Some weeks ago I wrote a little Java program showing a real time plot chart (i.e. records with tracking of current time), with a modest 25 kbps streaming rate, 20fps framing rate, and no relevant user interaction. Thinking on its…
Say , i have List of Emp object with name, age and salary attribute . List<Emp> empObj = readEmpDetails(); Keeping filter condition from DB or read from flat file. But syntax like below format. name contains mike age gt 100…
I want to have a base RouteBuilder class that would allow using an optional Custom Processor. If a child class has it specified, then add it to the route otherwise don't. I have been trying to use the choice() when()…
I am trying to do a bulk insert into DB/2 from an Excel file. I am running WildFly 12 on my Windows 10 PC. DB/2 is running on a VM under CentOS 7. Using POI SAX methods, reading the complete…
Firstly I have used all of the solution in stackoverflow but in release apk i am getting this error. Can anyone tell me how to solve the issue? I am facing this problem while getting time from google. dateStr =…
Right now im using the following: NetBeans 8.2 Apache Tomcat 8.0.53 JSF 2.2 IceFaces 4.3 All in a Maven project (3.6 I think) Im trying to fill an "ace:dataTable" with a List that I've already created. When I try to…
I do some image processing with OpenCV. I want to invert this bitmap (black to white, white to black) and i have some problems with it. I got this Bitmap after doing this: // to grey Imgproc.cvtColor(mat, mat, Imgproc.COLOR_RGB2GRAY, 4);…
I can't find answer. tried many websites including this. i want to know where from the problem coming. Error is: org.json.JSONException: Value connection of type java.lang.String cannot be converted to JSONObject This is my andorid code:- StringRequest stringRequest=new StringRequest(Request.Method.POST, URL_LOGIN,…
I am trying to implement Log in with Telegram (https://core.telegram.org/widgets/login) on my Spring Boot application, but faced a problem. I've been trying to implement PHP code they provided to verify authentication, but something is wrong and I can't understand what.…
I have a Java application providing online video play service. When peak traffic arrives (for example, users click the push window in mobile phone), the GC overhead is very heavy, I can see info about "promotion failed" and "concurrent mode…