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What is App.config in C#.NET? How to use it?
...of information.
Overview (MSDN)
Connection String Configuration (MSDN)
Settings can be configured using built-in configuration sections such as connectionStrings or appSettings. You can add your own custom configuration sections; this is an advanced topic, but very powerful for building strongly...
Group by with multiple columns using lambda
... new Element { Company = "ORACLE CORP",TypeOfInvestment = "Assets", Worth = 59372 },
new Element { Company = "PEPSICO INC",TypeOfInvestment = "Assets", Worth = 26516 },
new Element { Company = "PROCTER & GAMBL",TypeOfInvestment = "Stocks", Worth = 38...
Why is a div with “display: table-cell;” not affected by margin?
...d by Diego Quirós, the border-spacing property also accepts two values to set a different margin for the horizontal and vertical axes.
For example
.table {/*...*/border-spacing:3px 5px;} /* 3px horizontally, 5px vertically */
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pycharm convert tabs to spaces automatically
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this was my default setting however it seems like there was some bug in the IDE which was not working so what I did is Edit>Convert Indent>Spaces
– Vaibhav Mishra
Aug 5 '12 at 13:05
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Getting exact error type in from DbValidationException
...talize it. I figured out that I had property:
public string Comment {get; set;}
Then in seed method in overrided initializer, I had quite a bit long (about 600 letters) comment.
I think the point is: in EF 4.1 you have to set data annotations explicitly in some cases. For me, setting:
[StringLe...
Intellij IDEA show javadoc automatically
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Settings | Editor | General |Code Completion | Autopopup documentation in (ms).
UPDATE: latest versions have an option to show JavaDoc on mouse move.
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iTextSharp - Sending in-memory pdf in an email attachment
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The set_CloseStream method is only available in the Java version. This is iTextSharp (.NET)
– ichiban
Jul 28 '09 at 19:11
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How to show line number when executing bash script
...cript which has a lot of commands and will generate lots of output, I use set -x or set -v and set -e , so the script would stop when error occurs. However, it's still rather difficult for me to locate which line did the execution stop in order to locate the problem.
Is there a method which can...
Is there type Long in SQLite?
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You just define a column with Integer type. SQLite sets the column length to 1,2,4,8 depending on your input.
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How does HashSet compare elements for equality?
... specify a different one on construction).
When you add an element to the set, it will find the hash code using IEqualityComparer<T>.GetHashCode, and store both the hash code and the element (after checking whether the element is already in the set, of course).
To look an element up, it will...