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Max retries exceeded with URL in requests
... was specified in hints.ai_flags and service was not a numeric port-number string. It probably looked like the sleep fixed it, but you probably just slept through a transient DNS resolver issue.
– lingfish
Jun 6 '17 at 23:13
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How do I get the last character of a string?
How do I get the last character of a string?
11 Answers
11
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PHP equivalent of .NET/Java's toString()
How do I convert the value of a PHP variable to string?
24 Answers
24
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Convert ArrayList to String[] array [duplicate]
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Use like this.
List<String> stockList = new ArrayList<String>();
stockList.add("stock1");
stockList.add("stock2");
String[] stockArr = new String[stockList.size()];
stockArr = stockList.toArray(stockArr);
for(String s : stockArr)
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Scanner vs. StringTokenizer vs. String.Split
...va's Scanner class and now I'm wondering how it compares/competes with the StringTokenizer and String.Split. I know that the StringTokenizer and String.Split only work on Strings, so why would I want to use the Scanner for a String? Is Scanner just intended to be one-stop-shopping for spliting?
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How to get a substring between two strings in PHP?
I need a function that returns the substring between two words (or two characters).
I'm wondering whether there is a php function that achieves that. I do not want to think about regex (well, I could do one but really don't think it's the best way to go). Thinking of strpos and substr functions....
Remove the last three characters from a string
I want to remove last three characters from a string:
14 Answers
14
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How to repeat a string a variable number of times in C++?
I want to insert 'n' spaces (or any string) at the beginning of a string in C++. Is there any direct way to do this using either std::strings or char* strings?
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Why the switch statement cannot be applied on strings?
...e reason why has to do with the type system. C/C++ doesn't really support strings as a type. It does support the idea of a constant char array but it doesn't really fully understand the notion of a string.
In order to generate the code for a switch statement the compiler must understand what it...
What is an optional value in Swift?
...or no value. Optionals are written by appending a ? to any type:
var name: String? = "Bertie"
Optionals (along with Generics) are one of the most difficult Swift concepts to understand. Because of how they are written and used, it's easy to get a wrong idea of what they are. Compare the optional ab...