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How can I extract a predetermined range of lines from a text file on Unix?
...y only used in conjunction with the -n command-line option.
n -
If auto-print is not disabled, print the pattern space, then, regardless, replace the pattern space with the next line of input. If
there is no more input then sed exits without processing any more
commands.
q -
Ex...
How to use WinForms progress bar?
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I would suggest you have a look at BackgroundWorker. If you have a loop that large in your WinForm it will block and your app will look like it has hanged.
Look at BackgroundWorker.ReportProgress() to see how to report progress back to the UI thread.
For example:
private voi...
Are SVG parameters such as 'xmlns' and 'version' needed?
...nts (browsers) ignore the version attribute, so you can always drop that.
If you embed your SVG inline in a HTML page and serve that page as text/html then xmlns attributes are not required. Embedding SVG inline in HTML documents is a fairly recent innovation that came along as part of HTML5.
If h...
Update a local branch with the changes from a tracked remote branch
...?"
)
git branch -f --track my_local_branch origin/my_remote_branch
# OR (if my_local_branch is currently checked out):
$ git branch --set-upstream-to my_local_branch origin/my_remote_branch
(git branch -f --track won't work if the branch is checked out: use the second command git branch --set-ups...
Non-static method requires a target
... lambda which is a null-reference at run-time. In your case, I would check if your variable calculationViewModel is a null-reference.
Something like:
public ActionResult MNPurchase()
{
CalculationViewModel calculationViewModel = (CalculationViewModel)TempData["calculationViewModel"];
if (...
T-SQL stored procedure that accepts multiple Id values
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Awesome solution, @Matt Hamilton. Dont know if this will help anyone, but I got more accurate results on SQL Server 2008r when I was searching text fields by using "join dbo.SplitWords(@MyParameterArray) p ON CHARINDEX(p.value, d.MyFieldToSearch) > 0 "
...
Get url parameters from a string in .NET
...'s name says, it's to parse Query Strings, not URLs with query parameters. If you want to do it, you must first split it by ? like this: Url.Split('?') and get last element using (depending on situation and what you need) [0] or LINQ's Last() / LastOrDefault().
– Kosiek
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Can you target with css?
...u can set BR's border but you won't see it as it has no visual dimension.
If you like to visually separate two sentences, then you probably want to use the horizontal ruler which is intended for this goal. Since you cannot change the markup, I'm afraid using only CSS you cannot achieve this.
It se...
java.lang.OutOfMemoryError: Java heap space
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If you want to increase your heap space, you can use java -Xms<initial heap size> -Xmx<maximum heap size> on the command line. By default, the values are based on the JRE version and system configuration. You can ...
Bootstrap Dropdown with Hover
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Also noteworthy: if you have a dropdown menu with parent-child relationships, for instance in a wordpress theme, you need to remove the data-toggle attribute to make the parent item click-able...Just watch out for collateral damage on mobile...