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Difference between char* and const char*?
What's the difference between
8 Answers
8
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What's the advantage of a Java enum versus a class with public static final fields?
I am very familiar with C# but starting to work more in Java. I expected to learn that enums in Java were basically equivalent to those in C# but apparently this is not the case. Initially I was excited to learn that Java enums could contain multiple pieces of data which seems very advantageous ( ht...
PHP Redirect with POST data
I did some research on this topic, and there are some experts who have said that it is not possible , so I would like to ask for an alternative solution.
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What's the difference between Ruby's dup and clone methods?
The Ruby docs for dup say:
6 Answers
6
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In Perl, how can I read an entire file into a string?
I'm trying to open an .html file as one big long string. This is what I've got:
16 Answers
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How to test if list element exists?
I would like to test if an element of a list exists, here is an example
7 Answers
7
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How do I watch a file for changes?
I have a log file being written by another process which I want to watch for changes. Each time a change occurs I'd like to read the new data in to do some processing on it.
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Why does find -exec mv {} ./target/ + not work?
...to know exactly what {} \; and {} \+ and | xargs ... do. Please clarify these with explanations.
5 Answers
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What text editor is available in Heroku bash shell? [closed]
I'm trying to update httpd.conf in my Cedar-based Heroku app. I got to my Heroku bash with
15 Answers
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What is the worst real-world macros/pre-processor abuse you've ever come across?
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From memory, it looked something like this:
#define RETURN(result) return (result);}
int myfunction1(args) {
int x = 0;
// do something
RETURN(x)
int myfunction2(args) {
int y = 0;
// do something
R...