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<em>Mem>ongoDB/NoSQL: Keeping Docu<em>mem>ent Change History
A fairly co<em>mem><em>mem>on require<em>mem>ent in database applications is to track changes to one or <em>mem>ore specific entities in a database. I've heard this called row versioning, a log table or a history table (I'<em>mem> sure there are other na<em>mem>es for it). There are a nu<em>mem>ber of ways to approach it in an RDB<em>Mem>S--you can wri...
How do I (or can I) SELECT DISTINCT on <em>mem>ultiple colu<em>mem>ns?
I need to retrieve all rows fro<em>mem> a table where 2 colu<em>mem>ns co<em>mem>bined are all different. So I want all the sales that do not have any other sales that happened on the sa<em>mem>e day for the sa<em>mem>e price. The sales that are unique based on day and price will get updated to an active status.
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I want to execute shell co<em>mem><em>mem>ands fro<em>mem> <em>Mem>aven's po<em>mem>.x<em>mem>l
I want to execute Linux shell co<em>mem><em>mem>ands with <em>Mem>aven. Here is what I tried:
5 Answers
5
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Can I control the location of .NET user settings to avoid losing settings on application upgrade?
I'<em>mem> trying to custo<em>mem>ize the location of the user.config file. Currently it's stored with a hash and version nu<em>mem>ber
4 Ans...
Why doesn't C# support the return of references?
...of references, but C# doesn't. Is there a special reason? Why I can't do so<em>mem>ething like:
4 Answers
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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
...助。nginx rewrite 实现二级域名跳转
当访问http://www.jbyuan.co<em>mem>跳转到http://www.jbyuan.co<em>mem>/nvxingjiankang/
方法一：
这种方法浏览器地址会变www.jbyuan.co<em>mem>/nvxingjiankang/
实现访问如下：
server {
listen 80;
server_na<em>mem>e www.test.co<em>mem>;
...
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
...助。nginx rewrite 实现二级域名跳转
当访问http://www.jbyuan.co<em>mem>跳转到http://www.jbyuan.co<em>mem>/nvxingjiankang/
方法一：
这种方法浏览器地址会变www.jbyuan.co<em>mem>/nvxingjiankang/
实现访问如下：
server {
listen 80;
server_na<em>mem>e www.test.co<em>mem>;
...
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
...助。nginx rewrite 实现二级域名跳转
当访问http://www.jbyuan.co<em>mem>跳转到http://www.jbyuan.co<em>mem>/nvxingjiankang/
方法一：
这种方法浏览器地址会变www.jbyuan.co<em>mem>/nvxingjiankang/
实现访问如下：
server {
listen 80;
server_na<em>mem>e www.test.co<em>mem>;
...
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
...助。nginx rewrite 实现二级域名跳转
当访问http://www.jbyuan.co<em>mem>跳转到http://www.jbyuan.co<em>mem>/nvxingjiankang/
方法一：
这种方法浏览器地址会变www.jbyuan.co<em>mem>/nvxingjiankang/
实现访问如下：
server {
listen 80;
server_na<em>mem>e www.test.co<em>mem>;
...
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
...助。nginx rewrite 实现二级域名跳转
当访问http://www.jbyuan.co<em>mem>跳转到http://www.jbyuan.co<em>mem>/nvxingjiankang/
方法一：
这种方法浏览器地址会变www.jbyuan.co<em>mem>/nvxingjiankang/
实现访问如下：
server {
listen 80;
server_na<em>mem>e www.test.co<em>mem>;
...