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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);
} ...
How to determine the current shell I'm working on
...t to actual shell name in csh or tcsh
$ZSH_NAME is set on zsh
ksh has $PS3 and $PS4 set, whereas the normal Bourne shell (sh) only has $PS1 and $PS2 set. This generally seems like the hardest to distinguish - the only difference in the entire set of environment variables between sh and ksh we have i...
Filtering a list of strings based on contents
... edited May 17 at 20:09
wjandrea
12.4k55 gold badges2424 silver badges4747 bronze badges
answered Jan 28 '10 at 7:20
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How do I select a merge strategy for a git rebase?
...xtra options that are understood by the chosen merge strategy.
NB: "Ours" and "theirs" mean the opposite of what they do during a straight merge. In other words, "theirs" favors the commits on the current branch.
share
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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,...
How can I pad an int with leading zeros when using cout
...tput an int with leading zeros, so the value 1 would be printed as 001 and the value 25 printed as 025 . How can I do this?
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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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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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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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