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GUI not working after rewriting to MVC
...plicity.
A more common approach uses an EventListenerList, as shown in the Converter application and suggested by the large number of EventListener subinterfaces and implementing classes.
A third option is to use a PropertyChangeListener, as shown here and here.
Addendum: Some common questions abo...
How do I resize an image using PIL and maintain its aspect ratio?
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Better convert them to integer
– Black Thunder
Nov 10 '19 at 19:20
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adding noise to a signal in python
...et SNR
# Set a target SNR
target_snr_db = 20
# Calculate signal power and convert to dB
sig_avg_watts = np.mean(x_watts)
sig_avg_db = 10 * np.log10(sig_avg_watts)
# Calculate noise according to [2] then convert to watts
noise_avg_db = sig_avg_db - target_snr_db
noise_avg_watts = 10 ** (noise_avg_d...
Benchmarking small code samples in C#, can this implementation be improved?
...T doesn't improve it's results over time (like the Java one does). It only converts a method from IL to Assembly once, on the first call.
– Matt Warren
Sep 20 '14 at 21:58
add...
Mapping enum to string in hibernate
... You can even go further and, now as JPA 2.1 is released, use @Converter(autoApply = true) public class CategoryTypeConverter implements javax.persistence.AttributeConverter <CategoryType, String>
– membersound
Apr 14 '14 at 12:48
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How to create a numpy array of all True or all False?
...ata itself when possible? I can't imagine numpy doing any heavy lifting to convert int 1 to bool True.
– BallpointBen
May 8 '18 at 19:02
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curl POST format for CURLOPT_POSTFIELDS
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Nested arrays won't work. cURL will try to convert them to string and a PHP Array to string conversion notice will follow
– 7ochem
Jul 5 '18 at 9:07
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Understanding Spliterator, Collector and Stream in Java 8
....map(Person::getName).collect(Collectors.toCollection(TreeSet::new));
// Convert elements to strings and concatenate them, separated by commas
String joined = things.stream()
.map(Object::toString)
.collect(Collectors.joining(", "));
// Compute sum ...
Jackson serialization: ignore empty values (or null)
...y using jackson 2.1.4 and I'm having some trouble ignoring fields when I'm converting an object to a JSON string.
8 Answers...
How do I round to the nearest 0.5?
...right
var f:int = Math.round(r * 10 - n) * 5;// INTEGER - Test 1 or 0 then convert to 5
var d:Number = (n + (f / 10)) / 10; // NUMBER - Re-assemble the number
trace("ORG No: " + r);
trace("NEW No: " + d);
Thats pretty much it.
Note the use of 'Numbers' and 'Integers' and the way they are proces...