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How to filter object array based on attributes?

...art of the new ECMAScript 5th Edition standard, and can be found on almost all modern browsers. For IE, you can include the following method for compatibility: if (!Array.prototype.filter) { Array.prototype.filter = function(fun /*, thisp*/) { var len = this.length >>> 0; if (ty...
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How to verify that method was NOT called in Moq?

... Run a verify after the test which has a Times.Never enum set. e.g. _mock.Object.DoSomething() _mock.Verify(service => service.ShouldntBeCalled(), Times.Never); share | improve this answe...
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Apache not starting on MAMP Pro

.... Go to bin -> apache2 -> bin. Then rename the file from envvars to _envvars. I also came across another problem of it not working correctly. Make sure the ports are Apache defaults, NOT MAMP defaults (port 80 etc). If it works straight away, this should not apply to you. ...
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Why doesn't String switch statement support a null case?

...st by Christian Hujer has some insightful speculation about why null isn't allowed in switches (although it centers on the enum switch rather than the String switch): Under the hood, the switch statement will typically compile to a tablesswitch byte code. And the "physical" argument to switch as we...
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Finding the type of an object in C++

... dynamic_cast should do the trick TYPE& dynamic_cast<TYPE&> (object); TYPE* dynamic_cast<TYPE*> (object); The dynamic_cast keyword casts a datum from one pointer or reference type to another, performing a runtime...
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PHP - Extracting a property from an array of objects

...he question because, array_column doesn't work with an array of objects at all. Since PHP 7.0.0 is is possible: stackoverflow.com/a/23335938/655224 – algorhythm May 23 '17 at 6:36 ...
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Remove Object from Array using JavaScript

... This however will remove all the occurrences found, not only the first one – Flavien Volken Jul 12 '16 at 6:49 6 ...
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Why do we need a pure virtual destructor in C++?

... Probably the real reason that pure virtual destructors are allowed is that to prohibit them would mean adding another rule to the language and there's no need for this rule since no ill-effects can come from allowing a pure virtual destructor. Nope, plain old virtual is enough. If...
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SQL WHERE.. IN clause multiple columns

... or more generally SELECT * FROM table INNER JOIN otherTable ON ( table.x = otherTable.a AND table.y = otherTable.b) – ala Jul 16 '09 at 7:56 ...
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How to change a table name using an SQL query?

... Use sp_rename: EXEC sp_rename 'Stu_Table', 'Stu_Table_10' You can find documentation on this procedure on MSDN. If you need to include a schema name, this can only be included in the first parameter (that is, this cannot be use...