Jonathan Leffler

United States

None

Age: 52

Long-time Informix user and developer, experienced in C and Unix (many variants). Email: jonathan.leffler@gmail.com

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Do you use the TR 24731 'safe' functions?

c security coding-style tr24731 asked Dec 16 '08 at 22:21

stackoverflow.com

24 votes

Password hashing, salt and storage of hashed values

security encryption hash salt asked Jul 27 '09 at 23:01

stackoverflow.com

21 votes

Ambiguous tag 8080

discussion stackoverflow tags ambiguous-tags asked Sep 12 '12 at 14:13

meta.stackoverflow.com

19 votes

What is the recommended toolchain for formatting XML DocBook?

xml apache pdf fop docbook asked Sep 23 '08 at 18:17

stackoverflow.com

19 votes

What is the difference between ssize_t and ptrdiff_t?

c posix asked Dec 27 '11 at 20:33

stackoverflow.com

19 votes

Pointless but popular tag 'pass' — can it be burninated?

discussion status-completed stackoverflow tags burninate-request asked Sep 14 '12 at 13:43

meta.stackoverflow.com

18 votes

Does the 'o' modifier for Perl regular expressions still provide any benefit?

regex perl asked Feb 15 '09 at 3:30

stackoverflow.com

15 votes

Does a not-an-answer 'answer' benefit from the same comment repeated five times?

bug stackoverflow not-an-answer asked Apr 6 at 1:17

meta.stackoverflow.com

14 votes

DOS BAT file equivalent to Unix basename command?

batch-file dos asked Aug 8 '10 at 2:30

stackoverflow.com

14 votes

How to give constructive feedback to a user whose only question was deleted within ten minutes of being asked?

discussion feedback asked Sep 23 '12 at 19:15

meta.stackoverflow.com

Top Answers

376

What are extern variables in C?

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304

Solve the memory alignment in C interview question that stumped me

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228

What are the differences between Perl, Python, AWK and sed?

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163

Capturing multiple line output to a bash variable

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119

“static const” vs “#define” in C

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119

How to pipe stderr, and not stdout?

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114

C #define macro for debug printing

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Using getopts in bash shell script to get long and short command line options

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What's the best way to check that environment variables are set in Unix shellscript

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How can I exclude all “permission denied”-messages from “find .”?

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What is the bit size of long on 64-bit Windows?

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How to iterate over arguments in bash script

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C preprocessor and concatenation

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How to tell if a string is not defined in a bash shell script?

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warning Insecure world writable dir

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Shell/Bash Command to get nth line of STDOUT

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What does a type followed by _t (underscore-t) represent?

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What is the difference between sigaction and signal?

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Java SE 6 vs. JRE 1.6 vs. JDK 1.6 - What do these mean?

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Should we hire someone who writes C in Perl?

programmers.stackexchange.com

Macro returning the number of arguments it is given in C?

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How can I make my web page not be copied?

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What are the most useful new features in C99?

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size of int, long, etc

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Geospatial coordinates and distance in kilometers… (updated again)

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How to efficiently calculate a running standard deviation?

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LBYL vs EAFP in Java?

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Where to document functions in C?

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List of standard header files in C and C++

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Strengths of Shell Scripting compared to Python

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