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How to open a specific port such as 9090 in Google Compute Engine
...> VPC network
Choose "Firewalls rules"
Choose "Create Firewall Rule"
To apply the rule to select VM instances, select Targets > "Specified target tags", and enter into "Target tags" the name of the tag. This tag will be used to apply the new firewall rule onto whichever instance you'd like. Th...
How to print to the console in Android Studio?
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Run your application in debug mode by clicking on
in the upper menu of Android Studio.
In the bottom status bar, click 5: Debug button, next to the 4: Run button.
Now you should select the Logcat console.
In search box, you ca...
getting exception “IllegalStateException: Can not perform this action after onSaveInstanceState”
I have a Live Android application, and from market i have received following stack trace and i have no idea why its happening as its not happening in application code but its getting caused by some or the other event from the application (assumption)
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Why fragments, and when to use fragments instead of activities?
... me elaborate;
The ActionBar. If you want tabs up there to navigate your app, you quickly see that ActionBar.TabListener interface gives you a FragmentTransaction as an input argument to the onTabSelected method. You could probably ignore this, and do something else and clever, but you'd be workin...
Pan & Zoom Image
...teTransform. That is, Cast it to a TransformGroup then select and cast the appropriate Child. 2) If your movement is Jittery remember that you can't use the image to get your mouse position (since its dynamic), you have to use something static. In this example, a border is used.
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How do I provide JVM arguments to VisualVM?
I'm using VisualVM from JDK 1.6.0_26 to profile a Java webapp running under Tomcat, but VisualVM often tells me that it doesn't have enough memory to take a snapshot, and to use the -Xmx switch to provide more memory to Netbeans. The problem is, I'm running VisualVM outside of Netbeans, so how can I...
Why doesn't django's model.save() call full_clean()?
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I see two problems with this approach 1) in case of ModelForm's full_clean() would be called twice: by the form and by the signal 2) If the form excludes some fields, they would still be validated by the signal.
– mehmet
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Where does forever store console.log output?
...default path if I don't specify any parameters but just use like forever myapp? thanks!
– AGamePlayer
Jan 9 '14 at 15:07
3
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What is the need of JSF, when UI can be achieved with JavaScript libraries such as jQuery and Angula
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You can find a real world kickoff JSF based project here: Java EE Kickoff App. You'll see that it contains next to JSF as good HTML5, CSS3 and jQuery.
See also:
Difference between Request MVC and Component MVC
Difference between JSP, Servlet and JSF
What are the main disadvantages of JSF 2.0?
Is i...
Any open source alternatives to balsamiq mockup [closed]
...y built. Just download, make sure you've got xulrunner, and run: xulrunner application.ini
– Andy Triggs
May 31 '12 at 11:44
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