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YAML Multi-Line Arrays
...k", "age"=>32}, {"name"=>"Claudia", "age"=>25}] (I use the YAML Ruby class).
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What does @@variable mean in Ruby?
What are Ruby variables preceded with double at signs ( @@ )? My understanding of a variable preceded with an at sign is that it is an instance variable, like this in PHP:
...
How to print formatted BigDecimal values?
...
Similar to answer by @Jeff_Alieffson, but not relying on default Locale:
Use DecimalFormatSymbols for explicit locale:
DecimalFormatSymbols decimalFormatSymbols = DecimalFormatSymbols.getInstance(new Locale("ru", "RU"));
Or explicit separ...
PHP code to remove everything but numbers
... imageUploader: {
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How does clipsToBounds work?
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...
What does the 'static' keyword do in a class?
... million instances of the class or you don't create any. It will be shared by all instances.
Since static methods also do not belong to a specific instance, they can't refer to instance members. In the example given, main does not know which instance of the Hello class (and therefore which instance...
Android - Pulling SQlite database android device
... pull command.
Another way I prefer in most cases is to copy the database by code to SD card:
try {
File sd = Environment.getExternalStorageDirectory();
if (sd.canWrite()) {
String currentDBPath = "/data/data/" + getPackageName() + "/databases/yourdatabasename";
String bac...
Remove elements from collection while iterating
... then clear it:
books.subList(0,5).clear();
Since the sublist is backed by the original list this would be an efficient way of removing this subcollection of elements.
Something similar could be achieved with sorted sets using NavigableSet.subSet method, or any of the slicing methods offered the...
Swift - Convert to absolute value
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XML Schema: Element with attributes containing only text?
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...