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Why does the C preprocessor interpret the word “linux” as the constant “1”?
...unix and vax was a way to allow code to detect at compile time what system it was being compiled for. There was no official language standard back then (beyond the reference material at the back of the first edition of K&R), and C code of any complexity was typically a complex maze of #ifdefs to...
How to disable typing special characters when pressing option key in Mac OS X? [closed]
... download Ukulele from here:
http://scripts.sil.org/cms/scripts/page.php?site_id=nrsi&id=ukelele
In the application you can create a new keylayout using File -> New from current source. Pressing Option will show you in the place for Option-b a red colored key - meaning it's a dead key. Doub...
Good reasons to prohibit inheritance in Java?
What are good reasons to prohibit inheritance in Java, for example by using final classes or classes using a single, private parameterless constructor? What are good reasons of making a method final?
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Determine if variable is defined in Python [duplicate]
... runtime? This is not always obvious because (1) the variable could be conditionally set, and (2) the variable could be conditionally deleted. I'm looking for something like defined() in Perl or isset() in PHP or defined? in Ruby.
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Why cast unused return values to void?
...ason for casting an unused return value to void, or am I right in thinking it's a complete waste of time?
9 Answers
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C: differences between char pointer and array [duplicate]
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True, but it's a subtle difference. Essentially, the former:
char amessage[] = "now is the time";
Defines an array whose members live in the current scope's stack space, whereas:
char *pmessage = "now is the time";
Defines a poi...
Does it make any sense to use inline keyword with templates?
Since templates are defined within headers and compiler is able to determine if inlining a function is advantageous, does it make any sense? I've heard that modern compilers know better when to inline a function and are ignoring inline hint.
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Check if a given key already exists in a dictionary and increment it
...follow
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edited Feb 2 '19 at 8:26
JamesThomasMoon1979
2,92633 gold badges2424 silver badges3737 bronze badges
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How do I reflect over the members of dynamic object?
...o get a dictionary of properties and their values from an object declared with the dynamic keyword in .NET 4? It seems using reflection for this will not work.
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Is there an equivalent of 'which' on the Windows command line?
...to find the full path to a program on the Windows command line, given just its name.
26 Answers
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