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How do I speed up the gwt compiler?
...comfortable truth: GWT compiler performance is really lousy. You can use some hacks here and there, but you're not going to get significantly better performance.
A nice performance hack you can do is to compile for only specific browsers, by inserting the following line in your gwt.xml:
<define...
Only read selected columns
Can anyone please tell me how to read only the first 6 months (7 columns) for each year of the data below, for example by using read.table() ?
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Why is there no logical xor in JavaScript?
... logical XOR operator. Mainly because it's not useful. Bitwise XOR is extremely useful, but in all my years of programming I have never needed a logical XOR.
If you have two boolean variables you can mimic XOR with:
if (a != b)
With two arbitrary variables you could use ! to coerce them to boole...
final keyword in method parameters [duplicate]
I often encounter methods which look like the following:
10 Answers
10
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c# datatable to csv
Could somebody please tell me why the following code is not working. The data is saved into the csv file, however the data is not separated. It all exists within the first cell of each row.
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Filter Java Stream to 1 and only 1 element
I am trying to use Java 8 Stream s to find elements in a LinkedList . I want to guarantee, however, that there is one and only one match to the filter criteria.
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git - diff of current changes before committing
...s the job. Staging area is the data from which the next commit will be formed by git commit.
P. S. Good reading (IMO) for Git beginners:
https://git-scm.com/book/en/v2 (most chapters; it explains the model behind Git and answers most of typical questions)
and then immediately http://gitready.com...
Java SimpleDateFormat(“yyyy-MM-dd'T'HH:mm:ss'Z'”) gives timezone as IST
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You haven't set the timezone only added a Z to the end of the date/time, so it will look like a GMT date/time but this doesn't change the value.
Set the timezone to GMT and it will be correct.
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM...
Is it possible to view RabbitMQ message contents directly from the command line?
Is it possible to view RabbitMQ message contents directly from the command line?
6 Answers
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How to determine if Javascript array contains an object with an attribute that equals a given value?
... answer is from 2011, before browsers had widely supported array filtering methods and arrow functions. Have a look at CAFxX's answer.
There is no "magic" way to check for something in an array without a loop. Even if you use some function, the function itself will use a loop. What you can do is br...