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Change old commit message on Git
...and line with the following message:
$ git rebase -i HEAD~3
Stopped at 7482e0d... updated the gemspec to hopefully work better
You can amend the commit now, with
It does not mean:
type again git rebase -i HEAD~3
Try to not typing git rebase -i HEAD~3 when exiting the editor, and it should work...
Is cout synchronized/thread-safe?
...t?
In C++11, we do have some guarantees. The FDIS says the following in §27.4.1 [iostream.objects.overview]:
Concurrent access to a synchronized (§27.5.3.4) standard iostream object’s formatted and unformatted input (§27.7.2.1) and output (§27.7.3.1) functions or a standard C stream by mu...
Check if a method exists
... respondsToSelector:@selector(methodName:withEtc:)]) {
[obj methodName:123 withEtc:456];
}
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Reload the path in PowerShell
...
215
Just to bring Rob's comment to light:
$env:Path = [System.Environment]::GetEnvironmentVariabl...
Window vs Page vs UserControl for WPF navigation?
...Example.ApplicationView"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:local="clr-namespace:SimpleMVVMExample"
Title="Simple MVVM Example" Height="350" Width="525">
<Window.Reso...
How do streaming resources fit within the RESTful paradigm?
...e it myself - note that streaming is not my domain, but I'll try to add my 2 cents.
In the aspect of streaming, I think that we need to separate the problem into two independent parts:
access to media resources (meta data)
access to the medium/stream itself (binary data)
1.) Access to media res...
How to pipe input to a Bash while loop and preserve variables after loop ends
... in a script makes the modfied sum available after the loop:
FILECONTENT="12 Name
13 Number
14 Information"
shopt -s lastpipe # Comment this out to see the alternative behaviour
sum=0
echo "$FILECONTENT" |
while read number name; do ((sum+=$number)); done
echo $sum
Doing this at the command line ...
What is the HTML tag “div” short for?
...
http://www.w3.org/TR/REC-html32#block
Document division
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C# Iterate through Class properties
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228
You could possibly use Reflection to do this. As far as I understand it, you could enumerate t...
Select random lines from a file
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edited Jun 16 '16 at 20:48
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