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What is the difference between single-quoted and double-quoted strings in PHP?
...le confused why I see some code in PHP with string placed in single quotes and sometimes in double quotes.
12 Answers
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Group By Multiple Columns
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@HoGo anonymous typed objects implement their own Equals and GetHashCode methods which is used when grouping the objects.
– Byron Carasco
Sep 7 '17 at 18:57
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How to make a JSONP request from Javascript without JQuery?
...ng jQuery or other external library? I would like to use JavaScript itself and then parse the data and make it an object so I could use it. Do I have to use an external library? If not, how can I do it?
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PDO MySQL: Use PDO::ATTR_EMULATE_PREPARES or not?
...nswer your concerns:
MySQL >= 5.1.17 (or >= 5.1.21 for the PREPARE and EXECUTE statements) can use prepared statements in the query cache. So your version of MySQL+PHP can use prepared statements with the query cache. However, make careful note of the caveats for caching query results in the...
Write bytes to file
I have a hexadecimal string (e.g 0CFE9E69271557822FE715A8B3E564BE ) and I want to write it to a file as bytes. For example,
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warning: refname 'HEAD' is ambiguous
I am new to Git and I seem to have one branch too many if I execute the following command:
5 Answers
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Why are there two ways to unstage a file in Git?
...ult is not a staged deletion, that's for sure, hence I think the misunderstanding is totally understandable.
– Roman Starkov
Jan 12 '14 at 14:16
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How do you parse and process HTML/XML in PHP?
How can one parse HTML/XML and extract information from it?
30 Answers
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Deprecated warning for Rails 4 has_many with order
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In Rails 4, :order has been deprecated and needs to be replaced with lambda scope block as shown in the warning you've posted in the question. Another point to note is that this scope block needs to be passed before any other association options such as dependent...
Is there a range class in C++11 for use with range based for loops?
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The C++ standard library does not have one, but Boost.Range has boost::counting_range, which certainly qualifies. You could also use boost::irange, which is a bit more focused in scope.
C++20's range library will allow you to do this ...