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How to change column datatype in SQL database without losing data

...ing the conversion goes wrong, you can always go back since you still have all the data.. share | improve this answer | follow | ...
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What's the difference between --general-numeric-sort and --numeric-sort options in gnu sort

... General numeric sort compares the numbers as floats, this allows scientific notation eg 1.234E10 but is slower and subject to rounding error (1.2345678 could come after 1.2345679), numeric sort is just a regular alphabetic sort that knows 10 comes after 9. See http://www.gnu.o...
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What's default HTML/CSS link color?

...ect them to work. But keep in mind that a browser is free to ignore any or all of these guidelines, as it is never required to follow them. It is, however, recommended for a consistent user experience across browsers (which is how "expected" is defined in this context), so chances are that these col...
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How to get the Android device's primary e-mail address

...ntManager.getAccounts or AccountManager.getAccountsByType to get a list of all account names on the device. Fortunately, for certain account types (including com.google), the account names are email addresses. Example snippet below. Pattern emailPattern = Patterns.EMAIL_ADDRESS; // API level 8+ Acc...
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ReactJS: Modeling Bi-Directional Infinite Scrolling

...following: Overview Make a <List> component that takes an array of all children. Since we do not render them, it's really cheap to just allocate them and discard them. If 10k allocations is too big, you can instead pass a function that takes a range and return the elements. <List> {...
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Suppress command line output

... invocation to this: taskkill /im "test.exe" /f >nul 2>&1 and all will be better. That works because stdout is file descriptor 1, and stderr is file descriptor 2 by convention. (0 is stdin, incidentally.) The 2>&1 copies output file descriptor 2 from the new value of 1, which wa...
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Space between two rows in a table?

... Except this doesn't solve the problem at all when your rows have a background colour and you actually want WHITESPACE between your rows. – Simon East Feb 26 '12 at 22:49 ...
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Find all tables containing column with specified name - MS SQL Server

... Not surprising it works on all those different databases given that INFORMATION_SCHEMA is part of the ANSI Standard – Davos May 24 '18 at 4:42 ...
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What is the difference between async.waterfall and async.series

... https://github.com/caolan/async provides 2 similar methods, async.waterfall and async.series . 4 Answers ...
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All combinations of a list of lists

I'm basically looking for a python version of Combination of List<List<int>> 7 Answers ...