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Why does the order in which libraries are linked sometimes cause errors in GCC?
... # wrong order
$ g++ a.cpp -L. -lb -ld # right order
The linker searches from left to right, and notes unresolved symbols as it go. If a library resolves the symbol, it takes the object files of that library to resolve the symbol (b.o out of libb.a in this case).
Dependencies of static libraries...
How to download image using requests
I'm trying to download and save an image from the web using python's requests module.
14 Answers
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serve current directory from command line
could someone give me a hint, howto serve the current directory from command line with ruby? it would be great, if i can have some system wide configuration (e.g. mime-types) and simply launch it from every directory.
...
What is the difference between an abstract function and a virtual function?
...
Coming from Java, I was a bit perplexed why we need to make it virtual at all, until I read this: stackoverflow.com/a/1062126/193634
– Rosdi Kasim
Apr 17 '13 at 7:18
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Dynamic type languages versus static type languages
...community these days (and since a long time).
A good take on the issue is from Static Typing Where Possible, Dynamic Typing When Needed: The End of the Cold War Between Programming Languages by Erik Meijer and Peter Drayton at Microsoft:
Advocates of static typing argue that
the advantages of...
ASP.NET MVC View Engine Comparison
...ous, ships with ASP.NET MVC
Cons:
Creates a slightly different problem from "tag soup" referenced above. Where the server tags actually provide structure around server and non-server code, Razor confuses HTML and server code, making pure HTML or JS development challenging (see Con Example #1) as...
How to detect when an Android app goes to the background and come back to the foreground
... means that you would need to implement whatever you want done on resuming from background in all Activity of your Application. I believe the original question was looking for something like a "onResume" for Application and not Activity.
– SysHex
Aug 20 '13 at ...
Where in memory are my variables stored in C?
...t the heap officially isn't called anything at all. Allocated memory comes from somewhere, there is no name in the standard for that "somewhere".
– Steve Jessop
Jan 29 '13 at 18:09
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Exec : display stdout “live”
...tdout/stderr events (spawn.stdout.on('data',callback..)) as they happen.
From NodeJS documentation:
var spawn = require('child_process').spawn,
ls = spawn('ls', ['-lh', '/usr']);
ls.stdout.on('data', function (data) {
console.log('stdout: ' + data.toString());
});
ls.stderr.on('data'...
How do you avoid over-populating the PATH Environment Variable in Windows?
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EDIT 4: In case you decide to use batch files to eliminate certain paths from %PATH%, you might be concerned about how to pass on arguments from your batch file to your executable such that the process is transparent (i.e., you won't notice any difference between calling the batch file and calling...