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Find the Smallest Integer Not in a List
An interesting interview question that a colleague of mine uses:
28 Answers
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How can I reconcile detached HEAD with master/origin?
I'm new at the branching complexities of Git. I always work on a single branch and commit changes and then periodically push to my remote origin.
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What is the difference between user and kernel modes in operating systems?
What are the differences between User Mode and Kernel Mode, why and how do you activate either of them, and what are their use cases?
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How to print a debug log?
I'd like to debug some PHP code, but I guess printing a log to screen or file is fine for me.
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LPCSTR, LPCTSTR and LPTSTR
What the difference between LPCSTR , LPCTSTR and LPTSTR ?
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How can I reliably get an object's address when operator& is overloaded?
Consider the following program:
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Why Does OAuth v2 Have Both Access and Refresh Tokens?
Section 4.2 of the draft OAuth 2.0 protocol indicates that an authorization server can return both an access_token (which is used to authenticate oneself with a resource) as well as a refresh_token , which is used purely to create a new access_token :
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How to do 3 table JOIN in UPDATE query?
I asked a question and got this reply which helped.
6 Answers
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How to efficiently build a tree from a flat structure?
I have a bunch of objects in a flat structure. These objects have an ID and a ParentID property so they can be arranged in trees. They are in no particular order.
Each ParentID property does not necessarily matches with an ID in the structure. Therefore their could be several trees emerging ...
Diff output from two programs without temporary files
Say I have too programs a and b that I can run with ./a and ./b .
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