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What is the difference between graph search and tree search?
...t whether the problem graph is a tree or a general graph. It is always assumed you're dealing with a general graph. The distinction lies in the traversal pattern that is used to search through the graph, which can be graph-shaped or tree-shaped.
If you're dealing with a tree-shaped problem, both al...
Detecting an undefined object property
...l value undefined, or if that identifier has not been declared. Note: this method is the only way of referring to an undeclared (note: different from having a value of undefined) identifier without an early error:
if(typeof myVariable === 'undefined') {
alert('myVariable is either the special val...
AI2 Media Notification
German Version Version Adjustments 1.0 (2021-05-05) Initial Version 1.1 (2021-07-11) GetDuration & GetDurationString removed. Instead use extension UrsMediaHelper. Method SetMetaDataFromMH for getting metadata from an UrsMediaHelper component adde...
Android Studio Project Structure (v.s. Eclipse Project Structure)
I'm trying to learn android development and I am initially confused by the different project structures between Eclipse and Android Studio. This makes it difficult to follow tutorials designed for Eclipse. Could anyone let me know why these differences exist? Should they exist?
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How do I recover/resynchronise after someone pushes a rebase or a reset to a published branch?
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What's the difference between the atomic and nonatomic attributes?
What do atomic and nonatomic mean in property declarations?
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Collections.emptyMap() vs new HashMap()
What are some of the situations where I can use Collections.emptyMap() ? The Documentation says I can use this method if I want my collection to be immutable.
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What are MVP and MVC and what is the difference?
... of building user interfaces that many tools encourage you are likely to come across three design patterns called Model-View-Controller , Model-View-Presenter and Model-View-ViewModel . My question has three parts to it:
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When would anyone use a union? Is it a remnant from the C-only days?
...n't really get unions. Every C or C++ text I go through introduces them (sometimes in passing), but they tend to give very few practical examples of why or where to use them. When would unions be useful in a modern (or even legacy) case? My only two guesses would be programming microprocessors when ...
What is the best Battleship AI?
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I second the motion to do a lot more games per match. Doing 50 games is just flipping a coin. I needed to do 1000 games to get any reasonable distinction between test algorithms.
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