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Should you ever use protected member variables?
...r use protected member variables?
Depends on how picky you are about hiding state.
If you don't want any leaking of internal state, then declaring all your member variables private is the way to go.
If you don't really care that subclasses can access internal state, then protected is good eno...
Detect Chrome extension first run / update
How can an extension find out that it is being run for the first time or has just been updated, so that the extension can perform some specific actions? (e.g. open a help page or update settings)
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Map enum in JPA with fixed values?
I'm looking for the different ways to map an enum using JPA. I especially want to set the integer value of each enum entry and to save only the integer value.
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More elegant way of declaring multiple variables at the same time
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As others have suggested, it's unlikely that using 10 different local variables with Boolean values is the best way to write your routine (especially if they really have one-letter names :)
Depending on what you're doing, it may make sense to use a dictionary instead. F...
Error TF30063: You are not authorized to access … \DefaultCollection
I'm using TFS Preview (Team Foundation Service) with one of my projects with Visual Studio 2012. I'm also using an on-premises TFS server with most of my projects. When I use my on-premises TFS after using TFS preview and go back to using TFS preview, I get this error:
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What is the difference between OpenID and SAML?
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Original OpenID 2.0 vs SAML
They are two different protocols of authentication and they differ at the technical level.
From a distance, differences start when users initiate the authentication. With OpenID, a user login is usua...
Removing item from vector, while in C++11 range 'for' loop?
I have a vector of IInventory*, and I am looping through the list using C++11 range for, to do stuff with each one.
12 Answ...
What is a reasonable length limit on person “Name” fields?
I have a simple webform that will allow unauthenticated users to input their information, including name. I gave the name field a limit of 50 characters to coincide with my database table where the field is varchar(50), but then I started to wonder.
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How to get index using LINQ? [duplicate]
...es are ordered, some (such as Dictionary or HashSet) are not.
Therefore, LINQ does not have an IndexOf method.
However, you can write one yourself:
///<summary>Finds the index of the first item matching an expression in an enumerable.</summary>
///<param name="items">The enumera...
How to get the last char of a string in PHP?
I need to get the last character of a string.
Say I have "testers" as input string and I want the result to be "s". how can I do that in PHP?
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