Generally, code comments are "implementation" comments that explain thesource code, such as descriptions of classes, interfaces, methods, and fields. These are usually a couple of lines written above or beside Java code to clarify what it does. Another type of Java comment is a Javadoc comment...
I can point out one use case where I used thread local. Consider you have a Servlet which calls some business methods. You have a requirement to generate a unique transaction id for each and every request this servlet process and you need to pass this transaction id to the business methods...
I've used below code for converting String to Blob: String value = (s); byte[] buff = value.getBytes(); Blob blob = new SerialBlob(buff); Can anyone help me about to converting of Blob to String and String to Blob in Java? java jdbc blob Share Improve this question Follow ...
At the moment I have some code that generates a Map<String, Map<String, Double>> that looks like this: I'd like to generate this map using a query on a H2 database (the data is already in the DB). However, it seems that I'm using an unsupported feature (is it the '+' ope...
Comment actions workspace.xmlcontains many useful components likeFileColors,Scopes,PhpServers,RunManager. At the same time it has too much user specific garbage liketasks(even if I don't work with tasks specially),changeList. These two points crossing out possibility to put this X...
Comment actions Yes workspace.xmlcontains many useful components likeFileColors,Scopes,PhpServers,RunManager. At the same time it has too much user specific garbage liketasks(even if I don't work with tasks specially),changeList. These two points crossing out possibility to pu...
To resolve this for my team I implemented a filter that listens for our bad headers (x-http-method, x-http-method-override, x-method-override), sets status to 405, and breaks if they are found. See code below. I know this is not the most graceful solution,...
Can I find out the "Listener" name through a SQL Server Query Can i give a rollup an Alias? Can I have a conditional JOIN? Can I have a primary key as a non-unique column Can I pass parameter to an ALTER DATABASE command Can I prevent deadlock during concurrent delete Can I print...
abc@localhost:~/javajavap -privateHelloCompiled from"Hello.java"publicclassHelloextendsjava.lang.Object{privatejava.lang.Stringversion;publicHello();publicstaticvoidmain(java.lang.String[]);} How to see bytecode from .class file javapcommand can also showbytecodes form compiled class files. Just ...
Can I find out the "Listener" name through a SQL Server Query Can i give a rollup an Alias? Can I have a conditional JOIN? Can I have a primary key as a non-unique column Can I pass parameter to an ALTER DATABASE command Can I prevent deadlock during concurrent delete Can I print...