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Better way to sum a property value in an array
...ay {
sum(key) {
return this.reduce((a, b) => a + (b[key] || 0), 0);
}
}
const traveler = new TravellerCollection(...[
{ description: 'Senior', Amount: 50},
{ description: 'Senior', Amount: 50},
{ description: 'Adult', Amount: 75},
{ description: 'Child', Amount...
How do I force a UITextView to scroll to the top every time I change the text?
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edited Jul 17 '18 at 15:06
keeshux
47122 silver badges88 bronze badges
answered Apr 1 '10 at 3:02
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git diff file against its last change
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edited Jan 23 '18 at 20:54
answered Mar 14 '14 at 17:47
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How to read and write excel file
...SSFWorkbook wb = new HSSFWorkbook(fs);
HSSFSheet sheet = wb.getSheetAt(0);
HSSFRow row;
HSSFCell cell;
int rows; // No of rows
rows = sheet.getPhysicalNumberOfRows();
int cols = 0; // No of columns
int tmp = 0;
// This trick ensures that we get the data properly ev...
Intellij Idea 9/10, what folders to check into (or not check into) source control?
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107
We have a FAQ article covering this question.
[The .idea] format is used by all the recent ...
Create aar file in Android Studio
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IgorGanapolsky
21.8k1414 gold badges106106 silver badges131131 bronze badges
answered Jun 19 '14 at 21:24
Scott BartaScott Barta
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Java String split removed empty values
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506
split(delimiter) by default removes trailing empty strings from result array. To turn this mech...
XmlWriter to Write to a String Instead of to a File
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220
You need to create a StringWriter, and pass that to the XmlWriter.
The string overload of the X...
Capturing “Delete” Keypress with jQuery
...I'm unable to capture the Delete key. The snippet below is going to log 0 when the Delete key is pressed in FireFox:
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Scala: Nil vs List()
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edited May 8 '13 at 20:49
answered May 12 '11 at 17:28
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