Hi! I have been posted content of ccna1 final exam (latest and only question.) I will post the answer and insert image on sunday. If you care, please subscribe your email an become a first person have full test content. Subcribe now Some question have not content because this question have images content. So that can you wait for me? SUNDAY 1. A user sees the command prompt: Router(config-if)# . What task can be performed at this mode? Reload the device. Perform basic tests. Configure individual interfaces. Configure individual terminal lines. 2. Refer to the exhibit. Host A attempts to establish a TCP/IP session with host C. During this attempt, a frame was captured with the source MAC address 0050.7320.D632 and the destination MAC address 0030.8517.44C4. The packet inside the captured frame has an IP source address 192.168.7.5, and the destination IP address is 192.168.219.24. At which point in the network was this packet captured? leaving host A leaving ATL leaving...
Note that an effect of using this double brace initialisation is that you're creating anonymous inner classes. The created class has an implicit this pointer to the surrounding outer class. Whilst not normally a problem, it can cause grief in some circumstances e.g. when serialising, and it's worth being aware of this.
ReplyDeleteFor a fun application of double brace initialization, see here Dwemthy’s Array in Java.
ReplyDeleteAn excerpt
private static class IndustrialRaverMonkey
extends Creature.Base {{
life = 46;
strength = 35;
charisma = 91;
weapon = 2;
}}
private static class DwarvenAngel
extends Creature.Base {{
life = 540;
strength = 6;
charisma = 144;
weapon = 50;
}}
And now, be prepared for the BattleOfGrottoOfSausageSmells and … chunky bacon!
It's - among other uses - a shortcut for initializing collections. Learn more ...
ReplyDeleteThis would appear to be the same as the with keyword so popular in flash and vbscript. It's a method of changing what this is and nothing more.
ReplyDeleteyou mean something like this?
ReplyDeleteList<String> blah = new ArrayList<String>(){{add("asdfa");add("bbb");}};
it's an array list initialization in creation time (hack)