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NPM cannot install dependencies - Attempt to unlock something which hasn't been locked
I've been trying to run an npm install on my package.json file, but I'm having a lot of trouble. It keeps saying "Error: Attempt to unlock XXX, which hasn't been locked" on all my dependences. Here's one of them:
...
Capistrano - clean up old releases
... May be worth noting that even if the find+rm command fails to remove some files the task seems to silently "succeed" when called via the after hook. Calling it directly shows the errors... I realized this when I was starting to run out of disk space.
– conny
J...
Hidden features of Perl?
...t iteration when looping through the records (usually lines) returned by a file handle, without using a flag variable:
while(<$fh>)
{
next if 1..1; # skip first record
...
}
Run perldoc perlop and search for "flip-flop" for more information and examples.
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REST API - why use PUT DELETE POST GET?
...y to specify the type of data explicitly would be via the already existing file extension such as .js, .json, .html, or .xml. A missing file extension would default to whatever format is default (such as JSON); a file extension that's not supported could return a 501 Not Implemented status code.
An...
CSS attribute selector does not work a href
...ase for most links.
<a href="/manual.pdf?utm_source=homepage">A PDF File</a>
<a href="/manual.pdf#page=42">A PDF File</a>
If you want to ensure your rule is also applied in those cases you could match .pdf anywhere in the attribute using
a[href*='.pdf']
However this wil...
What do I need to do to get Internet Explorer 8 to accept a self signed certificate?
... near the address, click view certificate
Go to Details tab, click Copy To file
Save as *.cer file.
I'm on IE9, Windows 7
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datatrigger on enum to change image
...this working:
1 - Add an xmlns reference in the root element of your XAML file, to the namespace where your Enum is defined:
<UserControl ...
xmlns:my="clr-namespace:YourEnumNamespace;assembly=YourAssembly">
2 - in the Value property of the DataTrigger, use the {x:Static} form:
<Data...
Android Facebook integration with invalid key hash
...oding without fail (you may find your package name in the Android manifest file).
Run your application. Go to the activity where you pasted the above code. In the LogCat file, search for "KeyHash". You may find a key hash. Copy the key hash and go to Facebook application dashboard page. Go to setti...
Sorting arrays in NumPy by column
...
Would it make sense to file a feature request that the "correct" way be made less ugly?
– endolith
Aug 21 '13 at 3:15
4
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Python try…except comma vs 'as' in except
...bout other versions) the 'comma' syntax is not supported any more:
Source file exception_comma.py:
try:
result = 1/0
except Exception, e:
print("An error occurred")
exit(1)
exit(0)
$ python --version --> Python 2.7.10
$ python exception_comma.py
An error occurred
$ python3 ...