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Passing a std::array of unknown size to a function

...ctor, as suggested in the comments to the question): template<std::size_t SIZE> void mulArray(std::array<int, SIZE>& arr, const int multiplier) { for(auto& e : arr) { e *= multiplier; } } Here is a live example. ...
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How do I search for an object by its ObjectId in the mongo console?

...est.find() // no criteria { "_id" : ObjectId("4ecc05e55dd98a436ddcc47c"), "x" : 1 } > db.test.find({"_id" : ObjectId("4ecc05e55dd98a436ddcc47c")}) // explicit { "_id" : ObjectId("4ecc05e55dd98a436ddcc47c"), "x" : 1 } > db.test.find(ObjectId...
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When do I use the PHP constant “PHP_EOL”?

When is it a good idea to use PHP_EOL ? 19 Answers 19 ...
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How to set or change the default Java (JDK) version on OS X?

... First run /usr/libexec/java_home -V which will output something like the following: Matching Java Virtual Machines (3): 1.8.0_05, x86_64: "Java SE 8" /Library/Java/JavaVirtualMachines/jdk1.8.0_05.jdk/Contents/Home 1.6.0_65-b14-462, x86_64: "Java SE...
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node.js require all files in a folder?

.... Working example of a loader: var normalizedPath = require("path").join(__dirname, "routes"); require("fs").readdirSync(normalizedPath).forEach(function(file) { require("./routes/" + file); }); // Continue application logic here ...
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How can I expand the full path of the current file to pass to a command in Vim?

...ught me here, this should be the chosen answer. – doc_id Mar 2 '13 at 1:15 add a comment  |  ...
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Arduino 101 实验09 - PWM 电机调速 · App Inventor 2 中文网

...驱动模块接外部电池盒能彻底解决。 固件:.ino 里把 PWM_MOTOR 设为 ENABLED,其余 DISABLED。 三、界面组件 组件 命名 关键属性 按钮 按钮_启停 文本「启动」 ...
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Managing constructors with many parameters in Java

...er the following example public class StudentBuilder { private String _name; private int _age = 14; // this has a default private String _motto = ""; // most students don't have one public StudentBuilder() { } public Student buildStudent() { return new Student...
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add column to mysql table if it does not exist

... Note that INFORMATION_SCHEMA isn't supported in MySQL prior to 5.0. Nor are stored procedures supported prior to 5.0, so if you need to support MySQL 4.1, this solution isn't good. One solution used by frameworks that use database migrations is...
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How to write the Fibonacci Sequence?

... now be 1, and b will also be 1, (0 + 1) and usage: for index, fibonacci_number in zip(range(10), fib()): print('{i:3}: {f:3}'.format(i=index, f=fibonacci_number)) prints: 0: 0 1: 1 2: 1 3: 2 4: 3 5: 5 6: 8 7: 13 8: 21 9: 34 10: 55 (For attribution...