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How can I ensure that a division of integers is always rounded up?
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UPDATE: This question was the subject of my blog in January 2013. Thanks for the great question!
Getting integer arithmetic correct is hard. As has been demonstrated amply thus far, the moment you try to do a "clever" trick, odds are good that you've made a mistake. And when a flaw ...
How to swap two variables in JavaScript
...n variables a and b:
b = [a, a = b][0];
Demonstration below:
var a=1,
b=2,
output=document.getElementById('output');
output.innerHTML="<p>Original: "+a+", "+b+"</p>";
b = [a, a = b][0];
output.innerHTML+="<p>Swapped: "+a+", "+b+"</p>";
<div id="...
Asterisk in function call
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* is the "splat" operator: It takes a list as input, and expands it into actual positional arg...
MySQL show current connection info
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There are MYSQL functions you can use. Like this one that resolves the user:
SELECT USER();
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How to format a Java string with leading zero?
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Error: Could not create the Java Virtual Machine Mac OSX Mavericks
I just installed the latest Java SDK 7-67 from Oracle on the Mac 10.9.4. I then ran the command java -v in Terminal and I get this message:
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How do browsers pause/change Javascript when tab or window is not active?
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Test O...
JavaScript get element by name
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edited Oct 25 '19 at 0:18
jkeys
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How to truncate the time on a DateTime object in Python?
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16 Answers
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Best way to format integer as string with leading zeros? [duplicate]
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10 Answers
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