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What is Dependency Injection and Inversion of Control in Spring Framework?
...read examples)
Dependency Injection(DI):
Dependency injection generally means passing a dependent object as a parameter to a method, rather than having the method create the dependent object.
What it means in practice is that the method does not have a direct dependency on a particular implementa...
How to parse JSON in Scala using standard Scala classes?
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Sorry to dig up an old post, but what's the meaning for the first Some(M(map)) in the loop? I understand the M(map) is extracting the map to the variable "map", but what about the Some?
– Federico Bonelli
Jul 17 '14 at 8:30
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lexers vs parsers
...parsers: context-free grammar (Chomsky's level 2).
They attach semantics (meaning) to the language pieces they find.
Lexers attach meaning by classifying lexemes (strings of symbols from the input) as the particular tokens. E.g. All these lexemes: *, ==, <=, ^ will be classified as "operator" ...
Strange function in ActivityManager: isUserAMonkey. What does this mean, what is its use?
...7792123%2fstrange-function-in-activitymanager-isuseramonkey-what-does-this-mean-what-is%23new-answer', 'question_page');
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Change the URL in the browser without loading the new page using JavaScript
...g_the_browser_history . Which actually bothers explaining what foo and bar mean in this case.
– mikemaccana
Feb 1 '11 at 11:45
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jQuery Validate Required Select
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To help future readers: Where is says SelectName it does mean the value of the name attribute and not the value of the id attribute. This is a bit confusing since when working in JS one usually works with the id and not the name. See documentation here: "rules (default: rules are r...
What is a 'multi-part identifier' and why can't it be bound?
... multiple parts - for instance MyTable.SomeRow - if it can't be bound that means there's something wrong with it - either you've got a simple typo, or a confusion between table and column. It can also be caused by using reserved words in your table or field names and not surrounding them with [].
I...
Multiple HttpPost method in Web API controller
... What if I don't want to set any restriction on the type of the ID? Meaning: how can I accepts string IDs as well?
– frapontillo
Sep 12 '13 at 7:54
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Select all DIV text with single mouse click
...it impossible to swipe-select a subset of the text. . . . Did you possibly mean -webkit-touch-callout: none;? I'm getting a warning for all. Anyway, what is that setting doing here? . . . @Sam in 2020 I'm seeing user-select work on MS Edge. Saner heads may have prevailed.
– Bob...
Rspec, Rails: how to test private methods of controllers?
...Ruby lets you call private methods with send, but that doesn't necessarily mean you should. Testing private methods is done through testing the public interface to those methods. This approach will work, but it's not ideal. It'd be better if the method was in a module that was included into the con...