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How to fix the uninitialized constant Rake::DSL problem on Heroku?

... Thank you. That fixed my problems and I didn't know what was going on. (Using the rails installer on windows and deploying to heroku, as a complete beginner.) – Jack V. Jun 14 '11 at 22:46 ...
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How to get nice formatting in the Rails console

... Its now YAML::ENGINE.yamler = 'psych' – jumpa Dec 5 '13 at 5:53 ...
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How to manually include external aar package using new Gradle Android Build System

... { jcenter() flatDir { dirs 'libs' } } } and now open app level build.grdle file and add .aar file dependencies { implementation(name:'cards', ext:'aar') } If everything goes well you will see library entry is made in build -> exploded-aar Also note that ...
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How do I create a copy of an object in PHP?

..._clone() { $this->someObject = clone $this->someObject; } } Now you can do cloning: $bar = new MyClass(); $foo = clone $bar; share | improve this answer | fo...
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Why aren't pointers initialized with NULL by default?

...ion point was he/she needed to perform some operation and then assign. So now we have the situation that the compiler has added an extra instruction to the code that initializes the variable to NULL then later the developer code is added to do the correct initialization. Or under other conditions t...
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What is 'Context' on Android?

...does all the work in the company which involves such as database, UI etc. Now the CEO Hires a new Developer. It is the Architect who tells the responsibility of the newly hired person based on the skills of the new person that whether he will work on Database or UI etc. Simpler terms (example 2)...
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Java Immutable Collections

... be able to do so afterward. If the code which created the original list knows what has happened to every reference that has ever existed to it, and knows that none of them will fall into the hands of code that might modify the list, then it can know the list will never be modified. If the referen...
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Ioc/DI - Why do I have to reference all layers/assemblies in application's entry point?

...cy graph is severely flattened: As illustrated by the green color, it's now possible to reuse Library C without dragging along any unwanted dependencies. However, all that said, with many DI Containers, you don't have to add hard references to all required libraries. Instead, you can use late bi...
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Modifying location.hash without page scrolling

... It would be useful to know which browsers need step 2 here. – djc Nov 5 '10 at 9:51 1 ...
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Best way to check if object exists in Entity Framework?

... I know this is a very old thread but just incase someone like myself needs this solution but in VB.NET here's what I used base on the answers above. Private Function ValidateUniquePayroll(PropertyToCheck As String) As Boolean ...