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What exactly is Arel in Rails 3.0?
...deo series on ActiveRelation.
The first general tutorial can be viewed at http://Innovative-Studios.com/#pilot
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Git asks for username every time I push
...ing the following command
$ git config credential.helper store
$ git push http://example.com/repo.git
Username: <type your username>
Password: <type your password>
Also I suggest you to read
$ git help credentials
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What's wrong with overridable method calls in constructors?
...y between the constructor and the method.
Have a look on this sample link http://www.javapractices.com/topic/TopicAction.do?Id=215
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PHP DOMDocument errors/warnings on html5-tags
...tagthatdoesnotexist>", LIBXML_NOWARNING );
echo $doc->saveHTML();
http://php.net/manual/en/libxml.constants.php
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When do I need to use a semicolon vs a slash in Oracle SQL?
...s "re-execute last SQL or PL/SQL command that I just executed".
See
http://ss64.com/ora/syntax-sqlplus.html
Rule of thumb would be to use slash with things that do BEGIN .. END or where you can use CREATE OR REPLACE.
For inserts that need to be unique use
INSERT INTO my_table ()
SELECT &...
Forking vs. Branching in GitHub
...quest.
The below links provide the difference in a well-explained manner :
https://blog.gitprime.com/the-definitive-guide-to-forks-and-branches-in-git/
https://buddy.works/blog/5-types-of-git-workflows
http://www.continuousagile.com/unblock/branching.html
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Why does HTML5 form-validation allow emails without a dot?
...Because a@b is a valid email address (eg localhost is a valid domain). See http://en.wikipedia.org/wiki/Email_address#Examples
Also, keep in mind that you should always do the input validation in server. The client side validation should be only for giving feedback to the user and not be relied on,...
how to mix links ( tag ) and headings ( tag ) in web standard?
...K to wrap block-level elements with A's, as stated under another question: https://stackoverflow.com/a/9782054/674965 and here: http://davidwalsh.name/html5-elements-links
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Tools for creating Class Diagrams [closed]
...wn, so here is the archive link for it: web.archive.org/web/20181102183143/http://www.gentleware.com:80/…
– dCSeven
May 25 at 5:24
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Python 3 Online Interpreter / Shell [closed]
Is there an online interpreter like http://codepad.org/ or http://www.trypython.org/ which uses Python 3?
2 Answers
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