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What is the exact problem with multiple inheritance?
...people asking all the time whether multiple inheritance should be included into the next version of C# or Java. C++ folks, who are fortunate enough to have this ability, say that this is like giving someone a rope to eventually hang themselves.
...
ORDER BY the IN value list
...
You can do it quite easily with (introduced in PostgreSQL 8.2) VALUES (), ().
Syntax will be like this:
select c.*
from comments c
join (
values
(1,1),
(3,2),
(2,3),
(4,4)
) as x (id, ordering) on c.id = x.id
order by x.ordering
...
Redis strings vs Redis hashes to represent JSON: efficiency?
...ey break out hash-max-ziplist-value or hash-max-ziplist-entries Redis will convert it to practically usual key/value pairs under a hood. ( see hash-max-ziplist-value, hash-max-ziplist-entries ) And breaking under a hood from a hash options IS REALLY BAD, because each usual key/value pair inside Redi...
What is a “static” function in C?
...+ methods are often referred to as "member functions", so I agree that C++ introduces a little bit of ambiguity. It's not your fault — the language just uses the keyword for two different things.
– Chuck
Feb 17 '09 at 18:40
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How to get the filename without the extension in Java?
...brary solution above. It works, but looking at the code (without having to interpret the REGEX) isn't obvious what it does.
– Gustavo Litovsky
Nov 28 '12 at 21:12
5
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How to get parameters from the URL with JSP
...tlet:
<%
if (request.getParameter("name") == null) {
out.println("Please enter your name.");
} else {
out.println("Hello <b>"+request. getParameter("name")+"</b>!");
}
%>
share...
Is there a performance difference between CTE , Sub-Query, Temporary Table or Table Variable?
...r find the best query plan. There are many person-years of effort that go into developing a SQL engine, so let the engineers do what they know how to do.
Of course, there are situations where the query plan is not optimal. Then you want to use query hints, restructure the query, update statistics...
Compare a string using sh shell
.../test and the builtins for dash and bash. In ksh and zsh, the strings are converted to numerical values and are equal since they are both 0. IMO, the behavior of the builtins for ksh and zsh is incorrect, but the spec for test is ambiguous on this.
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Multi-line EditText with Done action button
...ttrs);
}
public ActionEditText(Context context, AttributeSet attrs, int defStyle)
{
super(context, attrs, defStyle);
}
@Override
public InputConnection onCreateInputConnection(EditorInfo outAttrs)
{
InputConnection conn = super.onCreateInputConnection(outAttrs);
...
How to delete cookies on an ASP.NET website
... Aha, looks like it only creates a cookie for the Response object. Interesting :)
– Andomar
Jul 9 '11 at 15:06
3
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