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What is the default scope of a method in Java?
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...
JQuery find first parent element with specific class prefix
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...
How can I determine if a String is non-null and not only whitespace in Groovy?
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How to define @Value as optional
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How to git reset --hard a subdirectory?
...
With Git 2.23 (August 2019), you have the new command git restore
git restore --source=HEAD --staged --worktree -- aDirectory
# or, shorter
git restore -s@ -SW -- aDirectory
That would replace both the index and working tree with HEAD content, like an reset --har...
How do I set up IntelliJ IDEA for Android applications?
... free)
Wait for all downloads and installations and stuff to finish.
New Project:
Run IntelliJ
Create a new project (there's a tutorial here)
Enter the name, choose Android type.
There's a step missing in the tutorial, when you are asked to choose the JDK (before choosing the SDK) you n...
Map implementation with duplicate keys
...t the following Map:
Map<String, ArrayList<String>> hashMap = new HashMap<String, ArrayList>();
public static void main(String... arg) {
// Add data with duplicate keys
addValues("A", "a1");
addValues("A", "a2");
addValues("B", "b");
// View data.
Iterator it = ...
Local file access with JavaScript
... function write(fileWriter)
{
var dataBlob = new Blob(["Hello world!"], {type: "text/plain"});
fileWriter.write(dataBlob);
}
fileEntry.createWriter(write);
}
directoryEntry.getFile(
"tes...
How to randomly sort (scramble) an array in Ruby?
...l = function(e) {
var $elem = $('.new-login-left'),
docViewTop = $window.scrollTop(),
docViewBottom = docViewTop + $window.height(),
...
What are the differences between node.js and node?
...l = function(e) {
var $elem = $('.new-login-left'),
docViewTop = $window.scrollTop(),
docViewBottom = docViewTop + $window.height(),
...