 比如 _m...
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eclipse升级后启动失败:Heap堆内存不足 - 更多技术 - 清泛网 - 专注C/C++及内核技术

... java.vendor=Oracle Corporation BootLoader constants: OS=linux, ARCH=x86_64, WS=gtk, NL=en_US Framework arguments: -product org.eclipse.epp.package.cpp.product Command-line arguments: -os linux -ws gtk -arch x86_64 -product org.eclipse.epp.package.cpp.product !ENTRY org.eclipse.osgi 4 0 202...
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App Inventor 2 低功耗蓝牙 BlueToothLE 拓展之:RequestMTU否有上限? -...

RequestMTU 没反应,因为这个值1024太大了 1024没触发,64触发了 MTU设64不报错,设100报错 128报错.256不报错. ---- 连上后,调用,没有触发回调? 待调查研究这个函数否有上限。
https://bbs.tsingfun.com/thread-2322-1-1.html 

为什么会提示AppInventor2.exe 不有效的 Win32 - App Inventor 2 离线版 ...

本帖最后由 lmn2005 于 2025-04-15 18:35 编辑 电脑系统为64位win7,安装AppInventor2后运行,提示C:\AppInventor2\AppInventor2.exe 不有效的 Win32 应用程序 这为什么? https://aka.ms/vs/16/release/vc_redist.x64.exe 装一个运行环境试试,如果还...
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What is the difference between encode/decode?

...st as a side note - you can select some pervert encoding, like 'zip', 'base64', 'rot' and some of them will convert from string to string, but I believe the most common case is one that involves UTF-8/UTF-16 and string. shar...