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Oracle nvarchar和varchar相互转换、联合查询 - 数据库(内核) - 清泛网 - ...
...national character set. The output datatype isNVARCHAR2.
（A表字段c_xxx:varchar，B表c_xxx:nvarchar）
select translate(c_xxx USING NCHAR_CS) from A
union all
select c_xxx from B
或者
select c_xxx from A
union all
select translate(c_xxx USING CHAR_CS) from B
注意：translat...
Parse error: syntax error, unexpected end of file in xxx 的解决办法 - ...
Parse error: syntax error, unexpected end of file in xxx 的解决办法出现此提示一般是因为PHP代码中使用了 缩短的PHP开始和结束标签，如： <? ?> 。解决办法如下如下两种：第1种办法：将代码中的<? ?>全...出现此提示一般是因为PHP代码中使用...
Git基本命令 - 更多技术 - 清泛网 - 专注C/C++及内核技术
Git基本命令在~ .ssh config中使用vim配置主机信息。Host XXX uesr git HostNamewww.XXX.com Port 8000从服务器上下载项目git clone Hos...在~/.ssh/config中使用vim配置主机信息。
Host XXX
uesr git
HostName www.XXX.com
Port 8000
从服务器上下载项...
xxx.sh: line x: [0: command not found - 脚本技术 - 清泛IT社区，为创新赋能！
由于if [ 后面没有加空格导致的。
if [ xxx ] 表达式前后都要有空格。
nvarchar和varchar相互转换、联合查询 - ORACLE - 清泛IT论坛，有思想、有深度
...ational character set. The output datatype is NVARCHAR2.
（A表字段c_xxx:varchar，B表c_xxx:nvarchar）
select translate(c_xxx USING NCHAR_CS) from A
union all
select c_xxx from B
或者
select c_xxx from A
union all
select translate(c_xxx USING CHAR_CS) from B
注意：translat...
编译错误 error: ISO C++ forbids declaration of ‘xxx’ with no type [-...
编译错误 error: ISO C++ forbids declaration of ‘xxx’ with no type [-fpermissive]error-iso-c-forbids-declaration-of-with-no-type比较可能的情况1：函数没有写返回类型，加上返回类型后编译成功。 ifndef ttTree_h define ttTree_hclass ttTree {public: ttTree(void); int ...
WinDbg .reload /i xxx.dll 强制加载pdb，lm 查看模块 - 微思想区 - 清泛IT...
WinDbg
.reload /i xxx.dll 强制加载pdb，lm 查看模块
An error occurred while validating. HRESULT = '8000000A'
...t I have to create/change some weird key under HKEY_USERS HKEY_USERS\S-1-5-xx-xxxxxxxxxx-xxxxxxxxx-xxxxxxxxxxx-xxxxx\...\MSBuild
But I also found that if I will be using a CMD console for HKCU with the proposed fix
REG ADD HKCU\SOFTWARE\Microsoft\VisualStudio\14.0_Config\MSBuild /t REG_DWORD /v Enab...
Android Min SDK Version vs. Target SDK Version
...
When you set targetSdkVersion="xx", you are certifying that your app works properly (e.g., has been thoroughly and successfully tested) at API level xx.
A version of Android running at an API level above xx will apply compatibility code automatically to s...
How to force cp to overwrite without confirmation
...
You can do yes | cp -rf xxx yyy, but my gutfeeling says that if you do it as root - your .bashrc or .profile has an alias of cp to cp -i, most modern systems (primarily RH-derivatives) do that to root profiles.
You can check existing aliases by ru...