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What does $$ (dollar dollar or double dollar) mean in m>PHP m>?
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It evaluates the contents of one variable as the name of another. Basically it gives you the variable whose name is stored in $link.
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How to parse m>Ex m>cel (XLS) file in Javascript/HTML5
I am able to read m>Ex m>cel file via FileReader but it outputs tm>ex m>t as well as weird characters with it. I need to read xls file row-wise, read data in every column and convert it to JSON.
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How to convert array values to lowercase in m>PHP m>?
How can I convert all values in an array to lowercase in m>PHP m>?
10 Answers
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What is the difference between include and require in Ruby?
...t load a file as require do, but instead replace the #include line, by the content of the file. Included files don't have to be 'header' and #include don't have to be at the beginning of file but can be anywhere, like in class or even a method definition. This means you can do mixin in C++ by writt...
What's the difference between echo, print, and print_r in m>PHP m>?
...Just to add to John's answer, echo should be the only one you use to print content to the page.
print is slightly slower. var_dump() and print_r() should only be used to debug.
Also worth mentioning is that print_r() and var_dump() will echo by default, add a second argument to print_r() at least ...
set gvim font in .vimrc file
...e file.
Type Ctrl+R followed by :.
The command in step 6 will insert the contents of the : special register
which contains the last m>ex m>-mode command used. Here that will be the command
from step 4, which has the properly formatted font name thanks to the tab
completion of the value previously se...
What is the difference between display: inline and display: inline-block?
... No, I'm not. img-tags are a "replaced elements" which basically means the content is replaced so it behaves like an inline-block element. And yes the actual default property (the by the browser computed property is inline). But the only reason for that is because inline-block wasn't introduced unti...
How to remove a directory from git repository?
...d is incidentally why the man page for git describes itself as "the stupid content tracker"
An answer on "How do I add an empty directory to a git repository" links to the FAQ on this subject:
Currently the design of the git indm>ex m>
(staging area) only permits files to
be listed, and nobody c...
{version} wildcard in MVC4 Bundle
...ersion in the path (not in the file name), so I am trying to do this: "~/Content/Libraries/bootstrap/{version}/css/bootstrap.css" But when I run RegisterBundles, I get an Argumentm>Ex m>ception that says "Directory does not m>ex m>ist."
– Michael Nelson
Oct 8 '13 at 1...
Passing multiple values to a single PowerShell script parameter
...ll=\"#1BB76E\"/\u003e\u003c/svg\u003e\u003c/a\u003e",
contentPolicyHtml: "User contributions licensed under \u003ca href=\"https://stackoverflow.com/help/licensing\"\u003ecc by-sa\u003c/a\u003e \u003ca href=\"https://stackoverflow.com/legal/content-policy\"\u003e(content policy)...