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Explanation of strong and weak storage in iOS5
... storage. I have read the documentation and other SO questions, but they all sound identical to me with no further insight.
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How are ssl certificates verified?
...private key of a trusted certificate authority.
Your web browser comes installed with the public keys of all of the major certificate authorities. It uses this public key to verify that the web server's certificate was indeed signed by the trusted certificate authority.
The certificate contains the...
Index all *except* one item in python
Is there a simple way to index all elements of a list (or array, or whatever) except for a particular index? E.g.,
9 An...
How Do I Choose Between a Hash Table and a Trie (Prefix Tree)?
...me (assuming the longest key is the longest english word) it can be essentially O(1) (in relation to the upper bound). Maybe the longest english word is 50 characters?
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fetch in git doesn't get all branches
... manual, and it seems dead straight easy. Strangely it's not working, and all the posts I've found suggest I'm doing the right thing. So I'll subject myself to the lambasting, because there must be something obviously wrong with this:
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Passing additional variables from command line to make
... arguments? In other words, I want to pass some arguments which will eventually become variables in the Makefile.
8 Answers...
How to disable CSS in Browser for testing purposes
Is there any way I can disable all external CSS in a browser (Firefox, Chrome...)?
16 Answers
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Access to private inherited fields via reflection in Java
...t.println(f.get(b));
}
}
(Or Class.getDeclaredFields for an array of all fields.)
Output:
5
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Reshaping data.frame from wide to long format
...s melt/cast. Here is a solution with reshape, assuming your data frame is called d:
reshape(d,
direction = "long",
varying = list(names(d)[3:7]),
v.names = "Value",
idvar = c("Code", "Country"),
timevar = "Year",
times = 1950:1954)
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What techniques can be used to speed up C++ compilation times?
...ity that takes advantage of caching techniques to speed things up.
Use Parallelism
Many compilers / IDEs support using multiple cores/CPUs to do compilation simultaneously. In GNU Make (usually used with GCC), use the -j [N] option. In Visual Studio, there's an option under preferences to allow it...