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Best way to store JSON in an HTML attribute?

...s in that object. What if the JSON contains special characters? (e.g. {test: '<"myString/>'}) Just follow the normal rules for including untrusted data in attribute values. Use & and " (if you’re wrapping the attribute value in double quotes) or ' (if you’re...
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When is a function too long? [closed]

...gs! I do think breaking the function up like this makes it much easier to test. – mtnpaul Mar 31 '12 at 4:45  |  show 2 more comments ...
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Android: upgrading DB version and adding new table

...e version number, but before adding the execSQL call, the database on your test device/emulator may already believe it's at version 2. A quick way to verify this would be to change the version number to 3 -- if it upgrades after that, you know it was just because your device believed it was already...
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Why would I ever use push_back instead of emplace_back?

... the "active" list... no? It appears to remain an outstanding issue. The latest update, headed "[2018-08-23 Batavia Issues processing]", says that "P0960 (currently in flight) should resolve this." And I still can't compile code that tries to emplace aggregates without explicitly writing a boilerpla...
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Red black tree over avl tree

...ees but red-black trees are consistently slower by about 20% in real world tests. Or even 30-40% slower when sequential data is inserted. So people who have studied red-black trees but not AVL trees tend to choose red-black trees. The primary uses for red-black trees are detailed on the Wikipedia ...
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Why can't (or doesn't) the compiler optimize a predictable addition loop into a multiplication?

...O1 to add_100k_signed: # @add_100k_signed test esi, esi jle .LBB0_1 mov r9d, esi xor r8d, r8d xor esi, esi xor eax, eax .LBB0_4: # =>This Inner Loop Header: Depth=1 ...
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How to convert lazy sequence to non-lazy in Clojure

...alk) (postwalk identity nested-lazy-thing) I found this useful in a unit test where I wanted to force evaluation of some nested applications of map to force an error condition. share | improve thi...
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How to check if a Constraint exists in Sql server?

... Are you looking at something like this, below is tested in SQL Server 2005 SELECT * FROM sys.check_constraints WHERE object_id = OBJECT_ID(N'[dbo].[CK_accounts]') AND parent_object_id = OBJECT_ID(N'[dbo]. [accounts]') ...
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Why does PHP 5.2+ disallow abstract static class methods?

...ne" is false; as you know, it throws a strict mode warning. I guess he was testing without strict mode turned on. Regardless, a confused Rasmus left the request erroneously closed as "bogus". And that's why the warning is still in the language. This may not be an entirely satisfying explanation - y...
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SQL Server: Filter output of sp_who2

...posting another way that is similar to some of these other posts (but it's tested and correct). – Don Rolling Aug 22 '12 at 15:52 add a comment  |  ...