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Comparing boxed Long values 127 and 128
...ng objects values using if conditions. When these values are less than 128 , the if condition works properly, but when they are greater than or equal to 128 , comparison fails.
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What causes a java.lang.ArrayIndexOutOfBoundsException and how do I prevent it?
...f the array.
So for example:
int[] array = new int[5];
int boom = array[10]; // Throws the exception
As for how to avoid it... um, don't do that. Be careful with your array indexes.
One problem people sometimes run into is thinking that arrays are 1-indexed, e.g.
int[] array = new int[5];
// ...
NSLog an object's memory address in overridden description method
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214
To print address use %p format specifier and self pointer:
-(NSString *) description {
ret...
ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: YES)
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162
Note: For MySQL 5.7+ please see answer from @Lahiru to this question. That contains more curr...
setBackground vs setBackgroundDrawable (Android)
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12 Answers
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Convert SVG image to PNG with PHP
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143
That's funny you asked this, I just did this recently for my work's site and I was thinking I ...
Why does jQuery or a DOM method such as getElementById not find the element?
...s have yet to be added to the DOM.
Consider the following markup; script #1 fails to find the <div> while script #2 succeeds:
<script>
console.log("script #1: %o", document.getElementById("test")); // null
</script>
<div id="test">test div</div>
<script&g...
How to convert JSON to a Ruby hash
...at about the following snippet?
require 'json'
value = '{"val":"test","val1":"test1","val2":"test2"}'
puts JSON.parse(value) # => {"val"=>"test","val1"=>"test1","val2"=>"test2"}
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Redirect stdout pipe of child process in Go
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answered Feb 14 '13 at 23:06
cmccabecmccabe
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