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Neither BindingResult nor plain target object for bean name available as request attribute [duplicat
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yes; In controller where you are calling login view. LIke.. @RequestMapping(value = "/", method = RequestMethod.GET) public String displayLogin( Model model) { model.addAttribute("login", new Login()); return "login"; }
– Vinay
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Unable to read data from the transport connection : An existing connection was forcibly closed by th
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This error usually means that the target machine is running, but the service that you're trying to connect to is not available. (Either it stopped, crashed, or is busy with another request.)
In English:
The connection to the machine (rem...
jQuery load more data on scroll
...he bottom of page using scroll function. Once you hit that, make an ajax call (you can show a loading image here till ajax response) and get the next set of data, append it to the div. This function gets executed as you scroll down the page again.
$(window).scroll(function() {
if($(window)...
Main differences between SOAP and RESTful web services in Java [duplicate]
...r likely to change, SOAP will be more useful. Other than that, REST is usually the better option.
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Exploring Docker container's file system
...pshot
Alternate method 2
ssh
If you need continuous access, you can install sshd to your container and run the sshd daemon:
docker run -d -p 22 mysnapshot /usr/sbin/sshd -D
# you need to find out which port to connect:
docker ps
This way, you can run your app using ssh (connect and execute...
Spring Boot + JPA : Column name annotation ignored
... Awesome.. I was wondering why it was ignoring my @Column annotation. Finally this helped me. To me, I feel like this is either a bug or missing functionality.
– Raju Penumatsa
Jul 13 '19 at 6:16
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How to update a plot in matplotlib?
I'm having issues with redrawing the figure here. I allow the user to specify the units in the time scale (x-axis) and then I recalculate and call this function plots() . I want the plot to simply update, not append another plot to the figure.
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How to remove certain characters from a string in C++?
...ere ()- aren't." And since each one is done at a time, shouldn't it remove ALL characters? I've read the documentation on both functions, and this makes no sense to me. cplusplus.com/reference/algorithm/remove cplusplus.com/reference/string/string/erase
– Brent
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How do I format a Microsoft JSON date?
...some trouble with the JSON data that is returned for Date data types. Basically, I'm getting a string back that looks like this:
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Difference between the Apache HTTP Server and Apache Tomcat? [closed]
...Rchive) file, and just drop it in the deploy directory in Tomcat.
So basically Apache is an HTTP Server, serving HTTP. Tomcat is a Servlet and JSP Server serving Java technologies.
Tomcat includes Catalina, which is a servlet container. A servlet, at the end, is a Java class. JSP files (which are ...