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How can I get useful error messages in PHP?
...I will try and run a PHP script and just get a blank screen back. No error message; just an empty screen. The cause might have been a simple syntax error (wrong bracket, missing semicolon), or a failed function call, or something else entirely.
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Difference between \n and \r?
...y:
in Unix and all Unix-like systems, \n is the code for end-of-line, \r means nothing special
as a consequence, in C and most languages that somehow copy it (even remotely), \n is the standard escape sequence for end of line (translated to/from OS-specific sequences as needed)
in old Mac systems ...
Incrementing in C++ - When to use x++ or ++x?
I'm currently learning C++ and I've learned about the incrementation a while ago.
I know that you can use "++x" to make the incrementation before and "x++" to do it after.
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jQuery's jquery-1.10.2.min.map is triggering a 404 (Not Found)
I'm seeing error messages about a file, min.map , being not found:
11 Answers
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PHP Pass variable to next page
...page, is completely unconnected with the current page. Except if you use something like sessions, cookies or GET / POST variables. Sessions and cookies are quite easy to use, with session being by far more secure than cookies. More secure, but not completely secure.
Session:
//On page 1
$_SESSION[...
Resolving a 'both added' merge conflict in git?
...ng in git, and one conflict I get is 'both added' - that is, exactly the same filename has been added independently in my branch, and in the branch I'm rebasing on. git status tells me:
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find without recursion
Is it possible to use the find command in some way that it will not recurse into the sub-directories? For example,
3 Answ...
Delete a closed pull request from GitHub
...s part of the philosophy of not denying/hiding what happened during development.
However, if there are critical reasons for deleting it (this is mainly violation of Github Terms of Service), Github support staff will delete it for you.
Whether or not they are willing to delete your PR for you is s...
How to parse JSON in Java
...ve the following JSON text. How can I parse it to get the values of pageName , pagePic , post_id , etc.?
34 Answers
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Utilizing multi core for tar+gzip/bzip compression/decompression
...t query that. You can ask for more with -p n, e.g. -p 32. pigz has the same options as gzip, so you can request better compression with -9. E.g.
tar cf - paths-to-archive | pigz -9 -p 32 > archive.tar.gz
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