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Patrick Schlüter

Luxembourg City, Luxembourg

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Top Questions
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Top Answers
106
Why is the use of alloca() not considered good practice?
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90
strdup() - what does it do in C?
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68
The role of #ifdef and #ifndef
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55
When if ever was the C language 'int' size altered from the host machine word (register) size into a literal 32 bit size?
retrocomputing.stackexchange.com

51
When should I use mmap for file access?
stackoverflow.com

38
How do I achieve the theoretical maximum of 4 FLOPs per cycle?
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31
Why did the VIC-20 and C64 have only 22 and 40 columns when the earlier PET had 80 column text?
retrocomputing.stackexchange.com

31
Indenting #defines
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29
Is it a good idea to use C99 VLA compared to malloc/free?
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29
C typedef of pointer to structure
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28
What does AND 0xFF do?
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27
mmap, msync and linux process termination
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25
What are the most useful new features in C99?
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24
Why did they create PC games relying on a fixed CPU frequency instead of a clock function?
retrocomputing.stackexchange.com

23
Why should you use strncpy instead of strcpy?
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22
Why did the Motorola 68000 processor family fall out of use in personal computers in the 21st century?
retrocomputing.stackexchange.com

20
Fast 4x4 Matrix Multiplication in C
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19
union versus void pointer
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18
What is meant by "memory is 8 bytes aligned"?
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16
How to format strings using printf() to get equal length in the output
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16
How does "while(*s++ = *t++)" copy a string?
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15
Is recursion ever faster than looping?
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15
When should we use mutex and when should we use semaphore
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13
what is meant by normalization in huge pointers
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13
Most modern C compilers targeting DOS 8086, running on DOS 8086 (16-bit)
retrocomputing.stackexchange.com

13
How would one write object-oriented code in C?
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12
Specifying size of enum type in C
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12
Why do you need an explicit `-lm` compiler option?
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11
Switch statement: must default be the last case?
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10
Detecting 64bit compile in C
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