大约有 47,000 项符合查询结果（耗时：0.0770秒） [XML]
ViewDidAppear is not called when opening app from background
...open that View Controller from another ViewController I have set viewDidAppear to set value 20 on label. It works fine but when I close my app and than again I open my app but the value doesn't change because viewDidLoad , viewDidAppear and viewWillAppear nothing get called. How can I cal...
How can I install MacVim on OS X?
... upgrade them.
This includes the installation of the CLI mvim and the mac application (which both point to the same thing).
I use this setup and it works like a charm. Brew even takes care of installing vim with the preferable options.
...
What is Android keystore file, and what is it used for?
...e you mention signing apk's, it is your certificate. You are branding your application with your credentials. You can brand multiple applications with the same key, in fact, it is recommended that you use one certificate to brand multiple applications that you write. It easier to keep track of what ...
What is two way binding?
...(say, by the user) are immediately reflected in the underlying model. When app data changes, so does the UI, and conversely.
This is a very solid concept to build a web application on top of, because it makes the "Model" abstraction a safe, atomic data source to use everywhere within the applicatio...
File uploading with Express 4.0: req.files undefined
...ng with Express 4.0 but I keep getting undefined for req.files in the app.post body. Here is the relevant code:
9 An...
Clearing intent
My Android app is getting called by an intent that is passing information (pendingintent in statusbar).
20 Answers
...
Remove shadow below actionbar
...
What is the style item to make it disappear?
In order to remove the shadow add this to your app theme:
<style name="MyAppTheme" parent="android:Theme.Holo.Light">
<item name="android:windowContentOverlay">@null</item>
</style>
UP...
Debugging sqlite database on the device
I am presently working on an WiFi application for Android. I am having trouble trying to access the database on the device. Debugging in the emulator doesn't work for me, because there is no WiFi support in the emulator. I tried pulling the database file out of the device by using
...
Can you give a Django app a verbose name for use throughout the admin?
In the same way that you can give fields and models verbose names that appear in the Django admin, can you give an app a custom name?
...
Android ViewPager with bottom dots
...out
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
android:layout_width="match_parent"
android:layout_height="wrap_content">
<android.support.v4.view.ViewPager
android:id="@+id/pager"
android:layout_w...