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When should an IllegalArgumentException be thrown?
...tabase using JDBC , And I have a method that takes the argument as the int item and double price. The price for corresponding item is read from database table. I simply multiply the total number of item purchased with the price value and return the result. Although I am always sure at my end(Applica...
Android image caching
...
Outstanding answer and explanation! I think this is the best solution since it works when offline and uses Android LruCache. I found edrowland's solution did not work in airplane mode even with Joe's addition which required more effort to integrate. Btw, it seems like Android or n...
Use of Application.DoEvents()
...d up" while a long task is running. However, this is almost always NOT the best way to do things.
According to Microsoft calling DoEvents "...causes the current thread to be suspended while all waiting window messages are processed." If an event is triggered there is a potential for unexpected and i...
Pandas every nth row
... find a way of getting every nth row from non-timeseries data. What is the best method?
5 Answers
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Find the min/max element of an Array in JavaScript
...ax = Math.max(...arrayOfNumbers);
// For arrays with tens of thousands of items:
let max = testArray[0];
for (let i = 1; i < testArrayLength; ++i) {
if (testArray[i] > max) {
max = testArray[i];
}
}
MDN solution
The official MDN docs on Math.max() already covers this issue:
The...
Use JAXB to create Object from XML String
...
Ciudad ciudad = new Ciudad();
Element element = (Element) nodes.item(i);
NodeList name = element.getElementsByTagName("idCiudad");
Element element2 = (Element) name.item(0);
ciudad.setIdCiudad(Integer
.valueOf(getCharacterDataFromElement(element2)));
NodeList tit...
How to hide a button programmatically?
...
View.GONE makes the item not take up any layout space. View.INVISIBLE reserves space for the item. This changes the layout of view when you toggle visibility.
– gb96
Jun 13 '15 at 10:19
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Was PreferenceFragment intentionally excluded from the compatibility package?
...e at the point you need to (e.g., when the user clicks on the options menu item). Here is a sample project demonstrating this. Or, have a single PreferenceActivity that handles both cases, as in this sample project.
If it wasn't intentionally excluded, can we expect a new release of the compatib...
What is the difference between a var and val definition in Scala?
...opted to let the programmer do that, if the programmer deemed it to be the best solution. Other languages have chosen to make such code difficult. The price Scala (and any language with widespread mutability) pays is that the compiler doesn't have as much leeway in optimizing the code as it could ot...
Are there any style options for the HTML5 Date picker?
...t seem to be a great deal of interest in the CSS-UI module.
I think your best bet for cross browser development right now, is to implement pretty controls with JavaScript based interface, and then disable the HTML5 native UI and replace it. I think in the future, maybe there will be better native ...