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Accessing inactive union member and undefined behavior?
...n type-punning is allowed in C++, we have to search further. Recall that c99 is a normative reference for C++11 (and C99 has similar language to C11 permitting union type-punning):
3.9 Types [basic.types]
4 - The object representation of an object of type T is the sequence of N unsigned ch...
Currency formatting in Python
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user37986user37986
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How to use random in BATCH script?
...s range with:
set /a num=%random% %%100
- will produce number between 0~99.
This one:
set /a num=%random% %%100 +1
- will produce number between 1~100.
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Center image using text-align center?
... codecraftnapcodecraftnap
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Delete empty lines using sed
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Alberto ZaccagniAlberto Zaccagni
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What is uintptr_t data type
...ng, at the time the question was asked, uintptr_t was not in C++. It's in C99, in <stdint.h>, as an optional type. Many C++03 compilers do provide that file. It's also in C++11, in <cstdint>, where again it is optional, and which refers to C99 for the definition.
In C99, it is defined a...
Converting BigDecimal to Integer
...{
given:
BigDecimal decimal = new BigDecimal(Integer.MAX_VALUE - 1.99)
BigDecimal hugeDecimal = new BigDecimal(Integer.MAX_VALUE + 1.99)
BigDecimal reallyHuge = new BigDecimal("10000000000000000000000000000000000000000000000")
String decimalAsBigIntString = decimal.toBigInteger()...
Select all contents of textbox when it receives focus (Vanilla JS or jQuery)
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ZachZach
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Maximum length for MySQL type text
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Mark Mullin
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answered Jul 20 '11 at 18:43
fyrfyr
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How does the C code that prints from 1 to 1000 without loops or conditional statements work?
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(&exit)(j+1) and exit(j+1) are essentially the same thing - quoting C99 §6.3.2.1/4:
A function designator is an expression that has function type. Except when it is the
operand of the sizeof operator or the unary & operator, a function designator with
type "function returning type...