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When do we have to use copy constructors?
...st an example, but you should point out the better solution is to use std::string. The general idea is that only utility classes that manage resources need to overload the Big Three, and that all other classes should just use those utility classes, removing the need to define any of the Big Three.
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How do I get the resource id of an image if I know its name?
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With something like this:
String mDrawableName = "myappicon";
int resID = getResources().getIdentifier(mDrawableName , "drawable", getPackageName());
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How to launch an Activity from another Application in Android
...better, here is the method:
public void startNewActivity(Context context, String packageName) {
Intent intent = context.getPackageManager().getLaunchIntentForPackage(packageName);
if (intent != null) {
// We found the activity now start the activity
intent.addFlags(Intent.FL...
How can I get the current stack trace in Java?
... A cool one-liner if you're already using apache commons to get a string: String fullStackTrace = org.apache.commons.lang.exception.ExceptionUtils.getFullStackTrace(e); stackoverflow.com/a/10620951/11236
– ripper234
May 26 '13 at 12:50
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Android Left to Right slide animation
...true"
android:icon="@drawable/ic_launcher"
android:label="@string/app_name"
android:theme="@style/AppTheme" >
<activity
android:name="com.example.transitiontest.FirstActivity"
android:label="@string/app_name" >
<intent-f...
What is the difference between `after_create` and `after_save` and when to use which?
... readers should note that, according to the docs, ActiveRecord's update_all does not invoke any callbacks, including after_*
– user2426679
Jan 10 at 19:34
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What is the difference between == and Equals() for primitives in C#?
...he C# spec may say that the contents of a storage location of type List<String>.Enumerator and a heap object of type List<String>.Enumerator are the same, but the ECMA/CLI spec says they're different, and even when used in C# they behave differently.
– supercat
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What's the difference between event.stopPropagation and event.preventDefault?
...;/div>
With stopPropagation, only the button's click handler is called while the div's click handler never fires.
Where as if you use preventDefault, only the browser's default action is stopped but the div's click handler still fires.
Below are some docs on the DOM event properties and ...
What are the most interesting equivalences arising from the Curry-Howard Isomorphism?
...nd C-H to many interesting logics and formulations of logics to obtain a really wide variety of correspondences. Here I've tried to focus on some of the more interesting ones rather than on the obscure, plus a couple of fundamental ones that haven't come up yet.
evaluation | proof norm...
How to make Sequelize use singular table names
...e: true:
var Project = sequelize.define('Project', {
title: Sequelize.STRING,
description: Sequelize.TEXT
})
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