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Javascript heredoc
...
Try ES6 String Template, you can do something like
var hereDoc = `
This
is
a
Multiple
Line
String
`.trim()
hereDoc == 'This\nis\na\nMultiple\nLine\nString'
=> true
You can use this great feature today by with 6to5 or TypeScr...
Convert stdClass object to array in PHP
...error because you'll be giving an object to a function that expects a JSON string as its input. In the answer, I am converting the object to a JSON string, and then feeding it as an input to json_decode() so it would return an array (the second parameter being as True indicates an array should be re...
Regex Email validation
... address is valid, pass the email address to the
MailAddress.MailAddress(String) class constructor.
public bool IsValid(string emailaddress)
{
try
{
MailAddress m = new MailAddress(emailaddress);
return true;
}
catch (FormatException)
{
return false;
...
Java: Difference between PrintStream and PrintWriter
...cters.
If an OutputStream deals with bytes, what about PrintStream.print(String)? It converts chars to bytes using the default platform encoding. Using the default encoding is generally a bad thing since it can lead to bugs when moving from one platform to another, especially if you are generating...
Which one will execute faster, if (flag==0) or if (0==flag)?
... some user declaring them: typedef, enum, struct, class. For example, std::string is user defined, even though you certainly not defined it yourself :)
– Matthieu M.
Jan 7 '11 at 14:29
...
What is the MySQL VARCHAR max size?
...re and after MySQL 5.0.3
Values in VARCHAR columns are variable-length strings. The length can be specified as a value from 0 to 255 before MySQL 5.0.3, and 0 to 65,535 in 5.0.3 and later versions. The effective maximum length of a VARCHAR in MySQL 5.0.3 and later is subject to the maximum row s...
What exactly is nullptr?
...ranteed to be 0. It can be 0L, in which case a call to void f(int); void f(char *); will be ambiguous. nullptr will always favor the pointer version, and never call the int one. Also note that nullptr is convertible to bool (the draft says that at 4.12).
– Johannes Schaub - lit...
Generate a Hash from string in Javascript
I need to convert strings to some form of hash. Is this possible in JavaScript?
22 Answers
...
Start a git commit message with a hashmark (#)
...(pclouds):
config: be strict on core.commentChar
We don't support comment strings (at least not yet). And multi-byte character encoding could also be misinterpreted.
The test with two commas is updated because it violates this. It's added with the patch that introduces core.commentChar in eff80a9 (...
HTML5: number input type that takes only integers?
...signed ints you'll have to fall back to "pattern" validation and thus lose extra features like the up and down arrows for browsers that support it). Is there another input type or perhaps an attribute that would restrict the input to just unsigned integers? I couldn't find any, thanks.
...