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How to create default value for function argument in Clojure
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Brian CarperBrian Carper
64.9k2525 gold badges154154 silver badges164164 bronze badges
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scala vs java, performance and memory? [closed]
... Java the appropriate comparison web page is - shootout.alioth.debian.org/u64q/scala.php
– igouy
May 6 '11 at 15:08
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show 4 more comments
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Which, if any, C++ compilers do tail-recursion optimization?
... Strange. I just tested gcc 4.2.3 (x86, Slackware 12.1) and gcc 4.6.2 (AMD64, Debian wheezy) and with -O1 there is no inlining and no tail-recursion optimization. You have to use -O2 for that (well, in 4.2.x, which is rather ancient now, it still won't be inlined). BTW It's also worth to add that g...
Is < faster than
...a <=901)
cmpl $901, -4(%rbp)
jg .L3
My example if is from GCC on x86_64 platform on Linux.
Compiler writers are pretty smart people, and they think of these things and many others most of us take for granted.
I noticed that if it is not a constant, then the same machine code is generated in ...
Some questions about Automatic Reference Counting in iOS5 SDK
...iler flag. ARC is supported in
Xcode 4.2 for Mac OS X v10.6 and v10.7
(64-bit applications) and for iOS 4
and iOS 5. (Weak references are not
supported in Mac OS X v10.6 and iOS
4). There is no ARC support in Xcode
4.1.
-
If I develop a new app for iOS 5 using
ARC, will I nee...
How to pass json POST data to Web API method as an object?
...r browser console
$.ajax({
type: 'POST',
url: 'http://localhost:33649/api/TestApi/TestMethod',
data: {'':'hello'},
contentType: 'application/x-www-form-urlencoded',
dataType: 'json',
success: function(data){ console.log(data) }
});
Second, to perform multiple posts, It is ...
How do I use Node.js Crypto to create a HMAC-SHA1 hash?
...format:
hmac.setEncoding('hex');
//or also commonly: hmac.setEncoding('base64');
// callback is attached as listener to stream's finish event:
hmac.end(text, function () {
hash = hmac.read();
//...do something with the hash...
});
More formally, if you wish, the line
hmac.end(text, funct...
Disabling Chrome Autofill
... Not working as of 1.13.2018 Version 63.0.3239.132 (Official Build) (64-bit)
– PellucidWombat
Jan 13 '18 at 17:54
46
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Error: Can't set headers after they are sent to the client
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Lance PollardLance Pollard
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How to get last items of a list in Python?
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cobbalcobbal
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