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When to use virtual destructors?
...compiler won't let you call delete on a base class pointer.
You can learn more about virtuality and virtual base class destructor in this article from Herb Sutter.
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HTML5shiv vs Dean Edwards IE7-js vs Modernizr - which to choose?
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While I'm on the subject, and since you're asking about tools to make IE more compatible with other browsers, I suggest you also look into CSS3Pie, which will make your life much happier if you plan to use rounded corners on your site (plus one or two other features).
This also has no cross-over ...
Test if a command outputs an empty string
...ossible in the above example, since a single newline is a valid filename! More information in this answer.
Exit code
If you want to check that the command completed successfully, you can inspect $?, which contains the exit code of the last command (zero for success, non-zero for failure). For e...
git still shows files as modified after adding to .gitignore
...ou could use .idea/ instead of .idea/* to ignore a directory. You can find more info about the patterns on the .gitignore man page.
Helpful quote from the git-rm man page
--cached
Use this option to unstage and remove paths only from the index.
Working tree files, whether modified or no...
SQL Server Script to create a new user
...addrolemember N'db_owner', N'NewAdminName'
END;
GO
Now, Logins are a bit more fluid than I make it seem above. For example, a Login account is automatically created (in most SQL Server installations) for the Windows Administrator account when the database is installed. In most situations, I just...
Apply .gitignore on an existing repository already tracking large number of files
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Git: How to remove file from historical commit?
... to --force push the new refs.
The filter-branch approach is considerably more powerful than the rebase approach, since it
allows you to work on all branches/refs at once,
renames any tags on the fly
operates cleanly even if there have been several merge commits since the addition of the file
o...
What approaches are available to dummy design-time data in WPF?
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How to get a list of installed Jenkins plugins with name and version pair
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Text Progress Bar in the Console [closed]
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