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What is the difference between a JavaBean and a POJO?
...ventions (e.g. have a no-arg constructor, have methods that start with the words "get" and/or "set") or be distributed with a BeanInfo class.
– Nat
Sep 8 '09 at 14:36
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How can I check for NaN values?
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Word of warning: quoting Bear's comment below "For people stuck with python <= 2.5. Nan != Nan did not work reliably. Used numpy instead." Having said that, I've not actually ever seen it fail.
– mavn...
PostgreSQL - max number of parameters in “IN” clause?
... there is still a non-negligible cost in planning such queries, so take my word with a grain of salt.
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How to sort an array of integers correctly
...m this way. You are using a side effect of the arrow syntax to cut out the words function and return, but are not actually using the arrow function's true purpose of passing this. This code implies there is some this context passing happening, but there isn't. Confusing for other developers to read ...
What is Domain Driven Design (DDD)? [closed]
...r betting example, the ubiquitous language would include the definition of words such as 'race', 'bet', 'odds' and so on.
The concepts described by the UL will form the basis of your object-oriented design. DDD provides some clear guidance on how your objects should interact, and helps you divide ...
How to prevent a jQuery Ajax request from caching in Internet Explorer?
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A word of caution: this adds "?_=somenumber" to your URL. Make sure your back end can ignore the "_" in the URL's query parameters.
– user3458
Sep 26 '13 at 19:34
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Finding duplicate values in a SQL table
...int between two sets of attributes in a relation from a database. In other words, functional dependency is a constraint that describes the relationship between attributes in a relation.
Support is not consistent:
Recent PostgreSQL supports it.
SQL Server (as at SQL Server 2017) still requires al...
How can a string be initialized using “ ”?
...ly assigning literal
String a = "adsasdf";
As other Objects using new keyword
String a = new String("adsasdf");
You need to take special care when you wants to compare with == sign:
String a = "asdf";
String b = "asdf";
System.out.println(a == b); // True
System.out.println(a.equals(b)); // ...
Using Chrome, how to find to which events are bound to an element
...u want, and then look for where the 'handler' sub-node is.
Right click the word 'function', and then click 'Show function definition'
This will take you to where the handler was defined, as demonstrated in the following image, and explained by Paul Irish here: https://groups.google.com/forum/#!top...
How to fix Array indexOf() in JavaScript for Internet Explorer browsers
... feel free to remove the ECMAScript lingo and replace with the appropriate wording. Thanks Again
– Bobby Borszich
Nov 16 '09 at 19:47
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