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Query EC2 tags from within instance
...on of the AWS metadata tool (to retrieve your instance ID) and the new Tag API to retrieve the tags for the current instance.
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The Difference Between Deprecated, Depreciated and Obsolete [closed]
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I don’t mean this in the strict monetary sense, but an API does have a perceived value. Thus, it can be said to depreciate. If an API does depreciate then it’s more likely to be deprecated… which inevitably leads to further depreciation. This correlation might help to expl...
Integer.toString(int i) vs String.valueOf(int i)
...,i); to read more please visit this web site docs.oracle.com/javase/6/docs/api/java/util/Formatter.html
– Damian Leszczyński - Vash
Sep 24 '13 at 7:38
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removeEventListener on anonymous functions in JavaScript
...refore this === e.currentTarget. read developer.mozilla.org/en-US/docs/Web/API/EventTarget/…
– chharvey
Jun 5 '18 at 21:11
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Whitespace Matching Regex - Java
The Java API for regular expressions states that \s will match whitespace. So the regex \\s\\s should match two spaces.
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Uses for Optional
...g been using Java 8 now for 6+ months or so, I'm pretty happy with the new API changes. One area I'm still not confident in is when to use Optional . I seem to swing between wanting to use it everywhere something may be null , and nowhere at all.
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How to avoid null checking in Java?
... I agree that null is overused in Java, especially with lists. So many apis would be better if they return an empty list/array/collection instead of null. Many times, null is used where an exception should be thrown instead. An exception should be thrown if the parser can't parse.
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Spring DAO vs Spring ORM vs Spring JDBC
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Spring-Data
Spring-Data is an umbrella project that provides a common API to define how to access data (DAO + annotations) in a more generic way, covering both SQL and NOSQL data sources.
The initial idea is to provide a technology so that the developer writes the interface for a DAO (finder m...
How to set a JavaScript breakpoint from code in Chrome?
... also use debug(function), to break when function is called.
Command Line API Reference: debug
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How to call getClass() from a static method in Java?
... it’s supported, drawback being that Android does not support this until API 26, i.e. Android 8.
– user149408
May 20 at 19:48
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