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How to read the output from git diff?
...se). The --git is to mean that diff is in the "git" diff format.
Next are one or more extended header lines. The first threesimilarity index 95%
rename from builtin-http-fetch.c
rename to http-fetch.ctell us that the file was renamed from builtin-http-fetch.c to http-fetch.c and that those two fil...
MyISAM versus InnoDB [closed]
...30% reads ). This ratio would also include updates which I consider to be one read and one write. The reads can be dirty (e.g. I don't need 100% accurate information at the time of read).
The task in question will be doing over 1 million database transactions an hour.
...
Programmer Puzzle: Encoding a chess board state throughout a game
...ion of pieces on the board. Encoding simply the positions of the pieces is one thing but the problem says “all subsequent legal moves”. The problem also says nothing about knowing the moves up to this point. That’s actually a problem as I’ll explain.
Castling
The game has proceeded as foll...
How to get the primary IP address of the local machine on Linux and OS X? [closed]
...f sed from a FreeBSD release of a few years ago. Not sure precisely which one, as OSX has adoped FreeBSD source code a few times over the years. I believe the use of -E was intended to be comparable to grep's -E option. No idea why GNU folks opted for -r instead.
– ghoti
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How to find the 'sizeof' (a pointer pointing to an array)?
...p until that value, but that's not using sizeof().
Another trick is the one mentioned by Zan, which is to stash the size somewhere. For example, if you're dynamically allocating the array, allocate a block one int bigger than the one you need, stash the size in the first int, and return ptr+1 as...
What's the point of OOP?
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@melaos: the summary is in the middle. OOP is one tool in the toolkit, not the only one, and there is no substitute for training, experience, and judgement.
– Mike Dunlavey
Dec 31 '08 at 14:37
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Under what circumstances are linked lists useful?
...al-world usage sample below - that would not be there if @Neil hadn't mentioned FORTRAN. ;-)
For example, ConcurrentDictionary<TKey, TValue> in .NET 4.0 RC use linked lists to chain items that hash to the same bucket.
The underlying data structure for ConcurrentStack<T> is also a link...
What should go into an .h file?
...d to provide the implementation information that only needs to be known in one file. In general, function bodies, and internal variables that should/will never be accessed by other modules, are what belong in .cpp files. In a word, "implementations".
The simplest question to ask yourself to determi...
How to add a Timeout to Console.ReadLine()?
...urprised to learn that after 5 years, all of the answers still suffer from one or more of the following problems:
A function other than ReadLine is used, causing loss of functionality. (Delete/backspace/up-key for previous input).
Function behaves badly when invoked multiple times (spawning multip...
How to add one day to a date? [duplicate]
I want to add one day to a particular date. How can I do that?
18 Answers
18
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