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What is the difference between == and Equals() for primitives in C#?
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Remember that, in the code of the question, if one changes int age = 25; to const int age = 25;, then the outcome will change. That is because an implicit conversion from int to short does exist in that case. See Implicit constant expression conversions.
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How to retrieve checkboxes values in jQuery
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Here's one that works (see the example):
function updateTextArea() {
var allVals = [];
$('#c_b :checked').each(function() {
allVals.push($(this).val());
});
$('#t').val(allVals);
}
$(function...
What is the difference between MVC and MVVM? [closed]
...(or other patterns of organising software into separate responsibilities). One assumption, that frequently came out of this pattern, was that the ViewModel simply replaced the controller in MVC (as if you could just substitute VM for C in the acronym and all would be forgiven)...
The ViewModel does ...
Is there a way to @Autowire a bean that requires constructor arguments?
...d am using @Autowire annotation for my class members as much as possible. One of the beans that I need to autowire requires arguments to its constructor. I've looked through the Spring docs, but cannot seem to find any reference to how to annotate constructor arguments.
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What can I do to resolve a “Row not found or changed” Exception in LINQ to SQL on a SQL Server Compa
...WHERE [title] IS NULL", to make sure the title has not been changed by someone else.
LINQ looks up the properties of
[title] in the mapping.
LINQ will find [title] NOT NULLable.
Since [title] is NOT NULLable, by
logic it never could be NULL!
So, optimizing the query, LINQ
replaces it with "where 0 =...
Unit testing Anti-patterns catalogue
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Yeah, that's my favorite one. I do it all the time. Oh... wait... you said that this was a bad thing. :-)
– guidoism
Sep 10 '10 at 22:37
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Creating a CSS3 box-shadow on all sides but one
...izontal line) going up, shading the bottom of all tabs except for the open one.
9 Answers
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PersistentObjectException: detached entity passed to persist thrown by JPA and Hibernate
I have a JPA-persisted object model that contains a many-to-one relationship: an Account has many Transactions . A Transaction has one Account .
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How can I load an object into a variable name that I specify from an R data file?
...dRDS, correspondingly, save and restore all object's attributes, including ones created by an application (via attr)? I tried to use this approach instead of save and load, trying to find a workaround for my problem. Howver, it doesn't seem to be the case, unless I'm doing something wrong: stackover...
Evenly distributing n points on a sphere
...spreads them out. There's no need for "perfection", but I just need it so none of them are bunched together.
15 Answers
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