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How to get the screen width and height in iOS?
...o match that of the screen, and as you've seen that's not always the case. If you need the screen size, you should look at the object that represents the screen itself, like this:
CGRect screenRect = [[UIScreen mainScreen] bounds];
CGFloat screenWidth = screenRect.size.width;
CGFloat screenHeight =...
Git Push Error: insufficient permission for adding an object to repository database
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Repair Permissions
After you have identified and fixed the underlying cause (see below), you'll want to repair the permissions:
cd /path/to/repo.git
sudo chgrp -R groupname .
sudo chmod -R g+rwX .
find . -type d -exec chmod g+s '{}' +
Note if you want everyone ...
Uninstall all installed gems, in OSX?
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A slighest different version, skipping the cut step, taking advantage of the '--no-version' option:
gem list --no-version |xargs gem uninstall -ax
Since you are removing everything, I don't see the need for the 'I' option. Whenever th...
Is there a cross-browser onload event when clicking the back button?
... This is because the browser assumes the page is uncacheable if it has a onunload handler (the page has already destroyed everything; why cache it?).
– Casey Chu
May 10 '10 at 7:13
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Creating PHP class instance with a string
...str;
$object = new $class();
When using namespaces, supply the fully qualified name:
$class = '\Foo\Bar\MyClass';
$instance = new $class();
Other cool stuff you can do in php are:
Variable variables:
$personCount = 123;
$varname = 'personCount';
echo $$varname; // echo's 123
And variable fu...
Are static class instances unique to a request or a server in ASP.NET?
...elds are shared between all requests to the application, and has the same lifetime as the application domain. Therefore, you should be careful when using static instances, since you might have synchronization issues and the like. Also bear in mind, that static instances will not be GC'ed before the...
What are commit-ish and tree-ish in Git?
What are specific examples of commit-ish and tree-ish in Git?
2 Answers
2
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What are “decorators” and how are they used?
...onJaques - That's a great question. I have not come across such situation. If I were to guess, the version of the service that module C sees should be the decorated one from module A but I cannot say that for sure until I try it myself. Why don't you write a simple plunkr/jsffidle and experiment wit...
Archive the artifacts in Jenkins
Could someone please explain to me the idea of artifacts in the build process?
4 Answers
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How to detect which one of the defined font was used in a web page?
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I've seen it done in a kind of iffy, but pretty reliable way. Basically, an element is set to use a specific font and a string is set to that element. If the font set for the element does not exist, it takes the font of the parent element. So, what they ...