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What is the difference between getFields and getDeclaredFields in Java reflection
I'm a little confused about the difference between the getFields method and the getDeclaredFields method when using Java reflection.
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How to split a string in shell and get the last field
...). How do I do that using Bash? I tried cut , but I don't know how to specify the last field with -f .
17 Answers
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Java 8 Distinct by property
...rite:
persons.stream().filter(distinctByKey(Person::getName))
Note that if the stream is ordered and is run in parallel, this will preserve an arbitrary element from among the duplicates, instead of the first one, as distinct() does.
(This is essentially the same as my answer to this question: J...
Why is exception.printStackTrace() considered bad practice?
...e() constitutes valid (not good/great) exception handling behavior, only
if you do not have System.err being reassigned throughout the duration of the application's lifetime,
and if you do not require log rotation while the application is running,
and if accepted/designed logging practice of the a...
How to hide status bar in Android
I referred this link . In that if the user clicks on EditText(for ex To: ) at that time keyboard will be popped out and at the same time the user can be able to scroll to see all remaining views(ex: compose,subject, send button) in that screen. Similarly in my app I have one activity in that I am ...
Perforce for Git users? [closed]
...tools that ostensibly do the same thing, their approach could not be more different. This brief write-up will try to help new Perforce users coming from Git understand the new world they are in.
One brief detour before we dive in; if you prefer Git you can use Git with Perforce quite well. We provi...
When to use Task.Delay, when to use Thread.Sleep?
... Thread.Sleep will block the current thread which causes a context switch. If you're using a thread pool this could also cause a new thread to be allocated. Both operations are quite heavy whereas the cooperative multi-tasking provided by Task.Delay etc is designed to avoid all of that overhead, max...
How do I jump out of a foreach loop in C#?
How do I break out of a foreach loop in C# if one of the elements meets the requirement?
11 Answers
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How to scale an Image in ImageView to keep the aspect ratio
...o make the ImageView resize itself to fit the rescaled image. For example, if you have a rectangular image in what would normally be a square ImageView, adjustViewBounds=true will make it resize the ImageView to be rectangular as well. This then affects how other Views are laid out around the ImageV...
Differences between action and actionListener
What is the difference between action and actionListener , and when should I use action versus actionListener ?
4 Ans...