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FDMA, TDMA, and CDMA

FDMA (Frequency Division Multiple Access) Vary frequencies for each user. If number of users increases, it becomes complicated. TDMA (Time ...

Bandwidth and Frequency

Bandwidth (bps – bits per second) Amount of data that can be transmitted in per unit time. Difference between highest frequency and lowest ...

Latency vs. Jitter

Latency Amount of time it takes for a packet to travel from point A to point B(or round-trip). ex) Data Latency: time between a query and the ...

Useful Git tips

Apply .gitignore on already pushed repository Disconnect local repository from remote  

vi Find & Replace

Range [%] All lines in the file. [1,30] line 1 to 30 [5,$] line 5 to last line Pattern This can be plain text and also regular expression. ...

malloc( ) and free( )

allocates the requested memory and returns a pointer to it. (Dynamic memory allocation) should #include<stdlib.h> void *malloc(# of bytes): ...

CyanogenMod

most popular custom ROM for Android devices Android Mobile Operating system-based Open Source Firmware for smartphones and tablet devices. Why ...