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Dialog throwing "Unable to add window — token null is not for an application” with getApplication()
... Actually, as Listener classes are often anonymous-inner, I tend to just do final Context ctx = this; and I'm away ;)
– Alex
Sep 11 '11 at 16:00
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C# Float expression: strange behavior when casting the result float to int
...nt rounding (it's actually the value 61.99999809265137 when expressed as a double) and that your question is only about why two seemingly identical computations result in the wrong value.
The answer is that in the case of (int)(6.2f * 10), you are taking the double value 61.99999809265137 and trunc...
How can I visualize per-character differences in a unified diff file?
...modified, but I cannot see which characters in the changed lines differ. Does anyone know a way (in Vim, or some other free software that runs on Ubuntu) to visualize per-character differences?
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Are Roslyn SyntaxNodes reused?
...imilar problem to the Expression tree API , both are immutable but Roslyn does so in a quite different way:
1 Answer
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Access-Control-Allow-Origin Multiple Origin Domains?
Is there a way to allow multiple cross-domains using the Access-Control-Allow-Origin header?
31 Answers
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Manifest merger failed : uses-sdk:minSdkVersion 14
Since downloading the latest SDK and installing Android Studio, my project fails to build. I get the following message:
28 ...
What is Bootstrap?
...search it, and I found the official Bootstrap site , but there was only a download section and a few words after that. Nothing that explains what is it for... I just understood that it is a front-end helper. I have tried to find something by Googling, but found nothing specific. Everything I found ...
How to update Ruby to 1.9.x on Mac?
...y installation on OSX: https://rvm.io
To get started, open a Terminal Window and issue the following command:
\curl -L https://get.rvm.io | bash -s stable --ruby
( you will need to trust the RVM Dev Team that the command is not malicious - if you're a paranoid penguin like me, you can always go...
Why should I use var instead of a type? [duplicate]
...actually make things easier; if you refactor code and the types change you don't have to update your references to the whatever you've refactored if it changes types, ie less typing = less work.
– user1040975
May 19 '16 at 17:56
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Symfony2 : How to get form validation errors after binding the request to the form
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You have two possible ways of doing it:
do not redirect user upon error and display {{ form_errors(form) }} within template file
access error array as $form->getErrors()
sha...