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Pure JavaScript: a function like jQuery's isNumeric() [duplicate]

... @Matt My comment was aimed at the comment and the note in the answer stating parseInt was the wrong way of doing this (then going ahead and using parseFloat, which doesn't really seem different). Interestingly isFinite will get you the result you're after in almost a...
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Logging levels - Logback - rule-of-thumb to assign log levels

..., so my answer is biased towards looking at it from a production support standpoint; that said, we assign roughly as follows: error: the system is in distress, customers are probably being affected (or will soon be) and the fix probably requires human intervention. The "2AM rule" applies here- if...
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Different results with Java's digest versus external utilities

... I am using Windows 7 Professional with SP1 . I have tried Java 6.0.29 and Java 7.0.03 . Can someone tell me why I am getting different hash values from Java versus (many!) external utilities and/or websites? Everything external matches with each other, only Java is returning different result...
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Are there any Java method ordering conventions? [closed]

... the methods are pretty jumbled up in terms of utility public/private etc. and I want to order them in a sensible way. Is there a standard way of doing this? E.g. normally fields are listed before methods, the constructor(s) are listed before other methods, and getters/setters last; what about the r...
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Only using @JsonIgnore during serialization, but not deserialization

I have a user object that is sent to and from the server. When I send out the user object, I don't want to send the hashed password to the client. So, I added @JsonIgnore on the password property, but this also blocks it from being deserialized into the password that makes it hard to sign up users...
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jQuery - setting the selected value of a select control via its text description

I have a select control, and in a javascript variable I have a text string. 21 Answers ...
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Why is it important to override GetHashCode when Equals method is overridden?

...s equal, it is not necessary for them to be the same; this is a collision, and Equals will be called to see if it is a real equality or not. In this case, it looks like "return FooId;" is a suitable GetHashCode() implementation. If you are testing multiple properties, it is common to combine them ...
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What is the difference between Scala's case class and class?

I searched in Google to find the differences between a case class and a class . Everyone mentions that when you want to do pattern matching on the class, use case class. Otherwise use classes and also mentioning some extra perks like equals and hash code overriding. But are these the only reasons...
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Multiple RunWith Statements in jUnit

I write unit test and want to use JUnitParamsRunner and MockitoJUnitRunner for one test class. 8 Answers ...
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spring boot default H2 jdbc connection (and H2 console)

...ng-boot creates when I don't specify anything in my application.properties and start with mvn spring:run. I can see hibernate JPA creating the tables but if I try to access the h2 console at the URL below the database has no tables. ...