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Synchronise ScrollView scroll positions - android
...l have to do that for ourselves.
First we need an interface.
package com.test;
public interface ScrollViewListener {
void onScrollChanged(ObservableScrollView scrollView, int x, int y, int oldx, int oldy);
}
Then we need to override the ScrollView class, to provide the ScrollViewListener ...
Why does Lua have no “continue” statement?
... a=1 --change outer a
end
local a=f() -- inner a
until a==0 -- test inner a
The declaration of local a inside the loop body masks the outer variable named a, and the scope of that local extends across the condition of the until statement so the condition is testing the innermost a.
If...
Will console.log reduce JavaScript execution performance?
...with the same static text (no object or array; literally just console.log('test') would do it) also causes a performance hit. This came to my attention as I was logging "called" within a function that got invoked on hundreds of React components during re-renders. The mere presence of the logging cod...
how do I check in bash whether a file was created more than x time ago?
...
Only for modification time
if test `find "text.txt" -mmin +120`
then
echo old enough
fi
You can use -cmin for change or -amin for access time. As others pointed I don’t think you can track creation time.
...
How to do a JUnit assert on a message in a logger
I have some code-under-test that calls on a Java logger to report its status.
In the JUnit test code, I would like to verify that the correct log entry was made in this logger. Something along the following lines:
...
Why does Assert.AreEqual(T obj1, Tobj2) fail with identical byte arrays
...
Assert.Equals tests using the Equals method, which by default uses reference equality and, since they are different objects, they are not equal. You'll want to compare each byte in the array and verify that they are equal. One way to do ...
How to Convert JSON object to Custom C# object?
...ple 1: using System.Web.Script.Serialization
using Microsoft.VisualStudio.TestTools.UnitTesting;
using System.Web.Script.Serialization;
namespace Tests
{
[TestClass]
public class JsonTests
{
[TestMethod]
public void Test()
{
var json = "{\"user\":{\"...
How to prevent multiple instances of an Activity when it is launched with different Intents
...to reproduce this bug programmatically so you can incorporate this in your test suite:
When you launch an app through Eclipse or Market App, it launches with intent flags: FLAG_ACTIVITY_NEW_TASK.
When launching through the launcher (home), it uses flags: FLAG_ACTIVITY_NEW_TASK | FLAG_ACTIVITY_BROU...
Difference between PCDATA and CDATA in DTD
...t, but one child.
<?xml version="1.0"?>
<foo>
<bar><test>content!</test></bar>
</foo>
When we want to specify that an element will only contain text, and no child elements, we use the keyword PCDATA, because this keyword specifies that the element must c...
Suppress warning “Category is implementing a method which will also be implemented by its primary cl
...
It can be useful when unit testing some code that has a singleton in it. Ideally, singletons should be injected into code as a protocol, allowing you to switch out the implementation. But if you already have one embedded inside your code, you can add a...