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How do I access properties of a javascript object if I don't know the names?
...ke this:
for (var key in data) {
console.log(key);
}
This logs "Name" and "Value".
If you have a more complex object type (not just a plain hash-like object, as in the original question), you'll want to only loop through keys that belong to the object itself, as opposed to keys on the object's...
How do I best silence a warning about unused variables?
I have a cross platform application and in a few of my functions not all the values passed to functions are utilised. Hence I get a warning from GCC telling me that there are unused variables.
...
Should I use string.isEmpty() or “”.equals(string)?
...equals(s) is you don't need the null check (equals will check its argument and return false if it's null), which you seem to not care about. If you're not worried about s being null (or are otherwise checking for it), I would definitely use s.isEmpty(); it shows exactly what you're checking, you ca...
Do interfaces inherit from Object class in java
...
Do interfaces inherit from Object class in Java?
No, they don't. And there is no common "root" interface implicitly inherited by all interfaces either (as in the case with classes) for that matter.(*)
If no then how we are able to call the method of object class on interface instance
An ...
Is there any free OCR library for Android? [closed]
I'm looking for a Java OCR that runs on Android, however Asprise doesn't seem to be a platform independent OCR. is there any opensource/free Java OCR I can use for android application development?
...
Screenshot Apps for iPhone simulator [closed]
... from which version of the iOS Simulator is this possible, but it's better and faster!
You can also try cmd+ctrl+C while in the iOS simulator. Then open Preview or an image editing program and try cmd+N (the image is in the clipboard).
Edit: According to apple's new guidelines we need to provide hig...
What does the ng stand for in Angular.js directives
...
The prefix ng stands for "Angular;" all of the built-in directives that ship with Angular use that prefix. Similarly, it is recommended that you do not use the ng prefix on your own directives in order to avoid possible name collisions in fu...
Execute stored procedure with an Output parameter?
... Sql Server Management Studio(SSMS),
select execute stored procedure...
and add values for the input parameters as prompted.
SSMS will then generate the code to run the proc in a new query window, and execute it for you. You can study the generated code to see how it is done.
...
Ordering by specific field value first
...LD(name, "core", "board", "other")
If you only care that "core" is first and the other values don't matter:
SELECT id, name, priority
FROM mytable
ORDER BY FIELD(name, "core") DESC
If you want to sort by "core" first, and the other fields in normal sort order:
SELECT id, name, priority
FROM my...
How to remove a Gitlab project?
...ated several repositories in GitLab. One of those was for testing purposes and has some commits and branches. I want to delete or remove this repository. How can I do this?
...