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How to create a file in Ruby
...n empty file for writing.
a - Append to a file.The file is created if it does not exist.
r+ - Open a file for update both reading and writing. The file must exist.
w+ - Create an empty file for both reading and writing.
a+ - Open a file for reading and appending. The file is created if it do...
Logout: GET or POST?
...uthentication information on every request.
Arguably, if your application does create the illusion of being logged in, then you should be able to to "log out" using javascript. No round trip required.
Fielding Dissertation - Section 5.1.3
each request from client to server
must contain al...
How do you check if a selector matches something in jQuery? [duplicate]
In Mootools, I'd just run if ($('target')) { ... } . Does if ($('#target')) { ... } in jQuery work the same way?
11 Ans...
UnmodifiableMap (Java Collections) vs ImmutableMap (Google) [duplicate]
...p)); to keep the iteration order intact (but there may be cases where this doesn't matter). In any case, I'm regularly doing this, and would prefer it over ImmutableMap (particularly if Guava is not already a dependency anyhow). There may be justifications for still using ImmutableMap (e.g. using it...
Git: updating remote branch information
...mote_name/branch_name
you only remove your local checkout. This command doesn't do anything to the remote repository, which is why it still shows up.
Solution:
git push origin :branch_name
will remove the the remote branch (note the ':'), and
git branch -d branch_name
will remove your loca...
An invalid form control with name='' is not focusable
... attribute.
To solve the problem, if you have a button on your page that does something else other than submit or reset, always remember to do this: <button type="button">.
Also see https://stackoverflow.com/a/7264966/1356062
...
Bootstrap 3 Navbar with Logo
...put the image inside an anchor tag is beacause that's how the Boostrap doc does it: getbootstrap.com/components/#navbar-brand-image
– cafonso
Apr 8 '15 at 8:41
...
Select tableview row programmatically
...
From reference documentation:
Calling this method does not cause the delegate to receive a tableView:willSelectRowAtIndexPath: or tableView:didSelectRowAtIndexPath: message, nor does it send UITableViewSelectionDidChangeNotification notifications to observers.
What I would...
Java compile speed vs Scala compile speed
...ll evolve on my own time) so that I can use fsc. But I was wondering, how does the compile speed of Clojure compare to Scala? It seems to have many of the features in Scala but I imagine the syntax is much easier to parse.
– user405163
Aug 16 '10 at 11:22
...
jQuery Validate - Enable validation for hidden fields
...his could break an existing
setup. In the unlikely case that it actually does, you can fix it by
setting the ignore-option to “[]” (square brackets without the
quotes)."
To change this setting for all forms:
$.validator.setDefaults({
ignore: [],
// any other default options and...