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Would you, at present date, use JBoss or Glassfish (or another) as Java EE server for a new project?
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community wiki
3 revsRob Williams
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How To Check If A Key in **kwargs Exists?
Python 3.2.3. There were some ideas listed here , which work on regular var's, but it seems **kwargs play by different rules... so why doesn't this work and how can I check to see if a key in **kwargs exists?
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In JavaScript, does it make a difference if I call a function with parentheses?
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Nissa
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answered Jul 14 '10 at 14:09
PekkaPekka
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Is null an Object?
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edited Apr 17 '17 at 13:24
answered Dec 12 '09 at 18:28
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What is the at sign (@) in a batch file and what does it do?
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Accepted this one for the on-site explanation of without ... any prompts associated with the execution, and for saying things like (verbosit...
Why does pthread_cond_wait have spurious wakeups?
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How can I convert a string to boolean in JavaScript?
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what is the difference between GROUP BY and ORDER BY in sql
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CMeratCMerat
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Math.random() versus Random.nextInt(int)
...s in its mantissa, so it is uniformly distributed in the range 0 to 1-(2^-53).
Random.nextInt(n) uses Random.next() less than twice on average- it uses it once, and if the value obtained is above the highest multiple of n below MAX_INT it tries again, otherwise is returns the value modulo n (th...
Why invoke Thread.currentThread.interrupt() in a catch InterruptException block?
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Java Concurrency in Practice discusses this in more detail in Chapter 7.1.3: Responding to Interruption. Its rule is:
Only code that implements a thread's interruption policy may swallow an interruption request. General-purpose task and library code should never swallow interruption requests.
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