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How to use double or single brackets, parentheses, curly braces
...$default}
hello
and several more
Also, brace expansions create lists of strings which are typically iterated over in loops:
$ echo f{oo,ee,a}d
food feed fad
$ mv error.log{,.OLD}
(error.log is renamed to error.log.OLD because the brace expression
expands to "mv error.log error.log.OLD")
$ for ...
Escape string for use in Javascript regex [duplicate]
...
Short 'n Sweet
function escapeRegExp(string) {
return string.replace(/[.*+?^${}()|[\]\\]/g, '\\$&'); // $& means the whole matched string
}
Example
escapeRegExp("All of these should be escaped: \ ^ $ * + ? . ( ) | { } [ ]");
>>> "All of th...
How do I change the string representation of a Python class? [duplicate]
In Java, I can override the toString() method of my class. Then Java's print function prints the string representation of the object defined by its toString() . Is there a Python equivalent to Java's toString() ?
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Split string on whitespace in Python [duplicate]
...es a list of size 2. First item being the first word, second - rest of the string. s.split(None, 1)[0] would return the first word only
– user3527975
Feb 25 '16 at 21:43
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require file as string
...sing node + express and I am just wondering how I can import any file as a string. Lets say I have a txt file all I want is to load it into a variable as such.
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App Inventor 2 使用MongoDB作为后端数据库 · App Inventor 2 中文网
... 举例
action
yes
String
请求类型
必须是insert
collection
yes
String
表名
collection
document
yes
jsonArra...
Generate JSON string from NSDictionary in iOS
I have a dictionary I need to generate a JSON string by using dictionary . Is it possible to convert it? Can you guys please help on this?
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How do I check if a number is a palindrome?
...lved it in Haskell I did exactly what you suggest, convert the number to a String. It's then trivial to check that the string is a pallindrome. If it performs well enough, then why bother making it more complex? Being a pallindrome is a lexical property rather than a mathematical one.
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PHP convert XML to JSON
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Json & Array from XML in 3 lines:
$xml = simplexml_load_string($xml_string);
$json = json_encode($xml);
$array = json_decode($json,TRUE);
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