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What's the complete range for Chinese characters in Unicode?
...gh the CJK Unicode FAQ (which does include "Chinese, Japanese, and Korean" characters)
The "East Asian Script" document does mention:
Blocks Containing Han Ideographs
Han ideographic characters are found in five main blocks of the Unicode Standard, as
shown in Table 12-2
Table 12-2. Blocks Contain...
hexadecimal string to byte array in python
...t bytes.fromhex throws an error when the input string has an odd number of characters: bytes.fromhex("aab") → ValueError: non-hexadecimal number found in fromhex() arg at position 3.
– Константин Ван
Jul 24 '18 at 17:35
...
How to extract the first two characters of a string in shell scripting?
...{long:0:2}" ; echo "${short}"
US
This will set short to be the first two characters of long. If long is shorter than two characters, short will be identical to it.
This in-shell method is usually better if you're going to be doing it a lot (like 50,000 times per report as you mention) since there...
PHP best way to MD5 multi-dimensional array?
...) function.
Test results for multi-dimensional array with md5-hashes (32 char) in keys and values:
Test name Repeats Result Performance
serialize 10000 0.761195 sec +0.00%
print_r 10000 1.669689 sec -119.35%
json_encode 10000...
IOCTL Linux device driver [closed]
...vr_version_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
return sprintf(buf, "%s\n", DRIVER_RELEASE);
}
static DEVICE_ATTR(version, S_IRUGO, mydrvr_version_show, NULL);
And during driver setup:
device_create_file(dev, &dev_attr_version);
You would then ha...
Is there a minlength validation attribute in HTML5?
...from constraint validation.
<input pattern=".{3,}" required title="3 characters minimum">
<input pattern=".{5,10}" required title="5 to 10 characters">
If you want to create the option to use the pattern for "empty, or minimum length", you could do the following:
<input pattern=...
How can I convert String to Int?
... is successful. I.e. in this case, x = 0 if the string has any non-integer characters, or x = value of string-as-integer otherwise. So the neat thing is this is one short expression which tells you if casting is successful or not, AND stores the cast integer in a variable at same time. Obviously you...
Replace multiple whitespaces with single whitespace in JavaScript string
...
Isn't it obvious? it replaces more than 1 whitespace char with 1 whitespace char. (the desired result)
– War
Mar 22 '13 at 16:05
4
...
URL encoding in Android
...
This method doesn't encode characters like ğ to %C4%9F. Accepted one encodes!
– Alexander Prokofyev
May 30 '15 at 15:11
...
Regular cast vs. static_cast vs. dynamic_cast [duplicate]
...For example, the C-style cast would allow an integer pointer to point to a char.
char c = 10; // 1 byte
int *p = (int*)&c; // 4 bytes
Since this results in a 4-byte pointer pointing to 1 byte of allocated memory, writing to this pointer will either cause a run-time error or will overwri...