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Git 'fatal: Unable to write new index file'
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I had the same issue on a Mac. It seems to be caused by filesystem ACLs. Try chmod -RN /path/to/repo to clear the ACLs. After doing this I was able to commit changes. Using the trick to copy the index file, delete the original and move the copy back achieved the same result.
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What's the best way to share data between activities?
...ithout persisting to disk
It is possible to share data between activities by saving it in memory given that, in most cases, both activities run in the same process.
Note: sometimes, when the user leaves your activity (without quitting it), Android may decide to kill your application. In such scena...
How to add an extra source directory for maven to compile and include in the build jar?
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Plugin execution not covered by lifecycle configuration: org.codehaus.mojo:build-helper-maven-plugin:1.7:add-source (execution: add-source, phase: generate-sources) getting this error
– Katie
Sep 20 '16 at 18:00
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Iterate through pairs of items in a Python list [duplicate]
... @Brad For this case, zip(a[::2], a[1::2]), which will step by 2 through each list.
– Evgeni Sergeev
Mar 19 '15 at 6:09
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How to install lxml on Ubuntu
...got the same error again and again. Turned out, my VM had to little memory by default. With 1024 MB everything works fine.
Add this to your VagrantFile and lxml should properly compile / install:
config.vm.provider "virtualbox" do |vb|
vb.memory = 1024
end
Thanks to sixhobbit for the hint (se...
Which equals operator (== vs ===) should be used in JavaScript comparisons?
...they are of different types, they attempt to coerce the values. the rules by which they do that are complicated and unmemorable. These are some of the interesting cases:
'' == '0' // false
0 == '' // true
0 == '0' // true
false == 'false' // false
false == '0'...
Android preferences onclick event
...renceScreen.setEnabled(false);
// Let the intents be launched by the Preference manager
return false;
}
}
share
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Why does ~True result in -2?
...ws the binary arithmetic interpretation of what's going on, not the actual bytecode (which would be some sort of intermediate or operation level code compiled from the source).
– Patrick M
Feb 19 '14 at 15:53
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How to display gpg key details without importing it?
...[revoked: 2016-03-01]
sub rsa4096 2016-02-24 [A] [expires: 2020-02-23]
By setting --keyid-format 0xlong, long key IDs are printed instead of the insecure short key IDs:
$ gpg a4ff2279.asc
gpg: WARNING: no command supplied. Trying...
Running a specific test case in Django when your app has a tests directory
...opics/testing/#running-tests ) says that you can run individual test cases by specifying them:
6 Answers
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