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Android应用开发性能优化完全分析 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...其他潜在性能优化技巧，具体如下探讨。
4-1 Android应用String/StringBuilder/StringBuffer优化建议
字符串操作在Android应用开发中是十分常见的操作，也就是这个最简单的字符串操作却也暗藏很多潜在的性能问题，下面我们实例来说说...
Memcached vs. Redis? [closed]
...and will give you back memory it is no longer using.
I stored 100,000 ~2KB strings (~200MB) of random sentences into both. Memcached RAM usage grew to ~225MB. Redis RAM usage grew to ~228MB. After flushing both, redis dropped to ~29MB and memcached stayed at ~225MB. They are similarly efficient in h...
How do I serialize a C# anonymous type to a JSON string?
..., Age = 30};
JavaScriptSerializer serializer = new JavaScriptSerializer();
string json = serializer.Serialize(obj);
Namespace: System.Web.Script.Serialization.JavaScriptSerializer
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Android-java- How to sort a list of objects by a certain value within the object
...port java.util.List;
public class TestSort {
public static void main(String args[]){
ToSort toSort1 = new ToSort(new Float(3), "3");
ToSort toSort2 = new ToSort(new Float(6), "6");
ToSort toSort3 = new ToSort(new Float(9), "9");
ToSort toSort4 = new ToSort(new ...
Seeking clarification on apparent contradictions regarding weakly typed languages
...l, there is no such thing as an "integer variable", a "float variable", a "string variable" or a "boolean variable". In fact, as far as the user can (usually) tell, there aren't even integer, float, string or boolean values: all you have are "scalars", which are all of these things at the same time...
What does = +_ mean in JavaScript
... to converts it into a number, if it isn't
already. [...] It can convert string representations of integers and
floats, as well as the non-string values true, false, and null.
Integers in both decimal and hexadecimal ("0x"-prefixed) formats are
supported. Negative numbers are supported (thou...
Android webview launches browser when calling loadurl
... @Override
public boolean shouldOverrideUrlLoading(WebView view, String url) {
view.loadUrl(url);
return true;
}
});
// Load the webpage
browser.loadUrl("http://google.com/");
}
}
...
How to detect the current OS from Gradle
...ncl. FreeBSD and Solaris).
import org.gradle.internal.os.OperatingSystem
String osName = OperatingSystem.current().getName();
String osVersion = OperatingSystem.current().getVersion();
println "*** $osName $osVersion was detected."
if (OperatingSystem.current().isLinux()) {
// Consider Linux....
What is App.config in C#.NET? How to use it?
...y database file is an Excel workbook. Since the location of the connection string is hard coded in my coding, there is no problem for installing it in my system, but for other systems there is.
...
How do I get the resource id of an image if I know its name?
...
With something like this:
String mDrawableName = "myappicon";
int resID = getResources().getIdentifier(mDrawableName , "drawable", getPackageName());
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