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What is the difference between varchar and nvarchar?
...ead from or write to the database. Conversions take time, and are prone to errors. And recovery from conversion errors is a non-trivial problem.
If you are interfacing with an application that uses only ASCII, I would still recommend using Unicode in the database. The OS and database collation algo...
Global variables in Java
...ou sell your app this will happen sooner or later and you keep looking for error everywhere but not there....
– user387184
Nov 5 '11 at 19:55
10
...
Inline comments for Bash?
...s a valid expression. A real comment would generate something like: syntax error near unexpected token &&'`
– Sebastian Wagner
Sep 13 '18 at 15:59
...
How do I find out which keystore was used to sign an app?
...:78:24:DC:CA:92:36:FF:AE:8C:17:DB
SHA1: 16:59:E7:E3:0C:AA:7A:0D:F2:0D:05:20:12:A8:85:0B:32:C5:4F:68
Signature algorithm name: SHA1withRSA
Then use the keytool again to print out all the aliases of your signing keystore:
keytool -list -keystore my-signing-key.keystore
You will get a li...
Nginx url重写rewrite实例详解 - 更多技术 - 清泛网移动版 - 专注IT技能提升
...et/301-redirect-for-nginx/
输入指令~
/usr/local/nginx/sbin/nginx -t
提示：
the configuration file /usr/local/nginx/conf/nginx.conf syntax is ok
configuration file /usr/local/nginx/conf/nginx.conf test is successful
测试成功~ 重启nginx~ 输入指令~
/usr/local/nginx/sbin/nginx -s...
Nginx url重写rewrite实例详解 - 更多技术 - 清泛网移动版 - 专注IT技能提升
...et/301-redirect-for-nginx/
输入指令~
/usr/local/nginx/sbin/nginx -t
提示：
the configuration file /usr/local/nginx/conf/nginx.conf syntax is ok
configuration file /usr/local/nginx/conf/nginx.conf test is successful
测试成功~ 重启nginx~ 输入指令~
/usr/local/nginx/sbin/nginx -s...
Nginx url重写rewrite实例详解 - 更多技术 - 清泛网移动版 - 专注IT技能提升
...et/301-redirect-for-nginx/
输入指令~
/usr/local/nginx/sbin/nginx -t
提示：
the configuration file /usr/local/nginx/conf/nginx.conf syntax is ok
configuration file /usr/local/nginx/conf/nginx.conf test is successful
测试成功~ 重启nginx~ 输入指令~
/usr/local/nginx/sbin/nginx -s...
Nginx url重写rewrite实例详解 - 更多技术 - 清泛网移动版 - 专注IT技能提升
...et/301-redirect-for-nginx/
输入指令~
/usr/local/nginx/sbin/nginx -t
提示：
the configuration file /usr/local/nginx/conf/nginx.conf syntax is ok
configuration file /usr/local/nginx/conf/nginx.conf test is successful
测试成功~ 重启nginx~ 输入指令~
/usr/local/nginx/sbin/nginx -s...
Nginx url重写rewrite实例详解 - 更多技术 - 清泛网移动版 - 专注IT技能提升
...et/301-redirect-for-nginx/
输入指令~
/usr/local/nginx/sbin/nginx -t
提示：
the configuration file /usr/local/nginx/conf/nginx.conf syntax is ok
configuration file /usr/local/nginx/conf/nginx.conf test is successful
测试成功~ 重启nginx~ 输入指令~
/usr/local/nginx/sbin/nginx -s...
Nginx url重写rewrite实例详解 - 更多技术 - 清泛网移动版 - 专注IT技能提升
...et/301-redirect-for-nginx/
输入指令~
/usr/local/nginx/sbin/nginx -t
提示：
the configuration file /usr/local/nginx/conf/nginx.conf syntax is ok
configuration file /usr/local/nginx/conf/nginx.conf test is successful
测试成功~ 重启nginx~ 输入指令~
/usr/local/nginx/sbin/nginx -s...