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Equivalent of varchar(max) in MySQL?
...lower if you use a multi-byte character set:
VARCHAR(21844) CHARACTER SET utf8
Here are some examples:
The maximum row size is 65535, but a varchar also includes a byte or two to encode the length of a given string. So you actually can't declare a varchar of the maximum row size, even if it's ...
Importing a CSV file into a sqlite3 database table using Python
...delimiter
for row in reader:
to_db = [unicode(row[0], "utf8"), unicode(row[1], "utf8")] # Appends data from CSV file representing and handling of text
cur.execute("INSERT INTO neto (COL1, COL2) VALUES(?, ?);", to_db)
con.commit()
con.close() # closes c...
MaterialDialog 对话框增强扩展 · App Inventor 2 中文网
...ialogId：列表对话框的唯一标识符。
item：被选中项的文本内容。
index：被选中项在列表中的索引（从 0 开始）。
方法
自定义对话框
CreateDialogFromView 从视图创建对话框(dialog...
Is there a REAL performance difference between INT and VARCHAR primary keys?
... 422510592 | 0 | 0 | 4194304 | NULL | utf8mb4_unicode_520_ci |
| jan_int_index | InnoDB | 10 | Dynamic | 9740329 | 43 | 420413440 | 0 | 132857856 | 7340032 | NULL | utf8mb4_unicode_520_ci |
| jan_char ...
Writing Unicode text to a text file?
..., ๗, あ, 叶, 葉, and 말.'
f = open('test', 'w')
f.write(foo.encode('utf8'))
f.close()
When you read that file again, you'll get a unicode-encoded string that you can decode to a unicode object:
f = file('test', 'r')
print f.read().decode('utf8')
...
Simple insecure two-way data “obfuscation”?
...oTransform EncryptorTransform, DecryptorTransform;
private System.Text.UTF8Encoding UTFEncoder;
public SimpleAES()
{
//This is our encryption method
RijndaelManaged rm = new RijndaelManaged();
//Create an encryptor and a decryptor using our encryption method, ke...
Python, Unicode, and the Windows console
...Error:
if sys.version_info >= (3,):
print(s.encode('utf8').decode(sys.stdout.encoding))
else:
print(s.encode('utf8'))
safeprint(u"\N{EM DASH}")
The bad character(s) in the string will be converted in a representation which is printable by the Windows con...
How many bytes in a JavaScript string?
... :
function getBinarySize(string) {
return Buffer.byteLength(string, 'utf8');
}
There is a npm lib for that : https://www.npmjs.org/package/utf8-binary-cutter (from yours faithfully)
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PHP function to make slug (URL string)
...cho sanitize('testing this link');
Code
//taken from wordpress
function utf8_uri_encode( $utf8_string, $length = 0 ) {
$unicode = '';
$values = array();
$num_octets = 1;
$unicode_length = 0;
$string_length = strlen( $utf8_string );
for ($i = 0; $i < $string_length; $i+...
AfxIsValidAddress 测试内存地址 - C/C++ - 清泛网 - 专注C/C++及内核技术
...d writing (TRUE) or just reading (FALSE).
确定被测试内存是读写形式（真）还是只读形式（假）。
Return Value
In debug builds, nonzero if the specified memory block is contained entirely within the program's memory space; otherwise 0.
在调试版，如果...