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How to pipe input to a Bash while loop and preserve variables after loop ends
...d for me. But now when I run while read i; do echo $i; done < <(cat /etc/passwd); echo $i It did not return last line two times. What I am doing wrong?
– Wakan Tanka
Feb 22 '15 at 19:48
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Hiding elements in responsive layout?
...e-lg, hidden-lg)
Much older Bootstrap
.hidden-phone, .hidden-tablet etc. are unsupported/obsolete.
UPDATE:
In Bootstrap 4 there are 2 types of classes:
The hidden-*-up which hide the element when the viewport is at the given breakpoint or wider.
hidden-*-down which hide the element when t...
Can Android Studio be used to run standard Java projects?
... New Module. Select Java Library and click Next.
Fill in the package name, etc and click Finish. You should now see a Java module inside your Android project.
Add your code to the Java module you've just created.
Click on the drop down to the left of the run button. Click Edit Configurations...
In t...
Better way to set distance between flexbox items
... it is not a hack. See polyfills, temporary security patches, hex editing, etc etc
– William
Sep 4 '18 at 23:38
27
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Pushing read-only GUI properties back into ViewModel
...ameworkElement)
{
// WPF 4.0 onwards
frameworkElement.SetCurrentValue(ObservedWidthProperty, frameworkElement.ActualWidth);
frameworkElement.SetCurrentValue(ObservedHeightProperty, frameworkElement.ActualHeight);
// WPF 3.5 and prior
////SetObservedWidth(...
Process escape sequences in a string in Python
...apes depends on how the string is quoted ("" vs r"" vs u"", triple quotes, etc) so you may want to wrap the user input in suitable quotes and pass to literal_eval. Wrapping it in quotes will also prevent literal_eval from returning a number, tuple, dictionary, etc.
Things still might get tricky if ...
Does Java support default parameter values?
...atic factory methods like in the above case buildFreshman(), buildSenior() etc
– Abhijeet Kushe
Aug 16 '15 at 22:00
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What's the difference between INNER JOIN, LEFT JOIN, RIGHT JOIN and FULL JOIN? [duplicate]
... is the top middle picture not SELECT * FROM A INTERSECT SELECT * FROM B ? etc
– onedaywhen
Sep 9 '11 at 10:41
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Java switch statement multiple cases
...d I do this all the time:
switch (variable)
{
case 5:
case 6:
etc.
case 100:
doSomething();
break;
}
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Delete text in between HTML tags in vim?
...y repeated at (or it) to progressively select surrounding tags . (Or v2at, etc). Then d to delete (etc).
– Joe Freeman
Feb 16 '17 at 17:09
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