大约有 47,000 项符合查询结果（耗时：0.0308秒） [XML]
Static way to get 'Context' in Android?
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Do this:
In the Android Manifest file, declare the following.
<application android:name="com.xyz.MyApplication">
</application>
Then write the class:
public class MyApplication extends Application {
private static Context context;
public void onCreate() {
s...
Will HTML5 allow web apps to make peer-to-peer HTTP connections?
Is it possible to create a web app that, with the help of a central server, could create direct connections with other users of the same web app? I'm imagining a process similar to UDP hole punching.
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Change the default editor for files opened in the terminal? (e.g. set it to TextEdit/Coda/Textmate)
...How to do this:
Add the following to your ~/.bashrc file:
export EDITOR="/Applications/TextEdit.app/Contents/MacOS/TextEdit"
or just type the following command into your Terminal:
echo "export EDITOR=\"/Applications/TextEdit.app/Contents/MacOS/TextEdit\"" >> ~/.bashrc
If you are using zsh, u...
Why does my Spring Boot App always shutdown immediately after starting?
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Resolution: the app is not a webapp because it doesn't have an embedded container (e.g. Tomcat) on the classpath. Adding one fixed it. If you are using Maven, then add this in pom.xml:
<dependency>
<groupId>org.springframewo...
Best way to structure a tkinter application? [closed]
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I advocate an object oriented approach. This is the template that I start out with:
# Use Tkinter for python 2, tkinter for python 3
import tkinter as tk
class MainApplication(tk.Frame):
def __init__(self, parent, *args, **kwargs):
tk.Frame....
How can I access getSupportFragmentManager() in a fragment?
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This will return android.app.Fragment. In some cases, you need android.support.app.v4.Fragment so it will not work all the time.
– codingpuss
Jan 25 '15 at 2:41
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Change bundle identifier in Xcode when submitting my first app in IOS
I'm trying to submit my first app in iOS . I have entered iOS Provisioning Portal and I am about to create an app ID.
1...
Redirecting to a relative URL in JavaScript
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If your app is hosted in a sub-uri and the app doesn't know the sub-uri path. If you are at your apps root and you do ../ the app won't know how to get back to its root. For example, the same app is hosted at example.com/myapp and ot...
Reusing output from last command in Bash
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Apparently there are good reasons to use $() instead of backticks. But probably nothing to lose sleep over. github.com/koalaman/shellcheck/wiki/SC2006
– Michael Crenshaw
Jan 2 at 15:58
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How to store Node.js deployment settings/configuration files?
I have been working on a few Node apps, and I've been looking for a good pattern of storing deployment-related settings. In the Django world (where I come from), the common practise would be to have a settings.py file containing the standard settings (timezone, etc), and then a local_settings.py ...