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What is the error “Every derived table must have its own alias” in MySQL?
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4 Answers
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Active
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Get exception description and stack trace which caused an exception, all as a string
...error(err) function.
– AnnanFay
Oct 4 '19 at 1:23
It works with the error that was caught and handled.
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Why are variables “i” and “j” used for counters?
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answered Nov 9 '10 at 19:54
community wiki
zwol...
Waiting on a list of Future
...ng. Something like this:
Executor executor = Executors.newFixedThreadPool(4);
CompletionService<SomeResult> completionService =
new ExecutorCompletionService<SomeResult>(executor);
//4 tasks
for(int i = 0; i < 4; i++) {
completionService.submit(new Callable<SomeResult&...
Remove a git commit which has not been pushed
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answered Oct 23 '09 at 3:24
Brian CampbellBrian Campbell
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Difference between toFixed() and toPrecision()?
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134
toFixed(n) provides n length after the decimal point; toPrecision(x) provides x total length.
R...
C: differences between char pointer and array [duplicate]
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14 Answers
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How do you create different variable names while in a loop? [duplicate]
...; d
{'string1': 'Hello',
'string2': 'Hello',
'string3': 'Hello',
'string4': 'Hello',
'string5': 'Hello',
'string6': 'Hello',
'string7': 'Hello',
'string8': 'Hello',
'string9': 'Hello'}
I said this somewhat tongue in check, but really the best way to associate one value with another value i...
PHP Constants Containing Arrays?
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504
NOTE: while this is the accepted answer, it's worth noting that in PHP 5.6+ you can have const a...