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Difference between new and override

...se the last defined implementation of a method. Even if the method is called on a reference to the base class it will use the implementation overriding it. public class Base { public virtual void DoIt() { } } public class Derived : Base { public override void DoIt() { ...
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Execute Python script via crontab

...p/crontab.JTQ0My/crontab":22: bad minute errors in crontab file, can't install. Do you want to retry the same edit? (y/n)" if I type "y", I've returned to file edit. And if I type "n" the file is not saved. I add this line at last line of the file: "/1 * * * * /usr/bin/python script.py" ...
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Is there a recommended way to return an image using ASP.NET Web API

... Images are heavy. ASP.NET WebForms, HttpHandlers, MVC, and Web API all do a absolutely terrible job of serving static files. IIS does an extremely good job of that - Often 20-100x more efficiently. If you want to get good performance, do URL rewriting at the latest during PostAuthorizeRequ...
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How to avoid mysql 'Deadlock found when trying to get lock; try restarting transaction'

...tation suggest that in case of a deadlock the client should retry automatically. you can add this logic to your client code. (Say, 3 retries on this particular error before giving up). share | impro...
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Multiple submit buttons in an HTML form

...tions, like a bigger page with several buttons spread over each corner but all in one single form this is simply unmanageable. – Tylla Jul 19 at 22:49 add a comment ...
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Function vs. Stored Procedure in SQL Server

... environmental changes to SQL Server (i.e., no INSERT or UPDATE statements allowed). A function can be used inline in SQL statements if it returns a scalar value or can be joined upon if it returns a result set. A point worth noting from comments, which summarize the answer. Thanks to @Sean K Ande...
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git push fails: RPC failed; result=22, HTTP code = 411

... You can also do this globally - git config --global http.postBuffer 524288000 That will allow all local repos to push up to 500MB of data. share | ...
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Storing Images in DB - Yea or Nay?

...tabase to be best. There are a couple of issues: database storage is usually more expensive than file system storage you can super-accelerate file system access with standard off the shelf products for example, many web servers use the operating system's sendfile() system call to asynchronously...
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Commenting multiple lines in DOS batch file

... Wow, didn't know notepad++ has such a nice feature! Actually really missed it because I'm used to `Ctrl+7' in Eclipse. Voted up to 42 ;) – Danny Lo Dec 6 '15 at 14:45 ...
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Html.BeginForm and adding properties

... Yes, indeed...I believe all of the strongly typed (expression-based) methods are in the futures assembly (aspnet.codeplex.com/Release/…). – dp. Apr 25 '09 at 8:50 ...