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What is a bus error?

...*/ int main() { int fd; int *map; int size = sizeof(int); char *name = "/a"; shm_unlink(name); fd = shm_open(name, O_RDWR | O_CREAT, (mode_t)0600); /* THIS is the cause of the problem. */ /*ftruncate(fd, size);*/ map = mmap(NULL, size, PROT_READ | PROT_WRITE, MA...
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A proper wrapper for console.log with correct line number?

...function') this.debug[m] = console[m].bind(window.console, klass.toString()+": ") }else{ for (var m in console) if (typeof console[m] == 'function') this.debug[m] = function(){} } return this.debug } isDebug = true //global debug state debug = Debugger(isDebug, this...
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怎么往SetTimer的回调函数传递参数 - C/C++ - 清泛网 - 专注C/C++及内核技术

...LBACK TimerFunc(HWND hwnd,UINT uMsg,UINT_PTR idEvent,DWORD dwTime) { char * buf = (char*)idEvent; printf( "%s/n", buf );//这里打印的就是"abcde" } DWORD CALLBACK AutoBakup( PVOID lpParam ) { char * buf = "abcde"; MSG msg; UINT id=SetTimer(NULL,1,1000,TimerFunc); ...
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How do I split a string on a delimiter in Bash?

I have this string stored in a variable: 32 Answers 32 ...
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Adjust UILabel height to text

...ks for me. Updated for Swift 4.0 import UIKit func heightForView(text:String, font:UIFont, width:CGFloat) -> CGFloat{ let label:UILabel = UILabel(frame: CGRectMake(0, 0, width, CGFloat.greatestFiniteMagnitude)) label.numberOfLines = 0 label.lineBreakMode = NSLineBreakMode.byWordW...
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Displaying better error message than “No JSON object could be decoded”

...ean values: it appears that rson reads incorrectly capitalized booleans as strings. >>> rson.loads('[true,False]') [True, u'False'] share | improve this answer | f...
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Can Objective-C switch on NSString?

...stand, CardType cannot be equal to any enclosed @"" eg: [CardType isEqualToString:@"Three"] – Adromil Balais Jul 18 '17 at 7:53 add a comment  |  ...
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What are some (concrete) use-cases for metaclasses?

...Model): ... foo = Integer() ... >>> class B(A): ... bar = String() ... >>> B._fields {'foo': Integer('A.foo'), 'bar': String('B.bar')} Again, this can be done (without inheritance) with a class decorator: def model(cls): fields = {} for key, value in vars(cls).it...
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Factory pattern in C#: How to ensure an object instance can only be created by a factory class?

...work, and make the constructor private? public BusinessClass { public string MyProperty { get; private set; } private BusinessClass() { } private BusinessClass(string myProperty) { MyProperty = myProperty; } public static BusinessClass CreateObject(string ...
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When should I use File.separator and when File.pathSeparator?

In the File class there are two strings, separator and pathSeparator . 3 Answers ...