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Opening port 80 EC2 Amazon web services [closed]
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This is actually really easy:
Go to the "Network & Security" -> Security Group settings in the left hand navigation
Find the Security Group that your instance is apart of
Click on Inbound Rules
Use the drop down and add HTTP (...
CruiseControl [.Net] vs TeamCity for continuous integration?
...ince the one that spawned Cruise Control (java version). I've tried almost all of them at some point. I've never been happier than I am with TeamCity. It is very simple to set up and still provides a great deal of power. The build statistics page that shows build times, unit test count, pass rate et...
How do I find a stored procedure containing ?
... A million times what @PeteT said. This 4000 character limit really bit me a few years ago.
– Vivian River
Mar 31 '15 at 17:40
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NULL values inside NOT IN clause
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@Ian - It looks like "A NOT IN ( 'X', 'Y' )" actually is an alias for A <> 'X' AND A <> 'Y' in SQL. (I see that you discovered this yourself in stackoverflow.com/questions/3924694/…, but wanted to make sure your objection was addressed in this question.)
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ASP.NET MVC Html.ValidationSummary(true) does not display model errors
...rror you're adding has the key 'error' so it will not display in when you call ValidationSummary(true). You need to add your custom error message with an empty key like this:
ModelState.AddModelError(string.Empty, ex.Message);
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What does threadsafe mean?
... safe" and so I ended up writing a delegate (sample from MSDN helped) and calling it instead.
11 Answers
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window.onload vs $(document).ready()
...e HTML document has been loaded, while the onload event occurs later, when all content (e.g. images) also has been loaded.
The onload event is a standard event in the DOM, while the ready event is specific to jQuery. The purpose of the ready event is that it should occur as early as possible after ...
How to get the index of an element in an IEnumerable?
...ble is so you can lazily iterate over the contents. As such, there isn't really a concept of an index. What you are doing really doesn't make a lot of sense for an IEnumerable. If you need something that supports access by index, put it in an actual list or collection.
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Catch multiple exceptions at once?
...ore lines, try to imagine if you are dealing with file IO for example, and all you want to do is catch those exceptions and do some log messaging, but only those you expect coming from your file IO methods. Then you often have to deal with a larger number (about 5 or more) different types of excepti...
onclick() and onblur() ordering issue
...useUp, no flags. This resolved the problem by letting the browser automatically re-order based on the priority of these event handlers, without any additional work from me.
Is there any reason why this wouldn't have also worked for you?
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