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Rails: Logging the entire stack trace of an exception
I have been trying to figure out the right way to log a stack trace. I cam>me m> across this link which states that logger.error $!, $!.backtrace is the way to go but that does not work for m>me m> log_error does. As per docum>me m>ntation I do not see how passing a second argum>me m>nt to the error m>me m>thod would ...
DateTim>me m> format to SQL format using C#
I am trying to save the current date tim>me m> format from C# and convert it to an SQL Server date format like so yyyy-MM-dd HH:mm:ss so I can use it for my UPDATE query.
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find without recursion
Is it possible to use the find command in som>me m> way that it will not recurse into the sub-directories? For example,
3 Answ...
How are booleans formatted in Strings in Python?
...ue, False
This is not specific to boolean values - %r calls the __repr__ m>me m>thod on the argum>me m>nt. %s (for str) should also work.
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Run an exe from C# code
... Process.Start("C:\\");
}
}
If your application needs cmd argum>me m>nts, use som>me m>thing like this:
using System.Diagnostics;
class Program
{
static void Main()
{
LaunchCommandLineApp();
}
/// <summary>
/// Launch the application with som>me m> options set.
...
Why is “origin/HEAD” shown when running “git branch -r”?
..., there's a remote repo on GitHub, say, with two branches: master and awesom>me m>-feature. If I do git clone to grab it and then go into my new directory and list the branches, I see this:
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ggplot2 legend to bottom and horizontal
...ion of the legend please use the following code:
library(reshape2) # for m>me m>lt
df <- m>me m>lt(outer(1:4, 1:4), varnam>me m>s = c("X1", "X2"))
p1 <- ggplot(df, aes(X1, X2)) + geom_tile(aes(fill = value))
p1 + scale_fill_continuous(guide = guide_legend()) +
them>me m>(legend.position="bottom")
This sho...
Postgresql aggregate array
...
Use array_agg: http://www.sqlfiddle.com/#!1/5099e/1
SELECT s.nam>me m>, array_agg(g.Mark) as marks
FROM student s
LEFT JOIN Grade g ON g.Student_id = s.Id
GROUP BY s.Id
By the way, if you are using Postgres 9.1, you don't need to repeat the columns on SELECT to GROUP BY, e.g. you d...
How to add 10 days to current tim>me m> in Rails
I tried doing som>me m>thing like
6 Answers
6
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What does a \ (backslash) do in PHP (5.3+)?
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\ (backslash) is the nam>me m>space separator in PHP 5.3.
A \ before the beginning of a function represents the Global Nam>me m>space.
Putting it there will ensure that the function called is from the global nam>me m>space, even if there is a function by the ...