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Unnecessary curly braces in C++?
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The extra braces are used to define the scope of the variable declared inside the braces. It is done so that the destructor will be called when the variable goes out of scope. In the destructor, you may release a mutex (or any ot...
no gravity for scrollview. how to make content inside scrollview as center
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This looks like the most correct implementation, no extra views required.
– DariusL
Aug 12 '15 at 13:49
1
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App Launcher 应用启动器扩展：用于启动其他应用程序的强大工具，支持独立...
...键值的列表
getResultValue 方法将与指定键关联的值作为 String 返回
getResultObject 方法将与指定键关联的值作为 object 返回，即与被启动的应用程序存储的数据类型相同
关于Intent
Android使用 Intent 对象向系统发送...
Should private helper methods be static if they can be static
...ate static void doSomethingStatic(int arg) { }
public static void main(String[] args) {
// do it twice both ways
doSomethingStatic(0);
doSomethingStatic(0);
TestBytecodeSize t = new TestBytecodeSize();
t.doSomething(0);
t.doSomething(0);
}
}
...
How to center align the cells of a UICollectionView?
... This is good solution thanks, however this does require some extra calculations on my side.
– RVN
Nov 27 '12 at 16:49
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Twitter bootstrap float div right
...he text will align accordingly to these class name. You don't need to make extra class name separately. These classes are built in BootStrap 3 and bootstrap 4.
Bootstrap 3
v3 Text Alignment Docs
<p class="text-left">Left aligned text.</p>
<p class="text-center">Center aligned te...
How to check sbt version?
...t project to jacek (in build file:/Users/jacek/)
[info] Setting: java.lang.String = 0.13.1
[info] Description:
[info] Provides the version of sbt. This setting should be not be modified.
[info] Provided by:
[info] */*:sbtVersion
[info] Defined at:
[info] (sbt.Defaults) Defaults.scala:68
[info] D...
LogCat message: The Google Play services resources were not found. Check your project configuration
...google.android.gms.common.GooglePlayServicesUtil.class. The aforementioned string appears only in one place:
public static int isGooglePlayServicesAvailable(Context context) {
PackageManager localPackageManager = context.getPackageManager();
try {
Resources localResources = context....
What is the Simplest Way to Reverse an ArrayList?
...adding elements :
public class ListUtil {
public static void main(String[] args) {
ArrayList<String> arrayList = new ArrayList<String>();
arrayList.add("1");
arrayList.add("2");
arrayList.add("3");
arrayList.add("4");
arrayList.add...
When and why I should use session_regenerate_id()?
...hen people come to my site and log in I regenerate the session. It adds an extra layer of security that my newly logged in user is less likely to get hijacked.
Any time we add critical data to a session you should consider regenerating the session ID. If you need to harden your application against ...