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How to colorize diff on the command line?
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Man pages for diff suggest no solution for colorization from within itself. Please consider using colordiff. It's a wrapper around diff that produces the same output as diff, except that it augments the output using colored syntax highlighting to increase readability:
diff old ne...
How to Store Historical Data
...erform an insert statement into FOO_Hist similar to: insert into FOO_HIST select * from FOO where id = @id .
13 Answers
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How to impose maxlength on textArea in HTML using JavaScript
...st.
Inspired by, but an improvement over Dana Woodman's answer:
Changes from that answer are: Simplified and more generic, using jQuery.live and also not setting val if length is OK (leads to working arrow-keys in IE, and noticable speedup in IE):
// Get all textareas that have a "maxlength" pro...
SVN checkout ignore folder
...to 1.5 I have found that if you checkout only the top most folder and then selectively update, from then on updates only effect what you have checked out. Ie.
svn co -N foo
cd foo
svn up -N bar
svn up
The -N flag makes the operation non-recursive. The above will not check out anything else at the...
How to find out which processes are using swap space in Linux?
...not provide an exact answer to the problem as pointed out in the comments. From the htop FAQ:
It is not possible to get the exact size of used swap space of a
process. Top fakes this information by making SWAP = VIRT - RES, but
that is not a good metric, because other stuff such as video mem...
What is the difference between '>' and a space in CSS selectors?
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A > B will only select B that are direct children to A (that is, there are no other elements inbetween).
A B will select any B that are inside A, even if there are other elements between them.
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Keyboard shortcuts are not active in Visual Studio with Resharper installed
...ou can look at the Visual Studio Integration options for ReSharper by...
Select ReSharper > Options... from the Visual Studio menu
Select the Visual Studio Integration item on the Options window
The bottom of the page gives instructions on how to reset the keyboard scheme.
If that doesn't w...
LINQ with groupby and count
...(var line in data.GroupBy(info => info.metric)
.Select(group => new {
Metric = group.Key,
Count = group.Count()
})
.OrderBy(x => x.Metric))
{
Console.Wri...
SQL Server Configuration Manager not found
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From SQL Server 2008 Setup, you have to select "Client Tools Connectivity" to install SQL Server Configuration Manager.
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How to check if AlarmManager already has an alarm set?
...ar alarm (registered via AlarmManager) is already set and running. Results from google seem to indicate that there is no way to do this. Is this still correct? I need to do this check in order to advise the user before any action is taken to create a new alarm.
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