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This type of CollectionView does not support changes to its SourceCollection from a thread different
... a DataGrid which is populating data from ViewModel by asynchronous method.My DataGrid is :
8 Answers
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How do I count the number of occurrences of a char in a String?
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My 'idiomatic one-liner' for this is:
int count = StringUtils.countMatches("a.b.c.d", ".");
Why write it yourself when it's already in commons lang?
Spring Framework's oneliner for this is:
int occurance = StringUtils.co...
How do you make a web application in Clojure? [closed]
...essed in terms of routing so you can have something like this:
(defroutes my-routes
(GET "/" [] "<h1>Hello all!</h1>")
(GET "/user/:id" [id] (str "<h1>Hello " id "</h1>")))
Compojure is still working with the request/response maps so you can always access them if neede...
Logback to log different messages to two files
I am using logback/slf4j to do my logging. I want to parse my log file to analyze some data, so instead of parsing a great big file (mostly consisting of debug statements) I want to have two logger instances which each log to a separate file; one for analytics and one for all purpose logging. Does a...
TypeError: 'undefined' is not a function (evaluating '$(document)')
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Actually, what I did was place my normal $(document).ready(function() { // code }); in place of your $(document); ... that worked like a charm.
– dcolumbus
Nov 2 '11 at 4:09
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Draw a perfect circle from user's touch
...they touch with their fingers. Very simple App I did as exercise way back.
My little cousin took the liberty of drawing things with his finger with my iPad on this App (Kids drawings: circle, lines, etc, whatever came to his mind).
Then he started to draw circles and then he asked me to make it "goo...
How to avoid reinstalling packages when building Docker image for Python projects?
My Dockerfile is something like
4 Answers
4
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How to ignore certain files in Git
...an95! Though this question should be renamed based on the selected answer. My comments are just a warning to devs that may not be aware what the command does.
– OrwellHindenberg
Mar 24 '15 at 14:21
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Cannot make a static reference to the non-static method
...lar type (the class). These are created with the new like this:
SomeClass myObject = new SomeClass();
To call an instance method, you call it on the instance (myObject):
myObject.getText(...)
However a static method/field can be called only on the type directly, say like this:
The previous sta...
How to solve the “failed to lazily initialize a collection of role” Hibernate exception
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From my experience, I have the following methods to solved the famous LazyInitializationException:
(1) Use Hibernate.initialize
Hibernate.initialize(topics.getComments());
(2) Use JOIN FETCH
You can use the JOIN FETCH syntax ...