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Category Archives: Uncategorized
Section 21.1: Conversion Specifiers for printing Conversion Specifier Type of Argument Description Note that length modifiers can be applied to %n (e.g. %hhn…
¨ Can also perform grouping on a relation before computing aggregates 🞑 Specify a GROUP BY A1,A2,... clause at end of query ¨ …
The BigInteger class is used for mathematical operations involving large integers with magnitudes too large for primitive data types. For example 100-factorial is…
The BigDecimal class provides operations for arithmetic (add, subtract, multiply, divide), scale manipulation, rounding, comparison, hashing, and format conversion. The BigDecimal represents immutable,…
Introduction to Java StringBuffer class. Section 12.1: String Buffer class Key Points: used to created mutable (modifiable) string. Mutable: Which can be changed.…
Strings (java.lang.String) are pieces of text stored in your program. Strings are not a primitive data type in Java, however, they are very…
The 8 primitive data types byte, short, int, long, char, boolean, float, and double are the types that store most raw numerical data…
A Java literal is a syntactic element (i.e. something you find in the source code of a Java program) that represents a value.…
Section 8.1: Entry point classes A Java entry-point class has a main method with the following signature and modifiers: public static void main(String[]…
Parameter Details args The command line arguments. Assuming that the main method is invoked by the Java launcher, args will be non-null, and…
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