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Reference assignment operator in PHP, =&
...is unlikely to be. It's the standard way to, for example, make part of one array or object mirror changes made to another, instead of copying the existing data.
It's called assignment by reference, which, to quote the manual, "means that both variables end up pointing at the same data, and nothing ...
How to access a preexisting collection with Mongoose?
...he collection through Mongoose in an express.js application I get an empty array.
6 Answers
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Get the generated SQL statement from a SqlCommand object?
...
@flapper what of a blob field or byte array
– Smith
Jul 25 '16 at 17:09
1
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JPA : How to convert a native query result set to POJO class collection
...> type, Object[] tuple){
List<Class<?>> tupleTypes = new ArrayList<>();
for(Object field : tuple){
tupleTypes.add(field.getClass());
}
try {
Constructor<T> ctor = type.getConstructor(tupleTypes.toArray(new Class<?>[tuple.length]));
retur...
vector::at vs. vector::operator[]
...x is being incremented in complex ways, and continually used to look up an array. In such cases, it's much easier to ensure correct checks using at().
As a real-world example, I have code that tokenises C++ into lexical elements, then other code that moves an index over the vector of tokens. Depe...
Auto-loading lib files in Rails 4
...ny subdirectories of app directory are automatically in the autoload_paths array in Rails 4.2.See edgeguides.rubyonrails.org/…
– Dr.Strangelove
Oct 30 '15 at 8:51
...
How does Facebook disable the browser's integrated Developer Tools?
...e, but this time we get an object. Where the result of the expression, the array [1,2,3,4] is represented as an object with all its properties described.
I recommend trying to evaluate this and that expression, including those that generate errors. It's quite interesting.
Additionally, take a loo...
How to organize a node app that uses sequelize?
...d closely the code, you will see that relations is an Object instead of an Array, so if you want to make more than one associations of the same type (like having two times belongsTo) - you cannot!
Fourth - You don't need that singleton thingy. Every module in nodejs is singleton by itself, so all t...
Expand/collapse section in UITableView in iOS
...dexPath to manually expand or collapse the section it is in.
I'd store an array of booleans corresponding the the "expended" value of each of your sections. Then you could have the tableView:didSelectRowAtIndexPath on each of your custom header rows toggle this value and then reload that specific s...
Why use @PostConstruct?
...rgetInstance) {
Method[] declaredMethods = type.getDeclaredMethods();
Arrays.stream(declaredMethods)
.filter(method -> method.getAnnotation(PostConstruct.class) != null)
.forEach(postConstructMethod -> {
try {
postConstructMethod.setAccessible(true);
...