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Why doesn't Ruby support i++ or i-- (increment/decrement operators)?
The pre/post increment/decrement operator ( ++ and -- ) are pretty standard programing language syntax (for procedural and object-oriented languages, at least).
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How can I display just a portion of an image in HTML/CSS?
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Can I escape html special chars in javascript?
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@jamix You can not do a global replacement with raw strings, while modern browser engines optimize simple regular expression pretty good.
– bjornd
May 30 '14 at 15:43
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What is the fundamental difference between WebSockets and pure TCP?
...easier to send messages over the wire via the Application Layer instead of raw bytes at the Transport Layer.
Underlying WebSockets is TCP, it's just abstracted away for simplicity.
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Strange out of memory issue while loading an image to a Bitmap object
... BitmapFactory.Options options, int reqWidth, int reqHeight) {
// Raw height and width of image
final int height = options.outHeight;
final int width = options.outWidth;
int inSampleSize = 1;
if (height > reqHeight || width > reqWidth) {
final int halfHeight ...
Wrap a delegate in an IEqualityComparer
...lityComparer<T> . Is there a convenient wrapper class that adapts a delegate(T,T)=>bool to implement IEqualityComparer<T> ? It's easy enough to write one (if your ignore problems with defining a correct hashcode), but I'd like to know if there is an out-of-the-box solution.
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Escaping ampersand in URL
...three
characters "%2F" or "%2f" must be used in the segment instead of a raw
"/".
http://en.wikipedia.org/wiki/Percent-encoding#Percent-encoding_reserved_characters
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Code for decoding/encoding a modified base64 URL
...ion that worked for me when parsing a message in the GMail API v1 (Message.Raw)
– HeyZiko
Apr 18 '15 at 18:22
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App Inventor 2 UrsPahoMqttClient 拓展 - 物联网轻量级MQTT协议 · App Inventor 2 中文网
...ntor 2 MQTT拓展入门（保姆级教程）》
最新版拓展下载：
de.ullisroboterseite.ursai2pahomqtt.aix
MQTT（Message Queuing Telemetry Transport：消息队列遥测传输）
MQTT 发明于 1999 年，为物联网设计的轻量级协议，基于TCP协议实现。
MQTT 协议...