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How long should SQL email fields be? [duplicate]

...eed worry about these long Email addresses? If someone can't login with a 100-char Email, do you really care? We actually prefer they can't. Some statistical data may shed some light on the issue. We analyzed a database with over 10 million Email addresses. These addresses are not confirmed so ther...
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Why are variables “i” and “j” used for counters?

... 330 votes +50 ...
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Best practice: AsyncTask during orientation change

... 140 Do NOT use android:configChanges to address this issue. This is very bad practice. Do NOT use A...
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Exclude all transitive dependencies of a single dependency

... edited May 23 '17 at 12:10 Community♦ 111 silver badge answered Feb 13 '09 at 23:22 ...
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In what areas might the use of F# be more appropriate than C#? [closed]

... | edited May 8 '10 at 14:01 community wiki ...
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Python list sort in descending order

...ambda: timestamp.sort(key=lambda x: time.strptime(x, '%Y-%m-%d %H:%M:%S')[0:6], reverse=True) Passing a function to list.sort: def foo(x): return time.strptime(x, '%Y-%m-%d %H:%M:%S')[0:6] timestamp.sort(key=foo, reverse=True) ...
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How do I determine whether an array contains a particular value in Java?

... answered Jul 15 '09 at 0:04 camickrcamickr 297k1717 gold badges143143 silver badges255255 bronze badges ...
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List OrderBy Alphabetical Order

... 704 If you mean an in-place sort (i.e. the list is updated): people.Sort((x, y) => string.Compa...
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How do I type using my keyboard on the iphone simulator?

... 260 Try trashing the iPhone Simulator preferences file. When my iPhone Simulator stopped responding ...
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Is the size of C “int” 2 bytes or 4 bytes?

... | edited Jun 5 '17 at 10:07 vog 16.1k88 gold badges5050 silver badges6969 bronze badges answered Jul ...