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When to use f:viewAction / preRenderView versus PostConstruct?
...uld one use the f:viewAction or preRenderView event to initialize data for a page versus using the @PostConstruct annotation? Is the rationale to use one or the other based on the type of scope of the backing bean e.g. If the backing bean is @RequestScoped , then would the choice of using f:...
How to add additional fields to form before submit?
...javascript and JQuery to add some additional fields to be sent from a HTTP form using POST?
6 Answers
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Temporarily switch working copy to a specific Git commit
...ou are on a clean repository and not need to do branching. Might be easier for some use cases (like mine).
– enderland
Jan 29 '13 at 20:40
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How do I reword the very first git commit message?
...y other commit.
The --root option was introduced in Git v1.7.12 (2012). Before then the only option was to use filter-branch or --amend, which is typically harder to do.
Note: see also this similar question and answer.
sha...
How do I test which class an object is in Objective-C?
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don't forget to #import <objc/runtime.h> for class_getName()
– Ovesh
Feb 2 '11 at 12:32
6
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Git: how to reverse-merge a commit?
...but in Subversion terminology, "reverse-merge" is actually simply the name for reverting any kind of commit.
– Ben James
Aug 17 '11 at 22:00
4
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Android update activity UI from service
I have a service which is checking for new task all the time. If there is new task, I want to refresh the activity UI to show that info.
I did find https://github.com/commonsguy/cw-andtutorials/tree/master/18-LocalService/ this example. Is that a good approch ? Any other examples?
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Automating “enter” keypresses for bash script generating ssh keys
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echo -e "\n\n\n" | sshkeygen -t rsa is not working for me, can you try it yourself? It pass only first enter. But on other, simple script it works.
– Sławosz
Sep 8 '10 at 10:00
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Unfortunately MyApp has stopped. How can I solve this?
...ve it?
Every time an Android application crashes (or any Java application for that matter), a Stack trace is written to the console (in this case, logcat). This stack trace contains vital information for solving your problem.
Android Studio
In the bottom bar of the window, click on the Logcat b...
What is the easiest way to disable/enable buttons and links (jQuery + Bootstrap)
...);
Anchor Tags
It's worth noting that disabled isn't a valid property for anchor tags. For this reason, Bootstrap uses the following styling on its .btn elements:
.btn.disabled, .btn[disabled] {
cursor: default;
background-image: none;
opacity: 0.65;
filter: alpha(opacity=65);
...