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How can I check if a program exists from a Bash script?
How would I validate that a program exists, in a way that will either return an error and exit, or continue with the script?
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Best architectural approaches for building iOS networking applications (REST clients)
I'm an iOS developer with some experience and this question is really interesting to me. I saw a lot of different resources and materials on this topic, but nevertheless I'm still confused. What is the best architecture for an iOS networked application? I mean basic abstract framework, patterns, whi...
Why is f(i = -1, i = -1) undefined behavior?
...say that the instructions performing the assignment cannot be interleaved. It might be optimal to do so, depending on CPU architecture. The referenced page states this:
If A is not sequenced before B and B is not sequenced before A, then
two possibilities exist:
evaluations of A and B...
Defeating a Poker Bot
...feat a poker bot. (This is a purely academic discussion, in the same spirit that PokerPirate was written.)
12 Answers
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Project management to go with GitHub [closed]
(EDIT: This question is now outdated for my particular issue, as Google Code supports git now and I've converted Protocol Buffers to Mercurial anyway. However, it's still of general interest, IMO.)
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How to avoid using Select in Excel VBA
...rence of using .Select in Excel VBA, but am unsure of how to avoid using it. I am finding that my code would be more re-usable if I were able to use variables instead of Select functions. However, I am not sure how to refer to things (like the ActiveCell etc.) if not using Select .
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C# Events and Thread Safety
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The JIT isn't allowed to perform the optimization you're talking about in the first part, because of the condition. I know this was raised as a spectre a while ago, but it's not valid. (I checked it with either Joe Duffy or Vance ...
SPA best practices for authentication and session management
...ferent form, at length, here:
RESTful Authentication
But this addresses it from the server-side. Let's look at this from the client-side. Before we do that, though, there's an important prelude:
Javascript Crypto is Hopeless
Matasano's article on this is famous, but the lessons contained therei...
Why is x86 ugly? Why is it considered inferior when compared to others? [closed]
...en reading some SO archives and encountered statements against the x86 architecture.
10 Answers
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Const before or const after?
To start you probably know that const can be used to make either an object's data or a pointer not modifiable or both.
7 ...