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Why do == comparisons with Integer.valueOf(String) give different results for 127 and 128?
...is returning an Integer object, which may have its values cached between -128 and 127. This is why the first value returns true - it's cached - and the second value returns false - 128 isn't a cached value, so you're getting two separate Integer instances.
It is important to note that you are comp...
How can I get a count of the total number of digits in a number?
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edited Dec 19 '10 at 18:23
answered Dec 19 '10 at 16:47
S...
log4j vs logback [closed]
...ck to log4j, you could do so within minutes by simply dropping slf4j-log4j12.jar onto your class path.
When migrating from logback to log4j, logback specific parts, specifically those contained in logback.xml configuration file would still need to be migrated to its log4j equivalent, i.e. log4j.pro...
How do I remove packages installed with Python's easy_install?
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621
pip, an alternative to setuptools/easy_install, provides an "uninstall" command.
Install pip ...
Android Hello-World compile error: Intellij cannot find aapt
...t set up with an Android development environment using IntelliJ in Ubuntu 12.04. I create an Android Application Module, but when I try to build, I get the following error:
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Correctly determine if date string is a valid date in that format
...et. Originally written by Glavić.]
Test cases:
var_dump(validateDate('2013-13-01')); // false
var_dump(validateDate('20132-13-01')); // false
var_dump(validateDate('2013-11-32')); // false
var_dump(validateDate('2012-2-25')); // false
var_dump(validateDate('2013-12-01')); // true
var_dump(...
Internet Explorer 9 not rendering table cells properly
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72
I have exactly the same problem as well. you may want to read this https://connect.microsoft.com...
T-SQL query to show table definition?
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129
There is no easy way to return the DDL. However you can get most of the details from Informatio...
How to pip or easy_install tkinter on Windows
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