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How to git reset --hard a subdirectory?
...for a path, replacing both the index and the working tree with the version from the HEAD commit.
As answered by Ajedi32, both checkout forms don't remove files which were deleted in the target revision.
If you have extra files in the working tree which don't exist in HEAD, a git checkout HEAD -- &...
How to check that a string is a palindrome using regular expressions?
...chine is composed of nodes and edges. Each edge is annotated with a letter from a finite alphabet. One or more nodes are special "accepting" nodes and one node is the "start" node. As each letter is read from a given word we traverse the given edge in the machine. If we end up in an accepting state ...
Access multiple elements of list knowing their index
I need to choose some elements from the given list, knowing their index. Let say I would like to create a new list, which contains element with index 1, 2, 5, from given list [-2, 1, 5, 3, 8, 5, 6]. What I did is:
...
How can I replace every occurrence of a String in a file with PowerShell?
...downvote if I could. In PowerShell 3 this silently deletes all the content from the file! Using Set-Content instead of Out-File yuou get a warning like "The process cannot access the file '123.csv' because it is being used by another process.".
– Iain Samuel McLean Elder
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What exceptions should be thrown for invalid or unexpected parameters in .NET?
...e object is in a state where the argument shouldn't be used.
Update Taken from MSDN:
InvalidOperationException is used in
cases when the failure to invoke a
method is caused by reasons other than
invalid arguments.
Let's say that your object has a PerformAction(enmSomeAction action) me...
android EditText - finished typing event
...editable field - I pretty much never press Enter/Done - and what I've seen from our customers, neither do they... I am talking about a list of Edittexts/Comboboxes etc. If you only give the user one Input field and force him to press a button before he can advance to other fields then that's obvious...
Regexp Java for password validation
...e back end that will actually use the password.
I'll start with the regex from the accepted answer:
^(?=.*[0-9])(?=.*[a-z])(?=.*[A-Z])(?=.*[@#$%^&+=])(?=\S+$).{8,}$
First of all, since Java supports \A and \z I prefer to use those to make sure the entire string is validated, independently of...
SVG get text element width
...ure if there are any circumstances when the text length would be different from the width: I think perhaps that method is provided to help with text layout such as splitting text over multiple lines, whereas the bounding box is a generic method available on all (?) elements.
– ...
Can ordered list produce result that looks like 1.1, 1.2, 1.3 (instead of just 1, 2, 3, …) with css?
...he default ol behaviour. It can easily be removed by deleting the last "." from the content property, but this just looks a bit odd to me.
– slightlyfaulty
Aug 12 '14 at 18:20
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No 'Access-Control-Allow-Origin' header is present on the requested resource. Origin '…' is therefor
... is raised:
JavaScript code is limited by the same-origin policy, meaning, from a page at www.example.com, you can only make (AJAX) requests to services located at exactly the same domain, in that case, exactly www.example.com (not example.com - without the www - or whatever.example.com).
In your ca...