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How to create module-wide variables in Python? [duplicate]
...e true. But for variables that might contain a number value that might be 0, you can't just say if not variablename; in that case, you should explicitly test for None using the is operator. I modified the example to add an explicit None test. The explicit test for None is never wrong, so I defaul...
How to detect shake event with android?
... curTime = System.currentTimeMillis();
// only allow one update every 100ms.
if ((curTime - lastUpdate) > 100) {
long diffTime = (curTime - lastUpdate);
lastUpdate = curTime;
x = values[SensorManager.DATA_X];
y = values[SensorManager.DATA_Y];
z = values[Sens...
Is the ternary operator faster than an “if” condition in Java [duplicate]
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106
Does it matter which I use?
Yes! The second is vastly more readable. You are trading one l...
Replace a character at a specific index in a string?
...r replaced.
String myName = "domanokz";
String newName = myName.substring(0,4)+'x'+myName.substring(5);
Or you can use a StringBuilder:
StringBuilder myName = new StringBuilder("domanokz");
myName.setCharAt(4, 'x');
System.out.println(myName);
...
Bubble Sort Homework
... sorted = True # Assume the list is now sorted
for element in range(0, length):
if badList[element] > badList[element + 1]:
sorted = False # We found two elements in the wrong order
hold = badList[element + 1]
badList[element + 1] = badList[elem...
Git pull results in extraneous “Merge branch” messages in commit log
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edited Apr 8 '14 at 10:59
answered Dec 14 '11 at 18:08
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Regex for splitting a string using space when not surrounded by single or double quotes
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+200
I don't understand why all the others are proposing such complex regular expressions or such long code. Essentially, you want to gra...
Selecting text in an element (akin to highlighting with your mouse)
...election = window.getSelection();
selection.setBaseAndExtent(text, 0, text, 1);
}
}
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Convert string to List in one line?
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202
List<string> result = names.Split(new char[] { ',' }).ToList();
Or even cleaner by Dan'...
Javascript - Append HTML to container element without innerHTML
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102
To give an alternative (as using DocumentFragment does not seem to work): You can simulate it b...