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Sorting an array of objects in Ruby by object attribute?
...at kind of object is @created_at? Does it define <=>? What kind of errors are you getting? etc, etc, ad nauseum. In other words, we need more detail than "but no luck for me".
– rampion
May 20 '09 at 13:19
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Why do we need extern “C”{ #include } in C++?
...y than a C compiler would, so when you try to link, you would get a linker error saying there were missing symbols.
To resolve this, we tell the C++ compiler to run in "C" mode, so it performs name mangling in the same way the C compiler would. Having done so, the linker errors are fixed.
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Convert Float to Int in Swift
...Float(Int.max) + 1
let int = Int(float)
Will due to a nice crash:
fatal error: floating point value can not be converted to Int because it is greater than Int.max
So I've created an extension that handles overflow:
extension Double {
// If you don't want your code crash on each overflow, u...
Bash script prints “Command Not Found” on empty lines
...you usually just need to look at the command output immediately before the error to see what's causing the problem
If, as you say, it's the blank lines causing the problems, you might want to check what's actaully in them. Run:
od -xcb testscript.sh
and make sure there's no "invisible" funny cha...
Writing a Python list of lists to a csv file
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WOW that python 3 error is very unhelpful. Thanks @vladV (a bytes-like object is required, not 'str'). It kinda makes sense in hindsight, but not informative of where to look at all.
– Rambatino
May 25 '1...
How to find out where a function is defined?
...o check where does the function defined, try to redefine the function, PHP error system will simply returns an error told you where the function previously defined
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Retrieving a random item from ArrayList [duplicate]
...has never been declared as a variable, so it makes sense that it causes an error. But more importantly, you have code after a return statement and this will cause an unreachable code error.
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Is there an online name demangler for C++? [closed]
I'm getting a fairly long and confusing link error, and would love it if I could just paste it into some textbox on some website and have the names un-mangled for me.
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Why is “int i = 2147483647 + 1;” OK, but “byte b = 127 + 1;” is not compilable?
...refer constants being evaluated with infinite precision and also giving an error on int i = 2147483647 + 1;
– Eduardo
Aug 6 '11 at 16:47
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Getting content/message from HttpResponseMessage
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Thanks, but why i get this error here: "System.Net.Http.HttpResponseMessage' does not contain a definition for 'GetResponseStream' and no extension method 'GetResponseStream' accepting a first argument of type 'System.Net.Http.HttpResponseMessage' coul...