I need to show an image by using the file name only, not from the resource id. 13 Answers ...

This is the message I received when I tried to publish my app. I'm using the latest revision of Android SDK Tools (23 which was released today) and SDK Platform-tools (20 which was also released today). I got an APK out of it, but if I tried to upload it to Google Play I got an error complaining tha...

If one Googles for "difference between notify() and notifyAll() " then a lot of explanations will pop up (leaving apart the javadoc paragraphs). It all boils down to the number of waiting threads being waken up: one in notify() and all in notifyAll() . ...

I am trying to to understand why Java's ArrayDeque is better than Java's LinkedList as they both implement Deque interface. ...

I have a code base which I want to push to GitHub as open source. In this git-controlled source tree, I have certain configuration files which contain passwords. I made sure not to track this file and I also added it to the .gitignore file. However, I want to be absolutely positive that no sensiti...

How do I pick a random element from a set? I'm particularly interested in picking a random element from a HashSet or a LinkedHashSet, in Java. Solutions for other languages are also welcome. ...

In Java, is it legal to call remove on a collection when iterating through the collection using a foreach loop? For instance: ...

So, I have Node.js installed and now when I tried to install Mongoosejs I got an error telling me that I don't have the needed version of Node.js (I have v0.4.11 and v0.4.12 is needed). ...

How can I convert a JavaScript object into a string? 36 Answers 36 ...

I have the following code (stripped down to the bare basics for this question): 4 Answers ...