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CFileDialog用法及参数解释 - C/C++ - 清泛网 - 专注C/C++及内核技术
...ONLY:隐藏只读选项
OFN_OVERWRITEPROMPT:覆盖已有文件前提
OFN_ALLOWMULTISELECT:允许选择多个文件
OFN_CREATEPROMPT:如果输入的文件名不存在,则对话框返回询问用户是否根据次文件名创建文件的消息框
OFN_FILEMUSTEXIST:只能输入已存在的文件...
解决rc中无法设置CComboBox下拉列表框高度的问题 - C/C++ - 清泛网 - 专注C...
...m whose height is to be set; otherwise, nIndex must be 0 and the height of all list items will be set.
If nIndex is –1, the height of the edit-control or static-text portion of the combo box is to be set.
cyItemHeight
Specifies the height, in pixels, of the combo-box component id...
MySQL (\'root\'@\'%\') does not exist 的问题 - 数据库(内核) - 清泛网 - 专注C/C++及内核技术
...:
登陆mysql ,执行
mysql -u root -pPasswd
mysql >grant all privileges on *.* to root@"%" identified by "Passwd" ;
mysql >flush privileges;MySQL root
闲扯Nginx的accept_mutex配置 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...际上Nginx作者Igor Sysoev曾经给过相关的解释:
OS may wake all processes waiting on accept() and select(), this is called thundering herd problem. This is a problem if you have a lot of workers as in Apache (hundreds and more), but this insensible if you have just several workers as ...
HTTPKeepAlive,开启还是关闭 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...
其中,各项结果的含义如下:
Active connections: number of all open connections
Server accepts handled requests: nginx accepted 66542336512 connections, handled 66542336512 connections (no one was closed just it was accepted), and handles 67713042963 requests
Reading: nginx reads r...
.reg文件删除注册表项和值 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...能参阅:
http://www.microsoft.com/resources/documentation/windows/xp/all/proddocs/en-us/reg.mspx?mfr=true
文章引用自:http://support.microsoft.com/kb/310516
reg文件 删除 注册表
MySQL ('root'@'%') does not exist 的问题 - 爬虫/数据库 - 清泛IT社区,为创新赋能!
...mysql ,执行
mysql -u root -pPasswd
mysql >grant all privileges on *.* to root@"%" identified by "Passwd" ;
mysql >flush privileges;
Linux C++ 单元测试与gcov代码覆盖率统计 - C/C++ - 清泛网 - 专注C/C++及内核技术
...cpp.gcov
lcov --rc lcov_branch_coverage=1 -c -d . -o demo_lcov_report
#all
#genhtml --rc genhtml_branch_coverage=1 demo_lcov_report -o out_report
#filter
lcov --rc lcov_branch_coverage=1 -r demo_lcov_report '/usr/include/*' '*lib/*' -o filtered_coverage
genhtml --rc genhtml_branch_coverage=1...
【解决】Linux用户xfce界面卡住(不同地方登陆,状态不对导致) - 操作系统...
...即可解决,ssh登陆用户目录下写个脚本执行一下:
kill_all_my_processes.sh
#!/bin/sh
ps -ef | grep xxx | awk '{print $2}' | xargs kill -9
注意:xxx请改成自己登陆卡住的用户名。linux xfce
Linux升级OpenSSL的方法 - 操作系统(内核) - 清泛网 - 专注IT技能提升
...ssl' #ubuntu 和debian可以用
2、升级openssl版本:
yum clean all && yum update "openssl*" #redhat系列用这个
apt-get update && apt-get upgrade #ubuntu和debian可以用
zypper update #OpenSuSE可以用
参考:https://www.jb51.net/LINUXjishu/348267.html
openssl
