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Purging file from Git repo failed, unable to create new backup
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You have already performed a filter-branch operation. After filter-branch, Git keeps refs to the old commits around, in case something goes wrong.
You can find those in .git/refs/original/…. Either delete that directory and all files within, ...
Python TypeError: not enough arguments for format string
...gs I believe... some of these can be NoneType but it fails immediately, before ones like that...
3 Answers
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Paste text on Android Emulator
...to copy/paste (desktop's) clipboard content to EditView on Android Emulator?
20 Answers
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Ruby on Rails: how to render a string as HTML?
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UPDATE
For security reason, it is recommended to use sanitize instead of html_safe. Link
What's happening is that, as a security measure, Rails is escaping your string for you because it might have malicious code embedded in it. B...
How to include view/partial specific styling in AngularJS
What is the proper/accepted way to use separate stylesheets for the various views my application uses?
7 Answers
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Confirm deletion in modal / dialog using Twitter Bootstrap?
...table of rows tied to database rows. I'd like to have a "delete row" link for each row, but I would like to confirm with the user beforehand.
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How to optimize imports automatically after each save in IntelliJ IDEA
I want to learn how can I automatically optimize imports after each save as we do Eclipse( save actions ).
4 Answers
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How to create fixed space and flexible space bar button items programmatically?
...onSystemItemFixedSpace target:nil action:nil];
fixedItem.width = 20.0f; // or whatever you want
UIBarButtonItem *flexibleItem = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemFlexibleSpace target:nil action:nil];
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Check if object value exists within a Javascript array of objects and if not add a new object to arr
...ve assumed that ids are meant to be unique here. some is a great function for checking the existence of things in arrays:
const arr = [{ id: 1, username: 'fred' }, { id: 2, username: 'bill' }, { id: 3, username: 'ted' }];
function add(arr, name) {
const { length } = arr;
const id = len...
What is the proper way to check if a string is empty in Perl?
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For string comparisons in Perl, use eq or ne:
if ($str eq "")
{
// ...
}
The == and != operators are numeric comparison operators. They will attempt to convert both operands to integers before comparing them.
See the per...