大约有 2,000 项符合查询结果（耗时：0.0355秒） [XML]
深入浅出计算机字符集编码 - C/C++ - 清泛网 - 专注C/C++及内核技术
...UTF8
0x00000000 - 0x0000007F 0xxxxxxx
0x00000080 - 0x000007FF 110xxxxx 10xxxxxx
0x00000800 - 0x0000FFFF 1110xxxx 10xxxxxx 10xxxxxx
0x00010000 - 0x001FFFFF 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx
0x00200000 - 0x03FFFFFF 111110xx 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx
0x04...
Detect Safari browser
...
110
You can easily use index of Chrome to filter out Chrome:
var ua = navigator.userAgent.toLower...
Chmod 777 to a folder and all contents [duplicate]
...execute r-x 101
6 Read and write rw- 110
7 Read, write, and execute rwx 111
First Number 7 - Read, write, and execute for the user.
Second Number 5 - Read and execute for the group.
Third Number 5 - Read and execute for others.
If your production w...
All combinations of a list of lists
... Cy Dx Dy
# product(range(2), repeat=3) --> 000 001 010 011 100 101 110 111
pools = map(tuple, args) * kwds.get('repeat', 1)
result = [[]]
for pool in pools:
result = [x+[y] for x in result for y in pool]
for prod in result:
yield tuple(prod)
...
How do I create a basic UIButton programmatically?
...thType:UIButtonTypeRoundedRect] retain];
playButton.frame = CGRectMake(110.0, 360.0, 100.0, 30.0);
[playButton setTitle:@"Play" forState:UIControlStateNormal];
playButton.backgroundColor = [UIColor clearColor];
[playButton setTitleColor:[UIColor whiteColor] forState:UIControlStateNor...
Get the cartesian product of a series of lists?
... Cy Dx Dy
# product(range(2), repeat=3) --> 000 001 010 011 100 101 110 111
pools = map(tuple, args) * kwds.get('repeat', 1)
result = [[]]
for pool in pools:
result = [x+[y] for x in result for y in pool]
for prod in result:
yield tuple(prod)
The result of bo...
StringBuilder vs String concatenation in toString() in Java
...blic <init>()V //public Appc()
.limit stack 2
.limit locals 2
met001_begin: ; DATA XREF: met001_slot000i
.line 12
aload_0 ; met001_slot000
invokespecial java/lang/Object.<init>()V
.line 13
ldc "no name"
astore_1 ; met001_slot001
...
Are Javascript arrays sparse?
... of memory
Writing Node.js report to file: report.20200220.220620.60109.0.001.json
Node.js report completed
1: 0x10007f4b9 node::Abort() [/Users/pzrq/.nvm/versions/node/v12.15.0/bin/node]
2: 0x10007f63d node::OnFatalError(char const*, char const*) [/Users/pzrq/.nvm/versions/node/v12.15.0/bin/node...
Get Character value from KeyCode in JavaScript… then trim
..., // [107]
"SEPARATOR", // [108]
"SUBTRACT", // [109]
"DECIMAL", // [110]
"DIVIDE", // [111]
"F1", // [112]
"F2", // [113]
"F3", // [114]
"F4", // [115]
"F5", // [116]
"F6", // [117]
"F7", // [118]
"F8", // [119]
"F9", // [120]
"F10", // [121]
"F11", // [122]
"F12", /...
Extract a substring according to a pattern
...
Here are a few ways:
1) sub
sub(".*:", "", string)
## [1] "E001" "E002" "E003"
2) strsplit
sapply(strsplit(string, ":"), "[", 2)
## [1] "E001" "E002" "E003"
3) read.table
read.table(text = string, sep = ":", as.is = TRUE)$V2
## [1] "E001" "E002" "E003"
4) substring
This assumes sec...