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Best database field type for a URL
I need to store a url in a MySQL table. What's the best practice for defining a field that will hold a URL with an undetermined length?
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How can I list ALL DNS records?
Is there any way I can list ALL DNS records for a domain?
8 Answers
8
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Check if a number has a decimal place/is a whole number
I am looking for an easy way in JavaScript to check if a number has a decimal place in it (in order to determine if it is an integer). For instance,
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How to split a string into a list?
I want my Python function to split a sentence (input) and store each word in a list. My current code splits the sentence, but does not store the words as a list. How do I do that?
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The difference between Classes, Objects, and Instances
What is a class, an object and an instance in Java?
16 Answers
16
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API vs. Webservice [closed]
What is the difference between a webservice and an API? Is the difference more than the protocol used to transfer data?
thanks.
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When should I make explicit use of the `this` pointer?
When should I explicitly write this->member in a method of
a class?
12 Answers
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What's wrong with Java Date & Time API? [closed]
Very often I come across negative feedback on Java Date and other date-time-related classes. Being a .NET developer, I cannot fully (without having used them) understand, what's actually wrong with them.
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How to name factory like methods?
I guess that most factory-like methods start with create . But why are they called " create "? Why not " make ", " produce ", " build ", " generate " or something else? Is it only a matter of taste? A convention? Or is there a special meaning in "create"?
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What is the difference between class and instance methods?
What's the difference between a class method and an instance method?
18 Answers
18
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