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Copy a stream to avoid “stream has already been operated upon or closed”
...stream in two different ways. The implication that the stream is generated more than once (unless you collect it) seems clear - because otherwise you wouldn't need a collect method.
– Niall Connaughton
Jun 20 '17 at 0:29
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How to generate a random string of a fixed length in Go?
...t is not used (and our rand.Source is properly initialized / seeded).
One more thing to note here: package doc of math/rand states:
The default Source is safe for concurrent use by multiple goroutines.
So the default source is slower than a Source that may be obtained by rand.NewSource(), bec...
MySQL error code: 1175 during UPDATE in MySQL Workbench
...e to global updates which obviously does not have any pk filter. I see it more as a noob-protection than a real useful feature.
– JoelBonetR
Dec 28 '18 at 12:01
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What does “zend_mm_heap corrupted” mean
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Jackson enum Serializing and DeSerializer
...n implementation based on @JsonCreator and @JsonValue annotations would be more convenient.
So leveraging on the example by @Stanley the following is a complete self-contained solution (Java 6, Jackson 1.9):
public enum DeviceScheduleFormat {
Weekday,
EvenOdd,
Interval;
private s...
Convert integer into its character equivalent, where 0 => a, 1 => b, etc
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Will be more portable in case of extending to other alphabets:
char='abcdefghijklmnopqrstuvwxyz'[code]
or, to be more compatible (with our beloved IE):
char='abcdefghijklmnopqrstuvwxyz'.charAt(code);
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Is JavaScript's “new” keyword considered harmful?
...ceof arguments.callee)) throw Error("Constructor called as a function");// More generic, don't require knowledge of the constructors name, make the user fix the code.
– some
Dec 20 '08 at 17:47
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