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How can I listen for a click-and-hold in jQuery?
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how to select the text with different color when we tap and hold on the device
– Lucky
Oct 22 '13 at 6:16
a...
Optimise PostgreSQL for fast testing
... table, manipulating it however you need to, then doing an INSERT INTO ... SELECT ... to copy it to the final table. Note that temporary tables are per-session; if your session ends or you lose your connection then the temp table goes away, and no other connection can see the contents of a session's...
Why can't yield return appear inside a try block with a catch?
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All the yield statements in an iterator definition are converted to a state in a state machine which effectively uses a switch statement to advance states. If it did generate code for yield statements in a try/catch it would have to duplicate everything in the try block for each ...
How to calculate UILabel width based on text length?
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The selected answer is correct for iOS 6 and below.
In iOS 7, sizeWithFont:constrainedToSize:lineBreakMode: has been deprecated. It is now recommended you use boundingRectWithSize:options:attributes:context:.
CGRect expectedLab...
Xcode: Build Failed, but no error messages
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Actually, here select Show all issues, instead of "Show issues for active scheme only" and you're good. The new build system has a huge performance advantage over the old one with Swift projects.
– Charlie Monroe
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My attempt at value initialization is interpreted as a function declaration, and why doesn't A a(())
...ng<_CharT, _Traits, _Alloc>::
^
I'm not sure why g++ tries to convert char to const char *. Either way, the constructor was called with just one value of type char. There is no overload which has one argument of type char, therefore the compiler is confused. You may ask - why the argume...
Could not launch process launch failed: timed out waiting for app to launch
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Can I upload app in testflight via selecting developer certificate? Cause my app runs fine until I uploded to testflight and after uploding to testflight via distribution certificate this error is going to occur.
– Mrugesh Tank
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MySQL主从服务器数据一致性的核对与修复 - 数据库(内核) - 清泛网 - 专注C/...
...保存到哪个库和表中，如果你愿意，可以手动查询：
SELECT db, tbl, SUM(this_cnt) AS total_rows, COUNT(*) AS chunks
FROM percona.checksums
WHERE (
master_cnt <> this_cnt
OR master_crc <> this_crc
OR ISNULL(master_crc) <> ISNULL(this_crc))
GROUP BY db, tbl;
BTW...
How to reset a single table in rails?
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rails console
irb(main):028:0> ActiveRecord::Base.connection.execute("SELECT SETVAL('accounts_id_seq', 1)")
Where the accounts in the accounts_id_seq is the name of the table.
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How to reverse a 'rails generate'
...e don't summarize your actions unless you intend for this answer to be the selected correct answer.
– the Tin Man
Jan 24 at 23:51
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