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Removing pip's cache?
I need to install psycopg2 v2.4.1 specifically. I accidentally did:
17 Answers
17
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Verifying signed git commits?
...ication codepaths for signed tags and signed commits in mid 2015 at around v2.6.0-rc0~114, we accidentally loosened the GPG signature verification.
Before that change, signed commits were verified by looking for "G"ood signature from GPG, while ignoring the exit status of "gpg --verify" process...
Ruby convert Object to Hash
...official documentation (like the ruby CHANGELOG, github.com/ruby/ruby/blob/v2_1_0/NEWS) uses # for instance methods and the dot for class methods pretty consistently.
– levinalex
Apr 14 '15 at 16:25
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File tree view in Notepad++
...comments some people like SherloXplorer. Pls, note that this requires .Net v2 )
step-2) Again on Notepad++ Toolbar:
Explorer->Explorer
Now you can view files with tree view.
Update:
After adding Explorer, right click to edit a file in Notepad++ may stop working. To make it work again, restar...
How can I fill out a Python string with spaces?
...These string formatting operations have the advantage of working in Python v2 and v3.
Take a look at pydoc str sometime: there's a wealth of good stuff in there.
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How can I tell where mongoDB is storing data? (its not in the default /data/db!)
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In the newer version of mongodb v2.6.4 try:
grep dbpath /etc/mongod.conf
It will give you something like this:
dbpath=/var/lib/mongodb
And that is where it stores the data.
sh...
Nested Git repositories?
... longer works. Currently, this appears to be the link: git-scm.com/book/en/v2/…
– ericx
Nov 7 '16 at 17:25
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Download old version of package with NuGet
... the .nupkg file, follow the 'Download' link eg. https://www.nuget.org/api/v2/package/Newtonsoft.Json/4.0.5
Obsolete: install my Chrome extension Nutake which inserts a download link.
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How to perform runtime type checking in Dart?
...is and runtimeType. As someone said already (and this was tested with Dart V2+) the following code:
class Foo {
Type get runtimeType => String;
}
main() {
var foo = new Foo();
if (foo is Foo) {
print("it's a foo!");
}
print("type is ${foo.runtimeType}");
}
will output:
it's a...
Convert JSON String to Pretty Print JSON output using Jackson
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The simplest and also the most compact solution (for v2.3.3):
ObjectMapper mapper = new ObjectMapper();
mapper.enable(SerializationFeature.INDENT_OUTPUT);
mapper.writeValueAsString(obj)
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