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Data binding to SelectedItem in a WPF Treeview
...em="{Binding Path=SelectedItem, Mode=TwoWay}">
</TreeView>
Now you can bind the selected item, and also set it in your view model to change it programmatically, should that requirement ever arise. This is, of course, assuming that you implement INotifyPropertyChanged on that particul...
How do I increase the scrollback buffer in a running screen session?
...defscrollback and not scrollback (def stand for default)
What you need to know is if the file is not created ! You create it !
> cd ~ && vim .screenrc
And you add defscrollback 1000000 to it!
Or in one command
> echo "defscrollback 1000000" >> .screenrc
(if not created already)...
Boolean literals in PowerShell
...am (
[bool]$cleanuprequired
)
echo "Batch file starting execution."
Now if I've to invoke this PS file from a PS command line, this is how I can do it:
installmyapp.ps1 -cleanuprequired $true
OR
installmyapp.ps1 -cleanuprequired 1
Here 1 and $true are equivalent. Also, 0 and $false ar...
Responsive font size in CSS
...vw to scale text so it doesn't look puny on a desktop! Perfect... Oh. Huh, now the text is too small to read when viewed on a phone. Okay, well I can just use "max(x,y)" to make sure it doesn't get shrunk beyond a minimum size. Perfect... Oh. Hmm. Looks like "max" isn't supported properly by Chrome....
Why do you need ./ (dot-slash) before executable or script name to run it in bash?
... the path does not contain / (e.g. someprog): PATH is used and CWD isn't
Now, suppose that running:
someprog
would search:
relative to CWD first
relative to PATH after
Then, if you wanted to run /bin/someprog from your distro, and you did:
someprog
it would sometimes work, but others it ...
Python syntax for “if a or b or c but not all of them”
...le which fits better with the original interface implied in the question. Now it is bending the tool to meet the available spec ... ;)
– wim
May 14 '13 at 2:11
2
...
How do I speed up the gwt compiler?
...is, for example, will compile your application for IE and FF only. If you know you are using only a specific browser for testing, you can use this little hack.
Another option: if you are using several locales, and again using only one for testing, you can comment them all out so that GWT will use t...
Portable way to get file size (in bytes) in shell?
...hat stat is not an option, and the wc -c is the top answer for over a year now, so I'm not sure what is the point of this answer.
– user80168
Mar 11 '11 at 15:09
23
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How to reference a file for variables using Bash?
... accomplish this.
Running export and echo $ENV should be all you need to know about accessing variables. Accessing environment variables is done the same way as a local variable.
To set them, say:
export variable=value
at the command line. All scripts will be able to access this value.
...
Malloc vs new — different padding
... of pointer, and when you pass this pointer to other functions they won't know how the object was allocated. sizeof *ptr is just dependent on the declaration of ptr, not how it was assigned.
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