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PHP string “contains” [duplicate]
What would be the most efficient way to check whether a string contains a "." or not?
3 Answers
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NodeJS: How to decode base64 encoded string back to binary? [duplicate]
...hod should instead be used to construct a new buffer from a base64 encoded string:
var b64string = /* whatever */;
var buf = Buffer.from(b64string, 'base64'); // Ta-da
For Node.js v5.11.1 and below
Construct a new Buffer and pass 'base64' as the second argument:
var b64string = /* whatever */;
...
Get name of property as a string
... => SomeClass.SomeProperty)
public class SomeClass
{
public static string SomeProperty
{
get { return "Foo"; }
}
}
public class RemoteMgr
{
public static void ExposeProperty<T>(Expression<Func<T>> property)
{
var expression = GetMemberInfo(p...
In Typescript, How to check if a string is Numeric
...
The way to convert a string to a number is with Number, not parseFloat.
Number('1234') // 1234
Number('9BX9') // NaN
You can also use the unary plus operator if you like shorthand:
+'1234' // 1234
+'9BX9' // NaN
Be careful when checking aga...
:: (double colon) operator in Java 8
...r<Integer> b1 = System::exit; // void exit(int status)
Consumer<String[]> b2 = Arrays::sort; // void sort(Object[] a)
Consumer<String> b3 = MyProgram::main; // void main(String... args)
class Hey {
public double getRandom() {
return Math.random();
}
}
Callable&...
Interface/enum listing standard mime-type constants
...
It's a pity there are no String constants defined in com.google.common.net.MediaType, as MediaType.toString()isn't a compile time constant and therefore not usable in annotations
– Markus Pscheidt
Mar 18 '15 at ...
String formatting named parameters?
...
In Python 2.6+ and Python 3, you might choose to use the newer string formatting method.
print('<a href="{0}">{0}</a>'.format(my_url))
which saves you from repeating the argument, or
print('<a href="{url}">{url}</a>'.format(url=my_url))
if you want named par...
How to get string objects instead of Unicode from JSON?
... )
def _byteify(data, ignore_dicts = False):
# if this is a unicode string, return its string representation
if isinstance(data, unicode):
return data.encode('utf-8')
# if this is a list of values, return list of byteified values
if isinstance(data, list):
return [...
Check whether a string matches a regex in JS
... (can be with jQuery) to do some client-side validation to check whether a string matches the regex:
11 Answers
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Opening a folder in explorer and selecting a file
...
Use this method:
Process.Start(String, String)
First argument is an application (explorer.exe), second method argument are arguments of the application you run.
For example:
in CMD:
explorer.exe -p
in C#:
Process.Start("explorer.exe", "-p")
...