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Save bitmap to location
I am working on a function to download an image from a web server, display it on the screen, and if the user wishes to keep the image, save it on the SD card in a certain folder. Is there an easy way to take a bitmap and just save it to the SD card in a folder of my choice?
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How do I call a dynamically-named method in Javascript?
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Since this post is from '09 you probably know this by now, but you're creating an array, then assigning to the array's properties (not indexes). You might as well do var dyn_functions = {}; so you don't needlessly create an array... this isn't ...
How do synchronized static methods work in Java and can I use it for loading Hibernate entities?
...en this would happen anyway in the DB, because the RDBMS will prevent them from inserting half information from A and half from B at the same time. The result will be the same but only 5 times ( or more ) slower.
Probably it could be better to take a look at the "Transactions and Concurrency" chapt...
Java: Why is the Date constructor deprecated, and what do I use instead?
I come from the C# world, so not too experienced with Java yet. I was just told by Eclipse that Date was deprecated:
14 A...
How to delete multiple buffers in Vim?
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:3,5bd[elete]
Will delete buffer range from 3 to 5 .
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Python 3 turn range to a list
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You can just construct a list from the range object:
my_list = list(range(1, 1001))
This is how you do it with generators in python2.x as well. Typically speaking, you probably don't need a list though since you can come by the value of my_list[i] mor...
A numeric string as array key in PHP
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No; no it's not:
From the manual:
A key may be either an integer or a string. If a key is the standard representation of an integer, it will be interpreted as such (i.e. "8" will be interpreted as 8, while "08" will be interpreted as "08"...
How to disable / enable dialog negative positive buttons?
...m not sure how I am going to set the positivebutton to disable or enable from that listener? What is the reference for the positive and negative buttons?
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Node.js - use of module.exports as a constructor
....width, 2);
}
}
export default Square;
Using it in ES6
import Square from "./square";
// ...
When using a class, you must use the new keyword to instatiate it. Everything else stays the same.
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When using Spring Security, what is the proper way to obtain current username (i.e. SecurityContext)
...yContextHolder under the hood but abstracts away that singleton-like class from my code. I've found no way to do this other than rolling my own interface, like so:
public interface SecurityContextFacade {
SecurityContext getContext();
void setContext(SecurityContext securityContext);
}
No...