Algorithms for coding interviews!
1. Object oriented programming
2. Data Structures (String*, Arrays, HashMap*, etc..)
3. Stacks and Queues
4. Iterative algorithm
5. Recursive function
6. Binary search
7. Tree traversal*
8. Sorting algorithm
9. Dynamic programming*
* marked as very important
#programming #javaprogramming #techinterview #codinginterview
#toptechinterview
this program simply explains how to read data from the MS wordfile(.DOC) line by line using Apache POI, what is Apache POI and what is the need i already explain in previous post, you can find that post here for executing this program we need to download Apache POI api and make jar files in…
Both JAR and WAR are created(Zipped) with Java JAR tool , both have different purposes. JAR – Java Archive this JAR file may be a standalone java application or a zipped source . this file contains classes , libraries , property files Command to create a JAR file : here i want to create JAR…
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Following four ways are used to retrieve elements from collection object : Using for-each loop. Using Iterator Interface. Using ListIterator interface. Using Enumeration Interface. For-each loop : for-each loop is like for loop which repeatedly executes a group of statements,for each element of collection the format is for(variable:collection object) // for( String values: os) {…
comm.jar should be placed in: %JAVA_HOME%/lib %JAVA_HOME%/jre/lib/ext win32com.dll should be placed in: %JAVA_HOME%/bin %JAVA_HOME%/jre/bin %windir%System32 javax.comm.properties should be placed in: %JAVA_HOME%/lib %JAVA_HOME%/jre/lib practice programs: serialport communication using Java http://javamix.wordpress.com/2009/01/21/sending-sms-using-serialport-communication-api/
…it is one of the great tool from the Apache, 1st of all i want to write about what is POI?,why we need POI?. what is POI? "Poor Obfuscation Implementation" why we need POI? reading and writing files in Microsoft Office formats, such as Word, PowerPoint and Excel using Java. when i was trying to…
