HEX/DEC/BIN Table
Base:
10 16 8 2
-- -- -- ----
0 0 0 0000
1 1 1 0001
2 2 2 0010
3 3 3 0011
4 4 4 0100
5 5 5 0101
6 6 6 0110
7 7 7 0111
8 8 10 1000
9 9 11 1001
10 A 12 1010
11 B 13 1011
12 C 14 1100
13 D 15 1101
14 E 16 1110
15 F 17 1111
ASCII Table
Dec Char Dec Char Dec Char Dec Char
--------- --------- --------- ----------
0 NUL (null) 32 SPACE 64 @ 96 `
1 SOH (start of heading) 33 ! 65 A 97 a
2 STX (start of text) 34 " 66 B 98 b
3 ETX (end of text) 35 # 67 C 99 c
4 EOT (end of transmission) 36 $ 68 D 100 d
5 ENQ (enquiry) 37 % 69 E 101 e
6 ACK (acknowledge) 38 & 70 F 102 f
7 BEL (bell) 39 ' 71 G 103 g
8 BS (backspace) 40 ( 72 H 104 h
9 TAB (horizontal tab) 41 ) 73 I 105 i
10 LF (NL line feed, new line) 42 * 74 J 106 j
11 VT (vertical tab) 43 + 75 K 107 k
12 FF (NP form feed, new page) 44 , 76 L 108 l
13 CR (carriage return) 45 - 77 M 109 m
14 SO (shift out) 46 . 78 N 110 n
15 SI (shift in) 47 / 79 O 111 o
16 DLE (data link escape) 48 0 80 P 112 p
17 DC1 (device control 1) 49 1 81 Q 113 q
18 DC2 (device control 2) 50 2 82 R 114 r
19 DC3 (device control 3) 51 3 83 S 115 s
20 DC4 (device control 4) 52 4 84 T 116 t
21 NAK (negative acknowledge) 53 5 85 U 117 u
22 SYN (synchronous idle) 54 6 86 V 118 v
23 ETB (end of trans. block) 55 7 87 W 119 w
24 CAN (cancel) 56 8 88 X 120 x
25 EM (end of medium) 57 9 89 Y 121 y
26 SUB (substitute) 58 : 90 Z 122 z
27 ESC (escape) 59 ; 91 [ 123 {
28 FS (file separator) 60 < 92 \ 124 |
29 GS (group separator) 61 = 93 ] 125 }
30 RS (record separator) 62 > 94 ^ 126 ~
31 US (unit separator) 63 ? 95 _ 127 DEL
2^x
2^X Value 2^X Value
---- ----------- ---- -----------
2^0 1 2^11 2048
2^1 2 2^12 4096
2^2 4 2^13 8192
2^3 8 2^14 16384
2^4 16 2^15 32768
2^5 32 2^16 65536
2^6 64 2^17 131072
2^7 128 2^18 262144
2^8 256 2^19 524288
2^9 512 2^20 1048576
2^10 1024 2^21 2097152
Terminal Color Codes
reset color: "\033[0m", usage: "\033[0;#m": replace '#' with code
3_: foreground color, 4_: background color
---- ------------------ ---- -------
1 bold _0 black
2 dark grey _1 red
3 italic _2 green
4 underlined _3 yellow
5 blink _4 blue
6 ? _5 magenta
7 invert bg and fg _6 cyan
8 hidden _7 white
9-29 ? _8-9 ?
---- ------------------ ---- -------
Examples for C/C++:
#define COL_RED "\033[0;31m"
#define COL_GREEN "\033[0;32m"
#define COL_YELLOW "\033[0;33m"
#define COL_BLUE "\033[0;34m"
#define COL_CYAN "\033[0;36m"
#define COL_GREY "\033[0;2m"
#define COL_RESET "\033[0m"