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Is Integer Immutable
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Immutable does not mean that a can never equal another value. For example, String is immutable too, but I can still do this:
String str = "hello";
// str equals "hello"
str = str + "world";
// now str equals "helloworld"
str was not changed,...
Getting the ID of the element that fired an event
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@ZianChoy - I'm not quite sure what you mean by "custom attributes", but you can use $(event.target) if you need a jQuery method, e.g., $(event.target).attr("organisation:thingy");.
– nnnnnn
Jun 25 '12 at 11:05
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If REST applications are supposed to be stateless, how do you manage sessions?
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Statelessness means that every HTTP request happens in complete isolation. When the client makes an HTTP request, it includes all the information necessary for the server to fulfill that request. The server never relies on information from...
REST API Best practices: Where to put parameters? [closed]
...e.com/article/5/page=2 where partly you know what each part is supposed to mean (the basics such as article and 5 obviously mean get me the data of type article with id 5) and additional parameters are specified as part of the URI. They can be in the form of page=2, or page/2 if you know that after ...
'id' is a bad variable name in Python
...d! A generic, common name used in thousands of places (where context gives meaning). So someone decided to use it as a global name where there is no context?
– Basic
Jul 26 '16 at 14:27
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Types in MySQL: BigInt(20) vs Int(20)
... fewer values than can be stored in their respective number of bytes. That means 232 values in an INT and 264 values in a BIGINT.
The 20 in INT(20) and BIGINT(20) means almost nothing. It's a hint for display width. It has nothing to do with storage, nor the range of values that column will accept...
Can table columns with a Foreign Key be NULL?
...ckslider, you say "(as opposed to an empty string)", but I don't think you meant that you would INSERT a value of empty string, but rather, that you don't specify a value at for the Value at all? i.e. you don't even mention the column in your INSERT INTO {table} {list_of_columns} ? Because that's tr...
django order_by query set, ascending and descending
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- before column name mean descending order without - mean ascending.
– CallMarl
Jun 3 at 8:52
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Relational table naming convention [closed]
...ependent)
thus the Verb Phrase is carefully chosen, so that it is the most meaningful, and generic terms are avoided (this becomes easier with experience). The Verb Phrase is important during modelling because it assists in resolving the model, ie. clarifying relations, identifying errors, and corr...
What do commas and spaces in multiple classes mean in CSS?
...grid_6 class, contained inside the elements with .container_12.
The space means heritage, and the comma means 'and'. If you put properties with a selector like
.class-a, .class-b, you will have the properties applied to the elements with anyone of the two classes.
Hope I have helped.
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