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Work on a remote project with Eclipse via SSH

...pective in Eclipse: Define a new connection and choose SSH Only from the Select Remote System Type screen in the New Connection dialog. Enter the connection information then choose Finish. Connect to the new host. (Assumes SSH keys are already setup.) Once connected, drill down into the host's Sft...
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Query a parameter (postgresql.conf setting) like “max_connections”

... SHOW, such as minimum and maximum values. For your original request: SELECT * FROM pg_settings WHERE name = 'max_connections'; Finally, there is current_setting(), which can be nested in DML statements: SELECT current_setting('max_connections'); Related: How to test my ad-hoc SQL wit...
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How can I create a self-signed cert for localhost?

... Services (IIS) Manager or simply inetmgr.exe. From there go to your site, select Bindings... and Add... or Edit.... Set https and select your certificate from the drop down. Your certificate is now trusted: share ...
https://www.tsingfun.com/it/os_kernel/2261.html 

BIO与NIO、AIO的区别(这个容易理解) - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术

...IO是否完成,那么为什么说是阻塞的呢?因为此时是通过select系统调用来完成的,而select函数本身的实现方式是阻塞的,而采用select函数有个好处就是它可以同时监听多个文件句柄,从而提高系统的并发性! 异步非阻塞IO:在此...
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javac not working in windows command prompt

...anced" tab ⇒ Environment Variables In "System Variables", scroll down to select "PATH" ⇒ Edit (( now read the following 3 times before proceeding, THERE IS NO UNDO )) In "Variable value" field, INSERT "c:\Program Files\Java\jdk1.8.0_xx\bin" (Replace xx with the upgrade number and VERIFY that ...
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SQL Server Operating system error 5: “5(Access is denied.)”

...s -> Double Click SQL Server (SQLEXPRESS) -> right click, Properties Select Log On Tab Select "Local System Account" (the default was some obtuse Windows System account) -> OK right click, Stop right click, Start Voilá ! I think setting the logon account may have been an option in the ...
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ASP.NET MVC Yes/No Radio Buttons with Strongly Bound Model MVC

... The second parameter is selected, so use the ! to select the no value when the boolean is false. <%= Html.RadioButton("blah", !Model.blah) %> Yes <%= Html.RadioButton("blah", Model.blah) %> No ...
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Recover unsaved SQL query scripts

...gled for Retrieve unsaved Scripts and found a solution. Run the following select script. It provides a list of scripts and its time of execution in the last 24 hours. This will be helpful to retrieve the scripts, if we close our query window in SQL Server management studio without saving the script...
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How do I create a simple 'Hello World' module in Magento?

...ck our work). In the admin application Go to System->Cache Management Select Refresh from the All Cache menu Click Save Cache settings Now, we make sure that Magento knows about the module Go to System->Configuration Click Advanced In the "Disable modules output" setting box, look for yo...
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Debug code-first Entity Framework migration codes

... the top of my Configuration.Seed method. It causes a popup that lets you select your Visual Studio to debug the code. However, my system hangs when I select it (perhaps unrelated). – Talon Sep 12 '13 at 9:21 ...