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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...
PSQLException: current transaction is aborted, commands ignored until end of transaction block
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Is It Possible to Sandbox JavaScript Running In the Browser?
... MattCochrane
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answered Oct 12 '08 at 7:35
Darius BaconDarius Bacon
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In which order should floats be added to get the most precise result?
...s things somewhat. Consider the case where we're adding single-precision (32 bit) floats, and there are 1 billion values equal to 1 / (1 billion), and one value equal to 1. If the 1 comes first, then the sum will come to 1, since 1 + (1 / 1 billion) is 1 due to loss of precision. Each addition has n...
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 do I grab an INI value within a shell script?
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Google Maps zoom control is messed up
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Dónal
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answered Jan 16 '12 at 11:55
Konrad DzwinelKonrad Dzwinel
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From an array of objects, extract value of a property as array
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Here is a shorter way of achieving it:
let result = objArray.map(a => a.foo);
OR
let res...
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
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Using openssl to get the certificate from a server
... openssl s_client -servername www.example.com -connect www.example.com:443 2>/dev/null | \
openssl x509 -text
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