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When do you use map vs flatMap in RxJava?
...em, just throw it with a Non checked exception : RX will call the onError handler for you.
Observable.from(jsonFile).map(new Func1<File, String>() {
@Override public String call(File file) {
try {
return new Gson().toJson(new FileReader(file), Object.class);
} ...
Counting Chars in EditText Changed Listener
...ct I have an EditText . I want to count the characters in the EditText , and show that number it in a TextView . I have written the following code and it works fine. However, my problem is when I click Backspace it counts up, but I need to decrement the number. How can I consider Backspace ?
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Convert varchar to uniqueidentifier in SQL Server
...have to agree. The obvious thing is to put the hyphens in the right places and you're ready to go! Sorry!
– Fabio Milheiro
Apr 14 '11 at 18:21
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Optimum way to compare strings in JavaScript? [duplicate]
... Unfortunately, stringCompare is not reliable. Opera, IE, Firefox, Chrome and Safari all return 1 for 'dog'.localeCompare('cat'), which is to be expected, and -1 when you reverse the caller and the argument. BUt capital letters behave oddly- 'dog'.localeCompare('Dog') Of the browsers I tested,...
Gmail Error :The SMTP server requires a secure connection or the client was not authenticated. The s
...in from different time zone or IP Address Computer. Your production server and the mail id you have used both are in different time zone. Choose either of these two solutions:
1) Log in to production server via remote access, and sign in to gmail once with your credentials. They will ask for the co...
What is the difference between “INNER JOIN” and “OUTER JOIN”?
Also how do LEFT JOIN , RIGHT JOIN and FULL JOIN fit in?
27 Answers
27
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Move window between tmux clients
I'm just learning tmux and I have no experience with screen. I'm wondering if I can move a window in one tmux client to another tmux client. I want to move my IRC client to a new window on my screen.
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MySQL - How to select data by string length
...HAR_LENGTH() will return the number of characters.
– András Szepesházi
Nov 1 '11 at 14:59
4
sel...
How to get the current loop index when using Iterator?
I am using an Iterator to iterate through a collection
and I want to get the current element's index.
12 Answers
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How can I convert bigint (UNIX timestamp) to datetime in SQL Server?
...if you try to translate June 10th during February.
– Andomar
May 25 '10 at 12:07
11
-1 for the UT...