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What is the purpose of a plus symbol before a variable?
...ion of the object. So in your particular case, it would appear to be predicating the if on whether or not d is a non-zero number.
Reference here. And, as pointed out in comments, here.
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Programmatically Lighten or Darken a hex color (or rgb, and blend colors)
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A PHP version for those who need it: gist.github.com/chaoszcat/5325115#file-gistfile1-php
– Lionel Chan
Apr 6 '13 at 6:28
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How to check if an email address exists without sending an email?
I have come across this PHP code to check email address using SMTP without sending an email .
14 Answers
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Can you nest html forms?
...1_n2
input_Form2_n2
Implementation:
<form id="Form1" action="Action1.php" method="post"></form>
<form id="Form2" action="Action2.php" method="post"></form>
<input type="text" name="input_Form1_n1" form="Form1" />
<input type="text" name="input_Form2_n1" form="For...
How to escape special characters in building a JSON string?
...ilt into whatever language you're using, like JavaScript's JSON.stringify, PHP's json_encode, or Python's json.dumps. If you're using a language that doesn't have such functionality built in, you can probably find a JSON parsing and encoding library to use. If you simply use language or library func...
How do I include a pipe | in my linux find -exec command?
...to perform the piping like so:
find -name 'file_*' -follow -type f -exec zcat {} \; | agrep -dEOE 'grep'
In terms of efficiency this results costs one invocation of find, numerous invocations of zcat, and one invocation of agrep.
This would result in only a single agrep process being spawned whi...
How do you take a git diff file, and apply it to a local branch that is a copy of the same repositor
...nks for the reply, but that caused an error saying, patch failed: filename.php:202 error:filename.php: patch does not apply. The good news is that its not the first filename in the file, so it at least would have been able to process some of the file. Any thoughts?
– Mike_K
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Change a Git remote HEAD to point to something besides master
...l point of your question, I know ;) )
Maybe the only way would be a "publication for the poor", where you:
$ git-symbolic-ref HEAD refs/head/published
$ git-update-server-info
$ rsync -az .git/* server:/local_path_to/git/myRepo.git/
But that would involve write access to the server, which is no...
How to initialize a private static const map in C++?
...un whenever header was included somewhere).
– System.Cats.Lol
Dec 3 '12 at 19:00
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How should equals and hashcode be implemented when using JPA and Hibernate
...sulting in errors and / or data corruption) because your entity may be allocated to a bucket not matching its current hashCode().
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