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SSL certificate rejected trying to access GitHub over HTTPS behind firewall

...nd corkscrew <proxyhost> <proxyport> %h %p ~/.ssh/proxy_auth now you can test it works by ssh-ing to gitproxy pti@pti-laptop:~$ ssh github.com PTY allocation request failed on channel 0 Hi ptillemans! You've successfully authenticated, but GitHub does not provide shell access. ...
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Best way to use multiple SSH private keys on one client

...File ~/.ssh/private_ssh_file User username-on-remote-machine Now you can connect using the friendly-name: ssh friendly-name More keywords can be found on the OpenSSH man page. NOTE: Some of the keywords listed might already be present in your /etc/ssh/ssh_config file. ...
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What is a loop invariant?

...be no number such that start <= mid and mid <= end and therefore we know that the statement A[mid] == a must be false. However, as a result the overall logical statement is still true in the null sense. ( In logic the statement if ( false ) then ( something ) is always true. ) Now what abou...
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How to run iPhone emulator WITHOUT starting Xcode?

On my old Mac running Snow Leopard, I could type "ios" into spotlight and it would start up the iPhone/iPad emulator by itself. ...
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What does ** (double star/asterisk) and * (star/asterisk) do for parameters?

...guaranteed to remember insertion order. "The order of elements in **kwargs now corresponds to the order in which keyword arguments were passed to the function." - docs.python.org/3/whatsnew/3.6.html In fact, all dicts in CPython 3.6 will remember insertion order as an implementation detail, this bec...
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Why would I want stage before committing in Git?

...t. Commits In Git, a commit saves a full snapshot of every file that Git knows about. (Which files does Git know about? We'll see that in the next section.) These snapshots are stored in a special, read-only, Git-only, compressed and de-duplicated form, that in general only Git itself can read. ...
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Homebrew install specific version of formula?

...Library/Formula/postgresql.rb $ brew install postgresql # … installing Now that the older postgresql version is installed, we can re-install the latest formula in order to keep our repository clean: $ git checkout -- Library/Formula/postgresql.rb brew switch is your friend to change between t...
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Why is nginx responding to any domain name?

...nginx up and running with a Ruby/Sinatra app and all is well. However, I'm now trying to have a second application running from the same server and I noticed something weird. First, here's my nginx.conf: ...
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Reset identity seed after deleting records in SQL Server

... supported in previous versions of the Azure SQL Database but is supported now. Thanks to Solomon Rutzky the docs for the command are now fixed. share | improve this answer | ...
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What is a good pattern for using a Global Mutex in C#?

...owEveryoneRule = new MutexAccessRule( new SecurityIdentifier( WellKnownSidType.WorldSid , null) , MutexRights.FullControl , AccessControlType.Allow ); var s...