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When do I use a dot, arrow, or double colon to refer to members of a class in C++?

... #include <iostream> #include <string> using namespace std; class Human { private: int age; public: string name; Human(int humanAge, string humanName) : age(humanAge), name(std::move(humanName)) {} void DoSomething() { ...
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Declare slice or make slice?

... Can i say the same for map? var m map[string]int vs m:= make(map[string]int) ? Thanks. – joshua Mar 6 '15 at 7:46 11 ...
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How can I extract the folder path from file path in Python?

...ost there with your use of the split function. You just needed to join the strings, like follows. >>> import os >>> '\\'.join(existGDBPath.split('\\')[0:-1]) 'T:\\Data\\DBDesign' Although, I would recommend using the os.path.dirname function to do this, you just need to pass the...
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Angularjs Template Default Value if Binding Null / Undefined (With Filter)

...ultValue) || ... ) statement inside the existing one, through which the defString filter returns the string "default" (others will probably come later). This allows me to use it as <span>{{expected.string | defString}}</span> and get default as the final fallback level. ...
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When should I use Arrow functions in ECMAScript 6?

...licitly. Many Object.prototype definitions live in the global scope (think String.prototype.truncate etc.) and those generally have to be of type function anyway. Consistently using function on the global scope helps avoid errors. Many functions in the global scope are object constructors for old-st...
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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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“User interaction is not allowed” trying to sign an OSX app using codesign

...or the context is belongs to. See auditon(2) for details. UserName <string> This optional key specifies the user to run the job as. This key is only applicable for services that are loaded into the privileged system domain. GroupName <string> This optional key specifies...
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What is the difference between Hibernate and Spring Data JPA

...lows you to declare interfaces that have methods like findByNameOrderByAge(String name); that will be parsed in runtime and converted into appropriate JPA queries. Its placement atop of JPA makes its use tempting for: Rookie developers who don't know SQL or know it badly. This is a recipe for dis...
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MySQL SELECT WHERE datetime matches day (and not necessarily time)

... two DATE values, convert the DATE values to DATETIME values. If you use a string constant such as '2001-1-1' in a comparison to a DATE, cast the string to a DATE." So unless they are all the same type, it is best to explicitly cast them. – techdude Jun 24 '15...
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sed: print only matching group

... Also remember to add .* to the end of the regexp if the string you want to extract is not always at the end of the line. – Teemu Leisti Nov 22 '17 at 8:54 ...