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Get the value in an input text box
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You can only select a value with the following two ways:
// First way to get a value
value = $("#txt_name").val();
// Second way to get a value
value = $("#txt_name").attr('value');
If you want to use straight JavaScript to get the v...
Hide the cursor of an UITextField
...o that when the user taps the text field, a picker is summoned for them to select an option from.
13 Answers
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Can you resolve an angularjs promise before you return it?
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I think this answer should be selected.
– Morteza Tourani
May 8 '16 at 20:13
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Write string to output stream
...de it. You can do that manually (as you suggest) using the String.getBytes(Charset) method, but you should avoid the String.getBytes() method, because that uses the default encoding of the JVM, which can't be reliably predicted in a portable way.
The usual way to write character data to a stream, t...
Why is this F# code so slow?
...C# and F#. The C# version is 10 times faster for two strings of about 1500 chars. C#: 69 ms, F# 867 ms. Why? As far as I can tell, they do the exact same thing? Doesn't matter if it is a Release or a Debug build.
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Implement paging (skip / take) functionality with this query
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In SQL Server 2012 it is very very easy
SELECT col1, col2, ...
FROM ...
WHERE ...
ORDER BY -- this is a MUST there must be ORDER BY statement
-- the paging comes here
OFFSET 10 ROWS -- skip 10 rows
FETCH NEXT 10 ROWS ONLY; -- take 10 rows
If we want...
For loop example in MySQL
...+1;
end while;
commit;
end #
delimiter ;
call load_foo_test_data();
select * from foo order by id;
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How do I declare and assign a variable on a single line in SQL
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You can also initialize from a select statement, eg: declare @eid uniqueidentifier = (select top 1 id from t_Event)
– Damien Sawyer
Sep 8 '16 at 20:32
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How to create a memory leak in Java?
...ring, if the string is a substring, the leak is even worse (the underlying char[] is also leaked) - in Java 7 substring also copies the char[], so the later doesn't apply; @Daniel, no needs for votes, though.
I'll concentrate on threads to show the danger of unmanaged threads mostly, don't wish t...
关于php的socket初探 - PHP - 清泛IT论坛，有思想、有深度
...连接的模型都应该被称为多路复用，目前比较常用的有 select/poll/epoll/kqueue 这些 IO 模型（目前也有像 Apache 这种每个连接用单独的进程/线程来处理的 IO 模型，但是效率相对比较差，也很容易出问题，所以暂时不做介绍了）。在...