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Getting and removing the first character of a string
...ht back" "r" "ight back"
[[3]]
[1] "at yah" "a" "t yah"
Now, we can use the trusty sapply + [ method to pull out the desired substrings.
myFirstStrings <- sapply(myStrings, "[", 2)
myFirstStrings
[1] "h" "r" "a"
mySecondStrings <- sapply(myStrings, "[", 3)
mySecondStrings
[...
How to update SQLAlchemy row entry?
... Thanks for the link, after i spent the whole day searching, i know my problem is with db.session.commit(), it doesn't persist the changes in console as it should, i found similar questions but provided answers didn't work for me, in the actual web app it's even worse! the changes doesn't...
How to generate the “create table” sql statement for an existing table in postgreSQL
....generate_create_table_statement(character varying)
OWNER TO postgres;
Now you can, for example, make the following query
SELECT * FROM generate_create_table_statement('.*');
which results like this:
CREATE TABLE public.answer ( ...
What is the difference between UTF-8 and Unicode?
...e the most common forms of this mapping; ISO-8859-1 and ISO-8859-15 (also known as ISO-Latin-1, latin1, and yes there are two different versions of the 8859 ISO standard as well).
But that's not enough when you want to represent characters from more than one language, so cramming all available char...
What’s the best RESTful method to return total number of items in an object?
...
@bzim You would know there is a next page to fetch because there is a link with rel="next".
– Darrel Miller
Sep 15 '10 at 11:00
...
How to create REST URLs without verbs?
... - when you discuss your application with end users (those who presumably know little about programming) what are the words they themselves use repeatedly?
Those are the words you should be designing your application around.
If you haven't yet had this conversion with prospective users - stop ever...
What's the difference between io.sockets.emit and broadcast?
...oadcast.emit('BroadCastExceptMe',{data:"HAVE A NICE DAY"});
Conclusion:- Now it will totally depends our business requirement that which one will be preferable.
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Accept server's self-signed ssl certificate in Java client
...ctory(sc.getSocketFactory());
} catch (GeneralSecurityException e) {
}
// Now you can access an https URL without having the certificate in the truststore
try {
URL url = new URL("https://hostname/index.html");
} catch (MalformedURLException e) {
}
Note that I do not recommend the Option #...
How can I prevent the textarea from stretching beyond his parent DIV element? (google-chrome issue o
...loppy code block here, but I had to show you what's important and I don't know how to insert quoted CSS code on this website. In any case, to ensure you see what I'm talking about, the important CSS is less indented here...
What I then did (as shown here) is very specifically tweak the percentages ...
Adding up BigDecimals using Streams
... map it to a Stream<BigDecimal> and then reduce it to a BigDecimal.
Now, from an OOP design point I would advice you to also actually use the total() method, which you have already defined, then it even becomes easier:
List<Invoice> invoiceList = new ArrayList<>();
//populate
Big...