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When to use valueChangeListener or f:ajax listener?
...u'd need to add another <f:ajax/> without a listener(!) to the input component. It will cause a form submit which processes only the current component (as in execute="@this").
<h:selectOneMenu value="#{bean.value}" valueChangeListener="#{bean.changeListener}">
<f:selectItems ... ...
Golang tests in sub-directory
...otation is described in the section "Description of package lists" of the "command go":
An import path is a pattern if it includes one or more "..." wildcards, each of which can match any string, including the empty string and strings containing slashes.
Such a pattern expands to all package direct...
What is the correct way to start a mongod service on linux / OS X?
...
With recent builds of mongodb community edition, this is straightforward.
When you install via brew, it tells you what exactly to do. There is no need to create a new launch control file.
$ brew install mongodb
==> Downloading https://homebrew.bintra...
Can I use Twitter Bootstrap and jQuery UI at the same time?
...rom the README:
Twitter's Bootstrap was one of my favorite projects to come out of
2011, but having used it regularly it left me wanting two things:
The ability to work side-by-side with jQuery UI (something which
caused a number of widgets to break visually) The ability to theme
jQue...
Disable firefox same origin policy
...e OS X gui, it may create some hidden files, so you 'd be better using the command line.
3) Installing the xpi
You can just drag and drop the xpi to firefox, or go to: "about:addons", click on the cog on the top right corner and select "install add on from file", then select you .xpi file. Now, re...
Erratic hole type resolution
I recently found out that type holes combined with pattern matching on proofs provides a pretty nice Agda-like experience in Haskell. For example:
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Extract method to already existing interface with ReSharper
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'Missing contentDescription attribute on image' in XML
...latively
easy, particularly when you use framework-provided user interface
components. If you only use these standard components for your
application, there are just a few steps required to ensure your
application is accessible:
Label your ImageButton, ImageView, EditText, CheckBox and other user
i...
Django “login() takes exactly 1 argument (2 given)” error
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How to select where ID in Array Rails ActiveRecord without exception
...he "find_all_by.." family of functions works without throwing exceptions.
Comment.find_all_by_id([2, 3, 5])
will work even if some of the ids don't exist. This works in the
user.comments.find_all_by_id(potentially_nonexistent_ids)
case as well.
Update: Rails 4
Comment.where(id: [2, 3, 5])
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