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C++ cout hex values?
...o control the exact formatting of the output number, such as leading zeros and upper/lower case.
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Java generics T vs Object
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Isolated from context - no difference. On both t and obj you can invoke only the methods of Object.
But with context - if you have a generic class:
MyClass<Foo> my = new MyClass<Foo>();
Foo foo = new Foo();
Then:
Foo newFoo = my.doSomething(foo);
Same cod...
How to detect first time app launch on an iPhone
...ingWithOptions:(NSDictionary *)launchOptions
{
if (![[NSUserDefaults standardUserDefaults] boolForKey:@"HasLaunchedOnce"])
{
[[NSUserDefaults standardUserDefaults] setBool:YES forKey:@"HasLaunchedOnce"];
[[NSUserDefaults standardUserDefaults] synchronize];
}
return YE...
how to change uiviewcontroller title independent of tabbar item title
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in xcode 9 and ios 11 in swift 4 it show error that unambiguous use of title
– Sushobhit
Oct 4 '17 at 13:15
1
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Is 1.0 a valid output from std::generate_canonical?
I always thought random numbers would lie between zero and one, without 1 , i.e. they are numbers from the half-open interval [0,1). The documention on cppreference.com of std::generate_canonical confirms this.
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Difference between . and : in Lua
I am confused about the difference between function calls via . and via :
3 Answers
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android image button
How can i create a button with no text and an image centered horizontally ?
I don't want to use an ImageButton because I want to define a different backgound image
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iOS: Compare two dates
I have a NSDate that I must compare with other two NSDate and I try with NSOrderAscending and NSOrderDescending but if my date is equal at other two dates?
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How to do case insensitive search in Vim
... Also, \c can appear anywhere in the pattern, so if you type a pattern and then decide you wanted a case-insensitive search, just add a \c at the end.
– Alok Singhal
Feb 18 '10 at 9:20
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Generate C# class from XML
...D:\temp\test.cs'.
Notes
Answer how to change directory in Developer Command Prompt to d:\temp may be useful.
If you generate classes for multi-dimensional array, there is a bug in XSD.exe generator, but there are workarounds.
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