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Curl GET request with json parameter
...l identification information that is not hierarchical in nature. The query string syntax is not generically defined, but it is commonly organized as a sequence of = pairs, with the pairs separated by a semicolon or an ampersand.
For example:
curl http://server:5050/a/c/getName?param0=foo&par...
How to convert an Array to a Set in Java
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Java 8:
String[] strArray = {"eins", "zwei", "drei", "vier"};
Set<String> strSet = Arrays.stream(strArray).collect(Collectors.toSet());
System.out.println(strSet);
// [eins, vier, zwei, drei]
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jQuery convert line breaks to br (nl2br equivalent)
... if you get the error "x.replace is not a function" then use x.toString().replace
– Vörös Amadea
Aug 15 '19 at 12:18
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Secure hash and salt for PHP passwords
It is currently said that MD5 is partially unsafe. Taking this into consideration, I'd like to know which mechanism to use for password protection.
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Comparing arrays in JUnit assertions, concise built-in way?
... If you want to see which bytes don't match you can convert them to string: assertEquals(Arrays.toString(expectedResult), Arrays.toString(result));
– Erdem
Dec 3 '15 at 12:12
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Array Length in Java
...erty. It is as A.length, do not use A.length() its mainly used for size of string related objects.
The length property will always show the total allocated space to the array during initialization.
If you ever have any of these kind of problems the simple way is to run it. Happy Programming!
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How to get index of object by its property in JavaScript?
...date, numbers and empty values might return false if the actual value is a string. You can use == equal sign if the datatype is of no essence for you.
– David Addoteye
Feb 15 '16 at 12:43
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javax.xml.bind.UnmarshalException: unexpected element (uri:“”, local:“Group”)
...hat.. Thanks alot mate.. :) . I just made the namespace mentioned to empty string.
– Arundev
Jun 13 '17 at 11:45
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SVN encrypted password store
I installed SVN on a Ubuntu machine and I can't get my head around something.
3 Answers
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When and why are database joins expensive?
...t of multi-column joins and radically reducing the cost of joins involving string comparisons. Not only will vastly more fit in cache, there's a lot less disk reading to do.
Moreover, a good optimiser will choose the most restrictive condition and apply it before it performs a join, very effective...