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What's “requestCode” used for on PendingIntent?

... screen, I dont know whether is this the correct way and for me error was happening only when multiple FCMs were there in tray – JSONParser Dec 15 '18 at 9:06 ...
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Android ImageView Zoom-in and Zoom-Out

...te(); return true; } } make second class import android.app.Activity; import android.os.Bundle; public class Zoomexample extends Activity { /** Called when the activity is first created. */ @Override public void onCreate(Bundle icicle) { super.onCreate(icicle); ...
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What are “Groovy” and “Grails” and what kinds of applications are built using them?

...lopment best practices, and is meant to be highly productive. What kind of Applications are built using "Groovy on Grails"? Grails is used to build web applications that run on the JVM. What are the advantages of Groovy on Grails? High productivity, focusing on business instead of plumbing. (Note ...
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Why not use java.util.logging?

...ss in 6 as well, but I'm not too sure). JUL isn't well suited for multiple applications with different configurations in the same JVM (think multiple web applications that should not interact). Tomcat needs to jump through some hoops to get that working (effectively re-implementing JUL if I understo...
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How can I use different certificates on specific connections?

A module I'm adding to our large Java application has to converse with another company's SSL-secured website. The problem is that the site uses a self-signed certificate. I have a copy of the certificate to verify that I'm not encountering a man-in-the-middle attack, and I need to incorporate this...
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What's the difference between using CGFloat and float?

...it will jump to the CGBase.h header where the typedef is defined. The same approach is used for NSInteger and NSUInteger as well. These types were introduced to make it easier to write code that works on both 32-bit and 64-bit without modification. However, if all you need is float precision within...
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2015年硅谷最火的高科技创业公司都有哪些 - 资讯 - 清泛网 - 专注C/C++及内核技术

...(Palantir),消费级互联网,通讯(Snapchat),支付(Square),O2O App里面寻找下大机会。这里面很多公司我都亲自面试和感受过他们的环境。有如此之多的高估值公司,是否意味着存在很大的泡沫? 看了那么多高估值公司,很多...
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Difference between objectForKey and valueForKey?

...orKey can be intensely slow - it's currently a major bottleneck in my iPad app, so slow that replacing it with a "standard" dictionary made the app noticeably faster. Something very wrong with KVC on iOS, and I'll never use it again - not worth the drop in performance, and having to re-write it the ...
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How to configure slf4j-simple

...an programatically change it by setting the system property: public class App { public static void main(String[] args) { System.setProperty(org.slf4j.impl.SimpleLogger.DEFAULT_LOG_LEVEL_KEY, "TRACE"); final org.slf4j.Logger log = LoggerFactory.getLogger(App.class); l...
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What exactly does the post method do?

...use a new thread instead of UI thread (main thread)? UI Thread : When application is started, Ui Thread is created automatically it is in charge of dispatching the events to the appropriate widgets and this includes the drawing events. It is also the thread you interact with Android widgets wit...