I have this web.xml, don’t want a suffix for the url-pattern so I’m using a /* pattern: This is my RestVersion.java class that I want to manage the root requests: Where IRestVersion.java is the following: The problem is that any other path is intercepted by this RestVersion class, like this: http:…
Tag: java
How to dowload a file (blob) which is Int8Array in Angular
I am trying to download a file in Angular. The file is saved in db as varbinary. Java REST service fetched it as byte[]. I am having it as Int8Array in Angular. However when I download it I beleive it is base64 encoded This is how it is in MSSQL: 0x323032312D30392D323720303 … And this is how it is when …
how to add synchronization in following lambda exp?
Can synchronized blocks be used for some of the code blocks written in lambda expression . With respect to the following code snippet : Answer It is possible to use synchronized blocks inside a Java Lambda Expression and inside anonymous classes. Note: You have forgotten to add code snippet as no code snippet…
No response on a GET query to JAX-RS service
I have a service that has two classes and is very simple: and Commented lines are the ones that I tried to use. Every time I call “http://localhost:8080/api/hello-world” or “http://localhost:8080/api” the response is 404-Not Found. I use Tomcat 9.0.50. What can be wrong with my usage o…
stringRounds is Looping, Rejecting Valid Value
The loop is working when I enter invalid values, but it still shows the same message when I enter a Valid value. Please help. Answer Because you don’t update the value of rounds in the while loop.
How to multiply different indexes by different values?
I am creating a scrabble game, where the characters get the same values as scrabble,(q & z =10),(k=5), etc, and the main issue that I am having is that I am asking the user to input 2 ints after the word, the first being the index of the bonus tile, and the second being the multiplier to multiply the word
Run bash script after application is deployed
We have a maven project that export an “ear” file at the end of building phase. App server is Weblogic 12C. and the server is clustered by 4 nodes. after deploying the app and when the machine state is active, we have to run 3 scripts to setup app properly. they are 3 scripts for translating and s…
REST api with only 1 object java
This code makes use of JSON-simple for connecting to an api: Nothing get sent out though. Only warning is this: Answer Casting to a string is the solution.
Find the highest, second highest, and lowest of three random generated numbers without using conditional statements
As a 1st year college IT student, I have a Java assignment where I must display three random generated numbers and order them highest, second highest, lowest. The challenge given by our professor is to not use any conditional statements or arrays. Here is the code: The problem I am facing is that I am struggl…
WebGPU JsInterop wrapper
I am trying to play around with WebGPU in GWT 2.9.0 using JsInterop and I face some problems trying to map all the WebGPU interfaces to Java. The definitions I refer to are located at https://www.w3.org/TR/webgpu/#idl-index 1) How do I map an unsigned long long? There is a typedef: typedef [EnforceRange] unsi…