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java Programming Glossary: parameterUnsupported major.minor version 51.0 http://stackoverflow.com/questions/10382929/unsupported-major-minor-version-51-0 Java code with newer version Java JRE or specify target parameter to the Java compiler to instruct the compiler to create code..
How to append text to an existing file in Java http://stackoverflow.com/questions/1625234/how-to-append-text-to-an-existing-file-in-java the text out.close catch IOException e oh noes The second parameter to the FileWriter constructor will tell it to append to the..
Populating child dropdownlists in JSP/Servlet http://stackoverflow.com/questions/2263996/populating-child-dropdownlists-in-jsp-servlet get the selected item of the 1st dropdown as request parameter let it obtain the associated values of the 2nd dropdown from.. the other fields in the same form based on the request parameters. You'll also need to determine in the servlet whether the request.. get the selected item of the 1st dropdown as request parameter let it obtain the associated values of the 2nd dropdown from..
http://stackoverflow.com/questions/2723397/java-generics-what-is-pecs this question Suppose you have a method that takes as its parameter a collection of things but you want it to be more flexible than.. Thing can always hold a Thing no matter what the actual parameterized type is. Here you don't care what is already in the list..
What is a raw type and why shouldn't we use it? http://stackoverflow.com/questions/2770321/what-is-a-raw-type-and-why-shouldnt-we-use-it type declaration used without any accompanying actual type parameters. Any non static type member of a raw type R that is not inherited.. is a raw type MyType.Nested nest no warning not parameterized type MyType Object mt1 no warning type parameter given MyType.. not parameterized type MyType Object mt1 no warning type parameter given MyType mt2 no warning type parameter given wildcard OK..
How to use java.net.URLConnection to fire and handle HTTP requests? http://stackoverflow.com/questions/2793150/how-to-use-java-net-urlconnection-to-fire-and-handle-http-requests first need to know at least the URL and the charset. The parameters are optional and depend on the functional requirements. String.. param1 charset URLEncoder.encode param2 charset The query parameters must be in name value format and be concatenated by . You would.. by . You would normally also URL encode the query parameters with the specified charset using URLEncoder#encode . The String#format..
Generating random numbers in a range with Java http://stackoverflow.com/questions/363681/generating-random-numbers-in-a-range-with-java get the Max value included you need to add 1 to your range parameter Max Min and then truncate the decimal part by casting to an..
http://stackoverflow.com/questions/40480/is-java-pass-by-reference they're making. Could someone explain it please java parameter passing terminology pass by reference pass by value share..
How to: generic array creation http://stackoverflow.com/questions/529085/how-to-generic-array-creation type of the array should be the erasure of the type parameter public class GenSet E extends Foo E has an upper bound of Foo..
HTTP URL Address Encoding in Java http://stackoverflow.com/questions/724043/http-url-address-encoding-in-java http www.google.com ig api weather São Paulo use the 5 parameter version of the constructor URI uri new URI http www.google.com..
How do I get the CellRow when there is an ItemEvent in the JComboBox within the cell http://stackoverflow.com/questions/7350445/how-do-i-get-the-cellrow-when-there-is-an-itemevent-in-the-jcombobox-within-the method getTableCellEditorComponent includes the row as a parameter. There's a related example here . Addendum To change a value..
What are the reasons why Map.get(Object key) is not (fully) generic http://stackoverflow.com/questions/857420/what-are-the-reasons-why-map-getobject-key-is-not-fully-generic follows from how the equals method takes in an Object as parameter not just the same type as the object. Although it may be commonly..
How to download and save a file from Internet using Java? http://stackoverflow.com/questions/921262/how-to-download-and-save-a-file-from-internet-using-java copying them. Check more about it here . Note The third parameter in transferFrom is the maximum number of bytes to transfer...
JasperReports: Passing parameters to query http://stackoverflow.com/questions/11871042/jasperreports-passing-parameters-to-query java.lang.Integer with numeric value and so on. The sample Parameter name Parameter type Parameter value eventName java.lang.String.. with numeric value and so on. The sample Parameter name Parameter type Parameter value eventName java.lang.String Olympic.. value and so on. The sample Parameter name Parameter type Parameter value eventName java.lang.String Olympic Games eventType..
Upload and POST file to PHP page http://stackoverflow.com/questions/1314249/upload-and-post-file-to-php-page it somehow else. I solved this problem by using a GET Parameter which makes a little change in the Java code necessary HttpURLConnection..
How to get parameters from the URL with JSP http://stackoverflow.com/questions/1890438/how-to-get-parameters-from-the-url-with-jsp parameter in the generated output Hello b request.getParameter name b If the page was accessed with the URL http hostname.com.. value of a query parameter in a scriptlet if request.getParameter name null out.println Please enter your name. else out.println.. enter your name. else out.println Hello b request. getParameter name b See also e1066 Getting a Request Parameter Using JSTL..
http://stackoverflow.com/questions/1988016/named-parameter-idiom-in-java Parameter idiom in Java How to implement Named Parameter idiom in Java.. Parameter idiom in Java How to implement Named Parameter idiom in Java especially for constructors I am looking for an..
Class with single method — best approach? http://stackoverflow.com/questions/205689/class-with-single-method-best-approach the classes as long as their purposes are well defined. Parameter creep To begin with that little cute and innocent static method..
http://stackoverflow.com/questions/2186931/java-pass-method-as-parameter Pass Method as Parameter I am looking for a way to pass a parameter by reference. I..
Java: How to pass byte[] by reference? http://stackoverflow.com/questions/333151/java-how-to-pass-byte-by-reference 0 i length i holder.value i byte i For more details read Parameter passing in C# and Parameter passing in Java . The former is.. byte i For more details read Parameter passing in C# and Parameter passing in Java . The former is better written than the latter..
Reference is ambiguous with generics http://stackoverflow.com/questions/5361513/reference-is-ambiguous-with-generics example class public class Test public T void setValue Parameter T parameter T value public T void setValue Parameter T parameter.. Parameter T parameter T value public T void setValue Parameter T parameter Field T value public void test This works perfectly... Field is impossible as String and Field are incompatible Parameter String p1 getP1 Field String f1 getF1 setValue p1 f1 This causes..
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