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Convert string to a variable name
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There is another simple solution found there:
http://www.r-bloggers.com/converting-a-string-to-a-variable-name-on-the-fly-and-vice-versa-in-r/
To convert a string to a variable:
x <- 42
eval(parse(text = "x"))
[1] 42
And the opposite:
x <- 42
deparse(substitute(x))
[1] "x"
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How to link to a named anchor in Multimarkdown?
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@SaurabhM this will ONLY work IF your markdown to html converter DOES NOT adhere to the standard. The standard doesn't create anchor tags. Now, many don't adhere, but you should NOT expect this to work anywhere.
– masukomi
Jan 15 '16 at 16:5...
How do you kill all current connections to a SQL Server 2005 database?
...nnot be killed'
RETURN
END
SELECT @spidstr=coalesce(@spidstr,',' )+'kill '+convert(varchar, spid)+ '; '
FROM master..sysprocesses WHERE dbid=db_id(@DBName)
IF LEN(@spidstr) > 0
BEGIN
EXEC(@spidstr)
SELECT @ConnKilled = COUNT(1)
FROM master..sysprocesses WHERE dbid=db_id(@DBName)
END
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When to choose checked and unchecked exceptions
... in an unchecked exception. If you follow this rule you will find yourself converting checked exceptions to unchecked exceptions and vice versa depending on what layer you are in.
For both checked and unchecked exceptions, use the right abstraction level. For example, a code repository with two dif...
Sorting a list using Lambda/Linq to objects
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Sure. You can convert it to IQueryable. Didn't think about that. Updating my answer.
– tvanfosson
Apr 6 '09 at 19:59
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Convert boolean result into number/integer
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Use the unary + operator, which converts its operand into a number.
+ true; // 1
+ false; // 0
Note, of course, that you should still sanitise the data on the server side, because a user can send any data to your sever, no matter what the client-side cod...
Get HTML code from website in C#
... 'System.Net.WebClient': type used in a using statement must be implicitly convertible to 'System.IDisposable'
– Dave Chandler
Nov 15 '13 at 20:31
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Getting the index of the returned max or min item using max()/min() on a list
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I think the best thing to do is convert the list to a numpy array and use this function :
a = np.array(list)
idx = np.argmax(a)
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Convert timestamp to readable date/time PHP
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You can go through to epochconvert.com/programming/php for epoch or timestamp to human readable date using PHP.
– Laeeq
Jun 17 '19 at 7:27
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Maximum single-sell profit
...nd the largest sum of a contiguous subset of that list.
You can trivially convert this problem to that problem by taking the profit or loss between consecutive days. So you would transform a list of stock prices, e.g. [5, 6, 7, 4, 2] into a list of gains/losses, e.g., [1, 1, -3, -2]. The subsequenc...