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Why is auto_ptr being deprecated?
...r unique_ptr usage) , can you suggest what was intended in those remaining 96.8584073465% of all usage?
– Marc van Leeuwen
Jun 19 '14 at 4:49
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jQuery: Return data after ajax call success [duplicate]
...9
rsprsp
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SparseArray vs HashMap
...<V> values;
}
Class = 12 + 8 * 4 = 48 bytes
Entry = 32 + 16 + 16 = 64 bytes
Array = 20 + 1000 * 64 = 64024 bytes
Total = 64,136 bytes
Source: Android Memories by Romain Guy from slide 90.
The numbers above are the amount of memory (in bytes) allocated on heap by JVM.
They may vary dependin...
Forward an invocation of a variadic function in C
...Rosenfield
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What is the difference between Int and Integer?
...ay
recognise the "bignum" type here.
"Int" is the more common 32 or 64 bit
integer. Implementations vary,
although it is guaranteed to be at
least 30 bits.
Source: The Haskell Wikibook. Also, you may find the Numbers section of A Gentle Introduction to Haskell useful.
...
Multiple github accounts on the same computer?
... – here I'll name the new key github-otheruser
$ ssh-keygen -t rsa -b 4096 -f ~/.ssh/github-otheruser
Now, when we look at tree ~/.ssh we see
$ tree ~/.ssh
/Users/you/.ssh
├── known_hosts
├── github-mainuser
├── github-mainuser.pub
├── github-otheruser
└── github-...
Which characters make a URL invalid?
...d by RFC 3986 (see Section 2: Characters) may contain any of the following 84 characters:
ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-._~:/?#[]@!$&'()*+,;=
Note that this list doesn't state where in the URI these characters may occur.
Any other character needs to be encod...
Comparing two byte arrays in .NET
...
akuaku
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Generate a Hash from string in Javascript
...ained here, we can extend the hash bit size using this trick:
function hash64(str) {
var h1 = hash32(str); // returns 32 bit (as 8 byte hex string)
return h1 + hash32(h1 + str); // 64 bit (as 16 byte hex string)
}
Use it with care and don't expect too much though.
...
Get Unix Epoch Time in Swift
...-bit numbers won't be usable for the Unix timestamp and they'll have to be 64-bit.
let seconds = Date().timeIntervalSince1970
let milliseconds = Date().timeIntervalSince1970 * 1_000
let microseconds = Date().timeIntervalSince1970 * 1_000_000
An extension:
extension Date {
var unixTimestamp: ...