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C++ Tuple vs Struct
Is there is any difference between using a std::tuple and a data-only struct ?
12 Answers
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Why does 1==1==1 return true, “1”==“1”==“1” return true, and “a...
I tested the above code in Chrome's console and for some reason, a() returns true, b() returns true, and c() returns false.
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How do you implement a Stack and a Queue in JavaScript?
What is the best way to implement a Stack and a Queue in JavaScript?
24 Answers
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In what situations would AJAX long/short polling be preferred over HTML5 WebSockets?
...sends request headers with optional data, gets a response from the server, and closes the connection.
Supported in all major browsers.
Long poll - request → wait → response. Creates a connection to the server like AJAX does, but maintains a keep-alive connection open for some time (not long tho...
Using group by on multiple columns
I understand the point of GROUP BY x .
2 Answers
2
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When to use MyISAM and InnoDB? [duplicate]
...gned with the idea that your database is queried far more than its updated and as a result it performs very fast read operations. If your read to write(insert|update) ratio is less than 15% its better to use MyISAM.
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What is the difference between Set and List?
What is the fundamental difference between the Set<E> and List<E> interfaces?
27 Answers
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MySQL error: key specification without a key length
...r BLOB types such as TINYBLOB, MEDIUMBLOB, LONGBLOB, TINYTEXT, MEDIUMTEXT, and LONGTEXT that you try to make a primary key or index. With full BLOB or TEXT without the length value, MySQL is unable to guarantee the uniqueness of the column as it’s of variable and dynamic size. So, when using BLOB ...
Heap vs Binary Search Tree (BST)
What is the difference between a heap and BST?
8 Answers
8
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Python dictionary from an object's fields
...class Foo(object):
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Also, there's a difference between an 'object' and a 'class'. To build a dictionary from an arbitrary object, it's sufficient to use __dict__. Usually, you'll declare your methods at class level and your attributes at instance level, so __dict__ should be fine. For exampl...