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Multiple GitHub Accounts & SSH Config
...ithub / work.github) depending on what key/identity you'd like to use. But now you should be good to go! :)
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Rails: FATAL - Peer authentication failed for user (PG::Error)
...s=# create database "dcaclab_development" owner "guy_on_stackoverflow";
Now update your database.yml file after you've confirmed creating the database, user, password and set these privileges. Don't forget host: localhost.
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Apply .gitignore on an existing repository already tracking large number of files
...ndex, then just run:
git add .
Commit it:
git commit -m ".gitignore is now working"
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Optional Methods in Java Interface
...fiableList, and
ModifiableMap. What was previously a simple hierarchy is now a messy
heterarchy. Also, you need a new Iterator interface for use with
unmodifiable Collections, that does not contain the remove operation.
Now can you do away with UnsupportedOperationException? Unfortunately
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How to link to specific line number on github
I know I can link to a specific line number on a file on a github repo (I'm sure I've seen this before)...
7 Answers
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Test if remote TCP port is open from a shell script
... > /dev/tcp/sfsfdfdff.com/80'
bash: sfsfdfdff.com: Name or service not known
bash: /dev/tcp/sfsfdfdff.com/80: Invalid argument
$ echo $?
1
# Connection not established by the timeout
$ timeout 1 bash -c 'cat < /dev/null > /dev/tcp/google.com/81'
$ echo $?
124
What's happening here is tha...
How to change XAMPP apache server port?
...e Configuration of Control Panel
Restart the Apache Server
It should work now.
4.1. Web browser configuration
If this configuration isn't hiding port number in URL it's because your web browser is not configured for. See : Tools ► Options ► General ► Connection Settings... will allow you t...
Difference between freeze and seal
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FWIW, frozen and sealed objects are now faster than their unfrozen and unsealed counterparts in Chrome Canary v43.0.2317.0.
– llambda
Feb 28 '15 at 22:57
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Is there any downside for using a leading double slash to inherit the protocol in a URL? i.e. src=“/
...ink it is safe to say that pretty much all major browsers do support it by now. But the only way to know for sure is to simply try it yourself and see what happens.
– Remy Lebeau
Jan 12 '11 at 23:29
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Guava equivalent for IOUtils.toString(InputStream)
...ByteSource, CharSource, ByteSink and CharSink. Given a ByteSource, you can now get its contents as a String like this:
ByteSource source = ...
String text = source.asCharSource(Charsets.UTF_8).read();
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