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MySQL, better to insert NULL or empty string?
...,`date`,`location`,`url`)
) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8;
Now insert this to see it will allow the duplicated rows:
INSERT INTO `test` (`id`, `event_id`, `event_title`, `date`, `location`,
`url`) VALUES (NULL, '1', 'BBQ', '2018-07-27', NULL, NULL);
INSERT INTO `test` (`id...
How many characters can UTF-8 encode?
...ds the number of unicode characters, so all of unicode can be expressed in UTF8.
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How to access and test an internal (non-exports) function in a node.js module?
... path.resolve(__dirname, filePath);
var src = fs.readFileSync(filePath, 'utf8');
var context = {
parent: module.parent, paths: module.paths,
console: console, exports: {}};
context.module = context;
context.require = function (file){
return mod.prototype.require.call(context, fi...
Generating HTML email body in C#
...to);
msg.Subject = SUBJECT;
msg.SubjectEncoding = Encoding.UTF8;
// Get the HTML from an embedded resource.
var assembly = Assembly.GetExecutingAssembly();
htmlStream = assembly.GetManifestResourceStream(HTML_RESOURCE_PATH);
// Perform replacemen...
What is base 64 encoding used for?
... file to base64 format? Special characters could be a use case but why not utf8 in that case, are they equibalent? Any further resource regarding that would be greatly appreciated thank you.
– partizanos
Sep 30 '16 at 15:33
...
Generating a random & unique 8 character string using MySQL
...`%` FUNCTION `RandString`(length SMALLINT(3)) RETURNS varchar(100) CHARSET utf8
begin
SET @returnStr = '';
SET @allowedChars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
SET @i = 0;
WHILE (@i < length) DO
SET @returnStr = CONCAT(@returnStr, substring(@allowedChars, FLOOR(RAN...
Unicode (UTF-8) reading and writing to files in Python
...n your file. To actually see how it would look like:
s = u'Capit\xe1n\n'
sutf8 = s.encode('UTF-8')
open('utf-8.out', 'w').write(sutf8)
Compare the content of the file utf-8.out to the content of the file you saved with your editor.
...
What is the size of column of int(11) in mysql in bytes?
... ZEROFILL NOT NULL,
PRIMARY KEY (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;
INSERT INTO `mytable`
(`int1`, `int2`, `zf1`, `zf2`)
VALUES
(10000, 10000, 10000, 10000),
(100, 100, 100, 100);
select * from mytable;
which will output:
+----+-------+-------+------------+-------+
| id | int1 |...
How to get HttpClient to pass credentials along with the request?
...);
client.UploadData("http://url/api/controller", "POST", Encoding.UTF8.GetBytes(data));
}
}
catch (Exception exc)
{
// handle exception
}
finally
{
wic.Undo();
}
Note: Requires NuGet package: Newtonsoft.Json, which is the same JSON serializer WebAPI uses.
...
Objective-C: difference between id and void *
...ello, string!"; and follow up with: printf("Sending to an int: '%s'\n", [i UTF8String]);. It's a warning, not an error (and not exactly recommended, nor portable). But the reason why you can do these things is all basic C.
– johne
Aug 22 '09 at 22:17
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