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How to test an SQL Update statement before running it?

...n. Assuming he wants to check the result, I conclude his statement is more complex than a 'SET bar = 42', so within his session he will be able to make several queries to test the resulting set of data ... – Imad Moqaddem Jun 13 '12 at 9:06 ...
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Why can't enum's constructor access static fields?

... enum values) are initialized in textual order, and the enum values always come before the other fields. Note that in your class example you haven't shown where ABBREV_MAP is initialized - if it's after SUNDAY, you'll get an exception when the class is initialized. Yes, it's a bit of a pain and cou...
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How does facebook, gmail send the real time notification?

I have read some posts about this topic and the answers are comet, reverse ajax, http streaming, server push, etc. 5 Answer...
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Git: Set up a fetch-only remote?

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Modifying a query string without reloading the page

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Using awk to remove the Byte-order mark

...t the dot in the middle of the sub statement is too much (at least, my awk complains about it). Beside this it's exactly what I searched, thanks! – Boldewyn Jul 1 '09 at 12:21 5 ...
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Why does 'continue' behave like 'break' in a Foreach-Object?

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Multiple queries executed in java in single statement

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How to check if a variable is an integer in JavaScript?

...is counts NaN as an integer. also performs worse against my method. jsperf.com/numbers-and-integers – Blake Regalia Jan 31 '13 at 23:54 2 ...
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Select random lines from a file

... @MonaJalal nope just faster, since it doesn't have to compare lines at all. – rogerdpack May 15 '17 at 17:20 ...