I have been looking around but could not find what I need. I am writing a simple code to save some strings into a .txt file. I am using: When I do this the .txt is succesfully created and save the info I need to save, BUT it save all in 1 single huge line. How I can save it
Tag: java
Shall we mark private methods as “static” as more as possible?
There are some private methods in a class, and they don’t depend on any instance variables. They accept some arguments, and return a value, no side effects. For example: You see there is a capWord method in this class, which is private but not static. It’s safe to mark it as static, but is there g…
JVM error when try to allocate more than 128M Xms, without specifying Xmx
I am seeing an JVM issue when I am running my application and I simply to below java commands: Even Xms is set to 128M does not work: Works only when Xms is set to 64M or less: The interesting thing is if I specify Xmx, then it works well. More interesting thing is: All above commands run well on
JavaFX and OpenJDK
I’m trying to decide whether I could switch to JavaFX for the user interface of my Java application. Most of my users would be using the Oracle JRE, which has JavaFX integrated these days. However, some are using OpenJDK (on linux). This (old) question suggests that OpenJDK deals very badly with JavaFX.…
weblogic.net.http.SOAPHttpsURLConnection cannot be cast to javax.net.ssl.HttpsURLConnection
I am getting “java.lang.ClassCastException” while trying to connect to a url using javax.net.ssl.HttpsURLConnection . I am using Weblogic Server 10.3.4. The exception which i am getting is : Any possible reason of getting this error ? Answer I got the solution finally. If we are using Weblogic ser…
How do you create a Fuseki SPARQL server using the Apache Jena Java API?
I am trying to create a Fuseki SPARQL server on my machine. The documentation on the Jena website describes how to create such a server from the command-line, here: http://jena.apache.org/documentation/serving_data/. I am looking for a way of creating and initializing such a server just using the Jena Java AP…
How I can index the array starting from 1 instead of zero?
Here I want to index the inner for loop starting from 1 , but it is not working as expected, I also changed the j Answer Java arrays are always 0-based. You can’t change that behavior. You can fill or use it from another index, but you can’t change the base index. It’s defined in JLS §10.4, …
Unparseable date: “2013-07-11T13:41:22.000Z” (at offset 23)
Can anybody tell me why in the world I got this exception? 08-28 08:47:05.246: D/DateParser(4238): String received for parsing is 2013-08-05T12:13:49.000Z Answer try using The Z at the end is usually the timezone offset. If you you don’t need it maybe you can drop it on both sides.
How to clear ListBox? (ZK)
I have very simple question. I amazed, that couldn’t find answer. How can I make total clearing of ListBox (org.zkoss.zul.ListBox) in ZK Framework? Answer Code below clears the Listbox, but maybe causes problems, if a model is used : Code below clears the selection : Code below sets a new model, deletes…
Selecting an item from a combo box selenium driver with java
I tried to select an item from a combo box through selenium driver with java, but it didn’t work. This is my code… Answer In WebDriver there is separate Class (Select) is there to deal with Combo lists. Use below logic to select options from pick list fields Refer this post for more info regarding…