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How do I convert a byte array to Base64 in Java?
.../ Outputs "Hello"
Android (with Java < 8)
If you are using the Android SDK before Java 8 then your best option is to use the bundled android.util.Base64.
For direct byte arrays:
byte[] encoded = Base64.encode("Hello".getBytes());
println(new String(encoded)) // Outputs "SGVsbG8="
byte [] dec...
What is better: @SuppressLint or @TargetApi?
... T... params) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
task.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR, params);
}
else {
task.execute(params);
}
}
Having @TargetApi(11) means that if Lint detects th...
Android Studio: Plugin with id 'android-library' not found
...er worked for me I had to install "android support repository" through the SDK Manager!
Install it and add the following code above apply plugin: 'android-library' in the build.gradle of actionbarsherlock folder!
buildscript {
repositories {
mavenCentral()
}
dependencies {
...
iPhone app signing: A valid signing identity matching this profile could not be found in your keycha
I'm pulling my hair out over this. I just downloaded the iPhone 3.0 SDK , but now I can't get my provisioning profiles to work. Here is what I have tried:
...
构建高并发高可用的电商平台架构实践 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...服务，对于电商而言，领域有用户、商品、订单、红包、支付业务等等，不同的领域提供不同的服务，
这些不同的领域构成一个个模块，良好的模块划分和接口设计非常重要，一般是参考高内聚、接口收敛的原则，
这样可以...
What is the difference between JVM, JDK, JRE & OpenJDK?
...va, it has been by far the most widely used Java Software Development Kit (SDK).
Java Runtime Environment, is also referred to as the Java Runtime, Runtime Environment
OpenJDK (Open Java Development Kit) is a free and open source implementation of the Java programming language. It is the result of...
How to use localization in C#
... resource dll. It uses the resgen.exe and al.exe tools (installed with the sdk).
Say you have a Strings.fr.resx resource file, you can compile a resources dll with the following batch:
resgen.exe /compile Strings.fr.resx,WpfRibbonApplication1.Strings.fr.resources
Al.exe /t:lib /embed:WpfRibbonApp...
How can I get the external SD card path for Android 4.0+?
...burned into them.
final String rawUserId;
if(Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN_MR1)
{
rawUserId = "";
}
else
{
final String path = Environment.getExternalStorageDirectory().getAbsolutePath();
...
Is there a way to iterate over a dictionary?
...)
sum += [dict[key] intValue];
... is about 40% faster.
EDIT: The new SDK (6.1+) appears to optimise loop iteration, so the loop approach is now about 20% faster than the block approach, at least for the simple case above.
...
How to get current foreground activity context in android?
...
don't think so Martin, from SDK help of getRunningTasks "Note: this method is only intended for debugging and presenting task management user interfaces. This should never be used for core logic in an application"
– ruhalde
...