Change Photo
Arnold Walter

Questions by Arnold Walter

How to label result tables in multiple SELECT output?

I wrote a simple dummy procedure to check the data that saved in the database. When I run my procedure it output the...

C++ 16 bit grayscale gradient image from 2D array?

I'm currently trying to build a 16 bit grayscale "gradient" image but my output looks weird so I'm clearly not under...

Finding separate centroids of each white spots in a frame??

I'm doing finger detection i.e. the fingertips using VGA camera. I have used HSV and image thresholding and I am abl...

java.lang.IllegalArgumentException: Invalid character found in method name. HTTP method names must be tokens?

I am getting below stack trace when I am deploying my application in a multi-server Apache Tomcat 8 environment. I a...

jQuery Force set src attribute for iframe?

I have a main page (actually a JSP) with an iframe inside it as; <iframe name="abc_frame" id="abc_frame" src="ab...

Error: Jump to case label?

I wrote a program which involves use of switch statements... However on compilation it shows: Error: Jump to cas...

MongoDB: exception in initAndListen: 20 Attempted to create a lock file on a read-only directory: /data/db, terminating?

I created /data/db in root directory and ran ./mongod: [initandlisten] exception in initAndListen: 20 Attempted to ...

Bootstrap carousel Not working on Google Chrome?

Site URL Brandsroller.com I have used bootstrap for my company site it is working fine till tomorrow but today its ...

How do I update a model value in JavaScript in a Razor view??

I want to update model value in JavaScript as below but it is not working. function updatePostID(val) { @Model....

CakePHP items per page helper?

How generate from pagination helper a drop-down list with items per page? Default value is 20 items per page, I want...

Python Script utf-8 conversion to real letter?

I need help with one of my projects. I'm cleaning a large set of data to bulk insert into microsoft SQL. The data is...

how to implement command line argument in google colabortary??

I tried to implement command-line argument in python, # construct the argument parser and parse the arguments ap = ...

Is NAnt in the dead pool??

I know NAnt sees frequent use (well, I always use it for my CI builds) but there has been no new official release si...