...ur changes for committing git commit - this commits your staged changes locally git push - this pushes your committed changes to a remote If you push without committing, nothing gets pushed. If you commit without adding, nothing gets committed. If you add without committing, nothing at all happens...

...nstance, for example accessing WEB-INF resources(xml configs and etc.) by calling the getResourceAsStream() method. Typically all application contexts defined in web.xml in a servlet Spring application are Web Application contexts, this goes both to the root webapp context and the servlet's app cont...

...iews, even though they don't draw, still participate in Auto Layout and usually retain their frames, leaving other related views in their places. When removing a view from its superview, all related constraints are also removed from that view hierarchy. In your case, this likely means: If you se...

What is the best way to vertically center the content of a div when the height of the content is variable. In my particular case, the height of the container div is fixed, but it would be great if there were a solution that would work in cases where the container has a variable height as well. Also...

... that file very light. One advantage of running something like dnsmasq locally (besides the significant performance boost) is that you can redirect whole top-level domains back to your local machine. This allows you to have the whole *.dev namespace for development (for instance), without having to...

... No. Well, not really. There are a couple of selectors that can get you somewhat close, but probably won't work in your example and don't have the best browser compatibility. :only-child The :only-child is one of the few true counting sele...

...ns Too verbose Imperative Easy to have off-by-one errors (sometimes also called a fence post error) 2. Array.prototype.forEach The ES5 specification introduced a lot of beneficial array methods, one of them, the Array.prototype.forEach and it gives us a concise way to iterate over an array: co...

...- I use it a couple times a week to see how other developers have used (usually poorly documented) APIs. It's also convenient to see the internals of some of those APIs, or to find which API corresponds to the functionality you want (it's a great resource for Android in particular -- give it some o...

...le rather than IList as the Linq above is lazily evaluated: it doesn't actually do all of the work until the enumerable is iterated. When you call ToList it actually walks the entire enumerable forcing all of the work to be done up front. (And may take a little while if your enumerable is infinitely...

... There is a method in NSUserDefaults called registerDefaults:. You use this method to set your application's "default defaults." Basically, you create an NSDictionary containing your default keys and values (in your case a NO for a "saved credentials" key), and ...