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c# code: public class xyz<t> t : class, new() in .net can force generic of class type using above syntex. my question how can achieve same using java? in java there's no constraint allows express type must have no-arg constructor. contrary .net in java t erased @ runtime .

a |_a1 | |_parent.java |_child.java does parent.java inherits child.java in possible way? here , a1 packages or directories only if child has extends clause public class child extends parent{} if so, child have access public , protected members of parent . otherwise, child have access public members of parent . if files inside same directory hierarchy, not within same directory, packages not considered related, , hence members default ("package-protected") visibility not visible. relevant reading: java tutorial: controlling access members of class java tutorial: inheritance

how can read word document using php , store in mysql database on linux? i'm using ubuntu , php5. here resources at php upload form send document server http://www.tizag.com/phpt/fileupload.php php download, how php tells browser response send treated downloadable file. http://snipplr.com/view/205/download-file/ here tips storing data in mysql database http://www.php-mysql-tutorial.com/wikis/mysql-tutorials/uploading-files-to-mysql-database.aspx start checking these out , rephrase or add detail question =)

i have binary search tree want implement different types. binary search tree templated , determined using following statement: typedef desiredtype treeitemtype; // desired type of tree items i.e. string, int, person normally change desiredtype string tree of strings if want make tree of integers? i'm thinking need make method determining typdef type @ runtime don't know begin because desiredtype can variety of variable object types. ideas? it hard tell 1 line, looks use c preprocessor command #define savedesiredtype desiredtype // save previous setting #define desiredtype char* // change type ... <code> #define desiredtype savedesiredtype // restore previous setting however, think may define particular typedef once in module (object file .o). the way know create workable tree structures of variable types in c go pointer manipulation model, or add type parameter tree functions, , pointer math different sizes of types. mo...

i can't see update of as3: creating bindings between ui components using actionscript http://help.adobe.com/en_us/as2lcr/flash_10.0/help.html?content=00000404.html

i new asp.net i dont understand concept of sessioncookies what sessioncookie,what advantages of sessioncookie whats sessioncookie about, how create sessioncookie, how retreive values sessioncookies, how store values in sessioncookies. i searched in net dont clear idea sessioncookie concept can pls clarify whats sessioncookies , concepts , provide code samples if possible. thanks take @ this: http://www.codeproject.com/kb/aspnet/exploringsession.aspx

is there way set properties of objects string. example have "fullrowselect=true" , "hoverselection=true" statements string listview property. how assign these property along values without using if-else or switch-case statments? there setproperty(propertyname,value) method or similar this? you can reflection, have @ propertyinfo class's setvalue method yourclass theobject = this; propertyinfo piinstance = typeof(yourclass).getproperty("propertyname"); piinstance.setvalue(theobject, "value", null);