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How to check internet access on Android? InetAddress never times out
...t is available.
B) Connect to a Socket on the Internet (advanced)
// TCP/HTTP/DNS (depending on the port, 53=DNS, 80=HTTP, etc.)
public boolean isOnline() {
try {
int timeoutMs = 1500;
Socket sock = new Socket();
SocketAddress sockaddr = new InetSocketAddress("8.8.8.8",...
innerText vs innerHTML vs label vs text vs textContent vs outerText
...
See the browsers compatibility http://www.quirksmode.org/dom/html/ if you are targeting specific browsers. Because it seems like they all have their own way of doing things. That is why is is better to use JQuery .text() (http://api.jquery.com/text/) if y...
How do ports work with IPv6?
...e as today. However, be sure you include [] around your IP.
For example : http://[1fff:0:a88:85a3::ac1f]:8001/index.html
Wikipedia has a pretty good article about IPv6: http://en.wikipedia.org/wiki/IPv6#Addressing
share
...
What is the difference between user and kernel modes in operating systems?
...CPU, performs its operations, restore the state and returns to user mode.
http://en.wikibooks.org/wiki/Windows_Programming/User_Mode_vs_Kernel_Mode
http://tldp.org/HOWTO/KernelAnalysis-HOWTO-3.html
http://en.wikipedia.org/wiki/Direct_memory_access
http://en.wikipedia.org/wiki/Interrupt_request
...
How to add dividers and spaces between items in RecyclerView?
....xml
<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android"
android:shape="rectangle">
<size android:height="1dp" />
<solid android:color="#ff992900" />
</shape>
Note: if you want the divider to be drawn ...
Two divs, one fixed width, the other, the rest
...
See: http://jsfiddle.net/SpSjL/ (adjust the browser's width)
HTML:
<div class="right"></div>
<div class="left"></div>
CSS:
.left {
overflow: hidden;
min-height: 50px;
border: 2px dashed #f0...
Install Gem from Github Branch?
...bundle install or the short form is just bundle.
Read more about it here: http://bundler.io/man/gemfile.5.html#GIT
Update: There's a github source identifier.
gem 'country_select', github: 'stefanpenner/country_select'
However, they warn against using it: NOTE: This shorthand should be avoided ...
Why does jQuery or a DOM method such as getElementById not find the element?
...the DOM has been completely parsed, using $(handler):
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<script>
$(function() {
$("#test").click(function() {
console.log("clicked: %o", this);
});
});
</script&g...
Webview load html from assets directory
...from assets android)
activity_main.xml
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:background="#FFFFFF"
android:layout_height="match_parent">
<WebView
android:layout_width="match_parent"
android:id="@+id/webv...
How do you serve a file for download with AngularJS or Javascript?
...mpileProvider) {
$compileProvider.aHrefSanitizationWhitelist(/^\s*(https?|ftp|mailto|tel|file|blob):/);
}]);
Please note that
Each time you call createObjectURL(), a new object URL is created, even if you've already created one for the same object. Each of these must be released by ca...