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Android canvas draw rectangle
...android.view.View;
public class DrawView extends View {
Paint paint = new Paint();
public DrawView(Context context) {
super(context);
}
@Override
public void onDraw(Canvas canvas) {
paint.setColor(Color.BLACK);
paint.setStrokeWidth(3);
...
How to convert comma-delimited string to list in Python?
...
>>> some_string='A,B,C,D,E'
>>> new_tuple= tuple(some_string.split(','))
>>> new_tuple
('A', 'B', 'C', 'D', 'E')
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How to convert current date into string in java?
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String date = new SimpleDateFormat("dd-MM-yyyy").format(new Date());
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Difference between applicationContext.xml and spring-servlet.xml in Spring Framework
...ication, e.g may be swing app)
private static ApplicationContext context = new ClassPathXmlApplicationContext("test-client.xml");
context.getBean(name);
No need of web.xml. ApplicationContext as container for getting bean service. No need for web server container.
In test-client.xml there can be ...
How to get Resource Name from Resource id
...:
to get string like radio1:
getResources().getResourceEntryName(int resid);
to get string like com.sample.app:id/radio1:
getResources().getResourceName(int resid);
In Kotlin Now :
val name = v.context.resources.getResourceEntryName(v.id)
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Should IBOutlets be strong or weak under ARC?
...ple is for IBOutlets to be strong unless weak is specifically needed to avoid a retain cycle. As Johannes mentioned above, this was commented on in the "Implementing UI Designs in Interface Builder" session from WWDC 2015 where an Apple Engineer said:
And the last option I want to point out is t...
AttributeError(“'str' object has no attribute 'read'”)
...l = function(e) {
var $elem = $('.new-login-left'),
docViewTop = $window.scrollTop(),
docViewBottom = docViewTop + $window.height(),
...
CSS /JS to prevent dragging of ghost image?
... onmousedown/up handler. I decided to revise my answer for simplicity. The new one-liner should work fine; just tested in FF, Safari, Chrome, IE8/10.
– Beejor
Dec 3 '16 at 2:39
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Convert Newtonsoft.Json.Linq.JArray to a list of specific object type
I have the following variable of type {Newtonsoft.Json.Linq.JArray} .
6 Answers
6
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What are the best practices for using a GUID as a primary key, specifically regarding performance?
...rimary Key. Honestly, I haven't seen any problem, but I'm about to start a new application and I still want to use the GUIDs as the Primary Keys, but I was thinking of using a Composite Primary Key (The GUID and maybe another field.)
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