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Articles on Trending Technologies
Technical articles with clear explanations and examples
How to debug JShell in Java 9?
JShell is a REPL tool that allows snippets of code to be run without placing them in classes. This tool provides a way to evaluate declarations, statements, and expressions in Java and no need to create the main() method to test some parts of the code.The command "/debug" can be used to display debugging information for the JShell tool implementation. Once we type the "/debug" command, the debugging mode is on. After enabling the debug mode and type something like a simple addition, or a simple string, then it prints as below.Example-1jshell> /debug | Debugging on jshell> 5+3 Compiling: ...
Read MoreHow to implement a String in JShell in Java 9?
JShell is Java’s first official REPL application introduced in Java 9. It is a tool that helps in executing and evaluating simple java programs, and small logics such as statements, simple programs, loops, expressions, etc. Java REPL can provide a simple programming environment in a command-line prompt. It reads the input, evaluates it, and prints the output.In the below example, we can implement a string with pre-defined methods of String class.Examplejshell> String str = "{abcd}"; str ==> "{abcd}" jshell> str.substring(2, str.length() - 1) $7 ==> "bcd" jshell> String s1 = new String("abcd"); s1 ==> "abcd" jshell> String ...
Read MoreAdding rows in an internal table with header line in SAP ABAP
Note that you shouldn’t use headers with internal tables. As you are using it, and header of in_table2 is empty. Use the loop to print it as below −LOOP AT in_table2. "here in_table2 means table (an internal table) WRITE / in_table2. "here in_table2 means the header of the table (a structure) ENDLOOP.When you have headers with internal tables, you shouldn’t use it in the same way. You should use field symbols for looping and append like this −FIELD-SYMBOLS: LIKE LINE OF in_table2[]. LOOP AT in_table2[] ASSIGNING . WRITE / . ENDLOOP.
Read MoreWhat does the method toString(int[] a) do?
The toString(int[]) method of the class java.util.Arrays return a string representation of the contents of the specified int array. The string representation consists of a list of the array's elements, enclosed in square brackets ("[]"). Adjacent elements are separated by the characters ", " (a comma followed by a space).Exampleimport java.util.Arrays; public class ArrayDemo { public static void main(String[] args) { int[] i1 = new int[] { 33, 12, 98 }; System.out.println("The array is:"); for (int number : i1) ...
Read MoreWhat does the method fill(obj[], object val) do?
The fill(Object[] a, Object val) method of the java.util.Arrays class assigns the specified Object reference to each element of the specified array of Objects.Exampleimport java.util.Arrays; public class ArrayDemo { public static void main(String[] args) { Object arr[] = new Object[] {10.5, 5.6, 4.7, 2.9, 9.7}; System.out.println("Actual values: "); for (Object value : arr) { System.out.println("Value = " + value); } Arrays.fill(arr, 12.2); System.out.println("New values after using fill() method: "); for (Object value : arr) { System.out.println("Value = " + value); } } }OutputActual values: Value = 10.5 Value = 5.6 Value = 4.7 Value = 2.9 Value = 9.7 New values after using fill() method: Value = 12.2 Value = 12.2 Value = 12.2 Value = 12.2 Value = 12.2
Read MoreChecking transaction list waiting for lock-in SAP HANA
M_BLOCKED_TRANSACTIONS System View is used to provide a transaction list waiting for locks.You can run the following SQL query in the editor −SELECT * FROM M_BLOCKED_TRANSACTIONS;Details available under M_BLOCKED_TRANSACTIONS System View in SAP HANA
Read MoreTransforming XML file into fixed length flat file in SAP
This is an EDIfact invoice. Try using the script, and it can help − ERROR: The maximum length of "TABNAM" is 10 characters. ERROR: The maximum length of "MANDT" is 3 characters. ERROR: The maximum length of "ACTION" is 3 characters. ERROR: The maximum length of "KZABS" is 1 character. There are various sites which provide a built-in script to convert your EDIfact to XSLT. Check this site and it may also help −https://www.codeproject.com/Articles/11278/EDIFACT-to-XML-to-Anything-You-Want
Read MoreMaintaining print program, routines, and forms in SAP in QM02
You configure print program and output controls in IMG. Run T-Code: SPRO →Search for Output control or Print controlCheck Shop Papers for Notification types and mention Shop Papers has the ABAP Form and print Program as shown below -
Read MorePassing to method geticon in SAPUI5
SAP UI supports custom formatter functions. formatter="function" is used to specify a function to format cell data prior to display.formatter="function"Try using formatter function as below −icon : { parts : ["answer"], formatter : function(answerValue){ return self.getIcon(answerValue); } }Refer below link to know more about custom formatter functions −https://sapui5.hana.ondemand.com/#/topic/07e4b920f5734fd78fdaa236f26236d8
Read MorenStore data in format of XML string in SAP HANA system
In older SAP HANA versions, no XML functions were provided. With HANA 2.0, these two functions are provided- XMLEXTRACT and XMLEXTRACTVALUE for extracting XML string in SAP HANA.Use of XMLEXTRACTXMLEXTRACT(, [, ])Syntax to use −Specifies an XML document of type CLOB, NCLOB, VARCHAR, or NVARCHAR.Specifies an XPath expression of type VARCHAR or NVARCHAR.Specifies a namespace declaration of type VARCHAR or NVARCHAR.DescriptionReturns the matching XML element. The return value is of type VARCHAR/NVARCHAR or CLOB/NCLOB depending on the type given for .If an XML element is empty (for example, ), then an empty result is returned. If an XML element ...
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