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How to pass the values from one activity to previous activity
...he Activity when a user clicks the button, you need to create a new Intent and include the entered text value in its extras bundle. To pass it back to the parent call setResult before calling finish to close the secondary Activity.
Intent resultIntent = new Intent();
resultIntent.putExtra(PUBLIC_ST...
Difference between Repository and Service Layer?
...OOP Design Patterns, what is the difference between the Repository Pattern and a Service Layer?
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What really happens in a try { return x; } finally { x = null; } statement?
I saw this tip in another question and was wondering if someone could explain to me how on earth this works?
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Java HTTPS client certificate authentication
I'm fairly new to HTTPS/SSL/TLS and I'm a bit confused over what exactly the clients are supposed to present when authenticating with certificates.
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PHP Sort Array By SubArray Value
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Well he just gave you the function to use. And you're going to have to accept that there's not always a built-in function to do what you want, you have to write it yourself. Comparison functions just require a return of 1, 0, or -1 indicating the sort order for two el...
Rails: confused about syntax for passing locals to partials
Understanding Rails "magic" with regards to rendering partials (and passing locals into them).
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What is the difference between async.waterfall and async.series
...s://github.com/caolan/async provides 2 similar methods, async.waterfall and async.series .
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Gradle build only one module
..., specify its task path. For example:
gradle :ABC:build
The leading : stands for the root project. ABC is the subproject, and build a task in that project.
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How do I get the last character of a string?
...t as a string, not a character, but you already know how to do the latter, and I'm not clear on what you're after.
– jcomeau_ictx
Mar 2 '11 at 5:46
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Named routes _path vs _url
...st of the time.
_url helpers provide an absolute path, including protocol and server name. I've found that I mainly use these in emails when creating links to the app on the server. They should mainly be used when providing links for external use. (Think email links, RSS, and things like the copy a...