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Get the last inserted row ID (with SQL statement) [duplicate]
I want to get the new created ID when you insert a new record in table.
3 Answers
3
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Get specific ArrayList item
...ayList API doc.
Please always refer API documentation .. it helps
Your call will looklike following :
mainList.get(3);
Here is simple tutorial for understanding ArrayList with Basics :) :
http://www.javadeveloper.co.in/java/java-arraylist-tutorial.html
...
How to create named and latest tag in Docker?
...uilt that image using a Dockerfile and executing docker build and by providing a tag using the -t parameter.
6 Answers
...
Android AlertDialog Single Button
...veButton("OK", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int id) {
//do things
}
});
AlertDialog alert = builder.create();
alert.show();
...
Array slicing in Ruby: explanation for illogical behaviour (taken from Rubykoans.com)
...ce returns an array, relevant source documentation from Array#slice:
* call-seq:
* array[index] -> obj or nil
* array[start, length] -> an_array or nil
* array[range] -> an_array or nil
* array.slice(index) -> obj...
System.currentTimeMillis() vs. new Date() vs. Calendar.getInstance().getTime()
... setTimeInMillis(System.currentTimeMillis());
}
so it already automatically does what you suggest. Date's default constructor holds this:
public Date() {
this(System.currentTimeMillis());
}
So there really isn't need to get system time specifically unless you want to do some math with it...
Default implementation for Object.GetHashCode()
... {
public class Object {
[MethodImpl(MethodImplOptions.InternalCall)]
internal static extern int InternalGetHashCode(object obj);
public virtual int GetHashCode() {
return InternalGetHashCode(this);
}
}
}
InternalGetHashCode is mapped to an Obje...
Why is whitespace sometimes needed around metacharacters?
...is a list of characters that separate tokens in BASH. These characters are called metacharacters and they are |, &, ;, (, ), <, >, space and tab. On the other hand, curly braces ({ and }) are just ordinary characters that make up words.
Omitting the second space before } will do, since &a...
“Debug certificate expired” error in Eclipse Android plugins
...he Android SDK generates a debug signing certificate for you in a keystore called debug.keystore. The Eclipse plug-in uses this certificate to sign each application build that is generated.
Unfortunately a debug certificate is only valid for 365 days. To generate a new one you must delete the exis...
Preloading images with JavaScript
...
In my case it was useful to add a callback to your function for onload event:
function preloadImage(url, callback)
{
var img=new Image();
img.src=url;
img.onload = callback;
}
And then wrap it for case of an array of URLs to images to be preloa...