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Delete multiple records using REST
...ill think a single resource, at the specified URL, is being deleted. Query strings are opaque parts of the URL to these devices, so it doesn't matter how you specify your API, they are not privy to this knowledge so cannot behave differently.
– Nicholas Shanks
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How to scale threads according to CPU cores?
...d run() {
// do one task
}
});
or
Future<String> future = pool.submit(new Callable<String>() {
public String call() throws Exception {
return null;
}
});
future.get(); // Will block till result available
This is a lot ...
Android - Set fragment id
...
You can't set a fragment's ID programmatically.
There is however, a String tag that you can set inside the FragmentTransaction which can be used to uniquely identify a Fragment.
As Aleksey pointed out, you can pass an ID to FragmentTransaction's add(int, Fragment) method. However, this does ...
Why is Dictionary preferred over Hashtable in C#?
...r in which items were added)
SortedDictionary - items automatically sorted
StringDictionary - strongly typed and optimized for strings
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Local Storage vs Cookies
...a
Expiration dates
Cons
Each domain stores all its cookies in a single string, which can make
parsing data difficult
Data is unencrypted, which becomes an issue because... ... though
small in size, cookies are sent with every HTTP request Limited size
(4KB)
SQL injection can be performed from a ...
How to remove a directory from git repository?
...Remove duplicated directory"
git push origin <your-git-branch> (typically 'master', but not always)
Remove directory from git but NOT local
As mentioned in the comments, what you usually want to do is remove this directory from git but not delete it entirely from the filesystem (local)
In ...
PostgreSQL Autoincrement
...other integer data type, such as smallint.
Example :
CREATE SEQUENCE user_id_seq;
CREATE TABLE user (
user_id smallint NOT NULL DEFAULT nextval('user_id_seq')
);
ALTER SEQUENCE user_id_seq OWNED BY user.user_id;
Better to use your own data type, rather than user serial data type.
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In javascript, is an empty string always false as a boolean?
...this behavior:
ToBoolean
The result is false if the argument is the empty String (its length is zero);
otherwise the result is true
Quote taken from http://www.ecma-international.org/publications/files/ECMA-ST/Ecma-262.pdf
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How to get only time from date-time C# [closed]
...ns for this:
DateTime dt = DateTime.Parse("6/22/2009 07:00:00 AM");
dt.ToString("HH:mm"); // 07:00 // 24 hour clock // hour is always 2 digits
dt.ToString("hh:mm tt"); // 07:00 AM // 12 hour clock // hour is always 2 digits
dt.ToString("H:mm"); // 7:00 // 24 hour clock
dt.ToString("h:mm tt"); // 7...
SQL DROP TABLE foreign key constraint
If I want to delete all the tables in my database like this, will it take care of the foreign key constraint? If not, how do I take care of that first?
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