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How do I get the collection of Model State Errors in ASP.NET MVC?
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@DaveH Yep, you should totally check for existence first
– Alex Lyman
Dec 4 '13 at 20:03
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How do I disable a jquery-ui draggable?
...docs for draggable() are here. Same goes for sortable() objects (if you're allowing drag-n-drop reordering.)
– nickb
Apr 7 '11 at 2:52
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Get top n records for each group of grouped results
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Here is one way to do this, using UNION ALL (See SQL Fiddle with Demo). This works with two groups, if you have more than two groups, then you would need to specify the group number and add queries for each group:
(
select *
from mytable
where `group` = 1
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How to define optional methods in Swift protocol?
...an take advantage of powerful generics system.
You can always be sure that all requirements are met when encountering types that conform to such protocol. It's always either concrete implementation or default one. This is how "interfaces" or "contracts" behave in other languages.
Disadvantages
F...
Best Practice: Initialize JUnit class fields in setUp() or at declaration?
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If you're wondering specifically about the examples in the JUnit FAQ, such as the basic test template, I think the best practice being shown off there is that the class under test should be instantiated in your setUp method (or in a test method).
When ...
Interface or an Abstract Class: which one to use?
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I was trying all day to understand the usages of abstract and interface classes, your post made it all clear. Thanks a lot Alan
– afarazit
May 21 '11 at 12:51
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How to handle floats and decimal separators with html5 input type number
... has a default value of 1. If you want the input's validation algorithm to allow floating-point values, specify a step accordingly.
For example, I wanted dollar amounts, so I specified a step like this:
<input type="number" name="price"
pattern="[0-9]+([\.,][0-9]+)?" step="0.01"
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Paused in debugger in chrome?
...nly takes a couple of hours (or less depending on your experience) to view all the options in the devTools UI and get comfortable with them. Please invest this time! It will help you immensely in your day-to-day debugging routine.
– CodeVortex
Aug 23 '16 at 8:3...
Code-first vs Model/Database-first [closed]
...will lose part of the control on both your entities and database but for small easy projects you will be very productive.
If you want additional features in POCO entities you must either T4 modify template or use partial classes.
Manual changes to database will be most probably lost because your mod...
Multiple submit buttons on HTML form – designate one button as default [duplicate]
... managed to push the next button to the right by (1) floating it right (2) all other buttons floated left (3) all buttons displayed block (4) all buttons, including next button, specified in source order.
– Salman A
Dec 26 '09 at 14:56
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