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Match multiline text using regular expression
I am trying to match a multi line text using java. When I use the Pattern class with the Pattern.MULTILINE modifier, I am able to match, but I am not able to do so with (?m).
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PostgreSQL: Difference between text and varchar (character varying)
...s are needed to check the length, if one is given, and the extra space and time required if padding is needed for char(n).
However, when you only need to store a single character, there is a slight performance advantage to using the special type "char" (keep the double-quotes — they're part of th...
How do you create a dictionary in Java? [closed]
... way, you actually don't need to include <String, String> the second time. You can just do Map<String, String> map = new HashMap<>();
– Samuel Noyes
Apr 6 '16 at 15:12
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Can I have multiple :before pseudo-elements for the same element?
... an element can only have at most one of any kind of pseudo-element at any time. (This means an element can have both a :before and an :after pseudo-element — it just cannot have more than one of each kind.)
As a result, when you have multiple :before rules matching the same element, they will al...
How do I make JavaScript beep?
...I paste this in as a snippet in Chrome developer tools, it works the first time I run it. But subsequent runs fail.
– P i
Jan 1 '16 at 10:58
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Can Selenium Webdriver open browser windows silently in background?
...a disappointment since the Chrome's headless mode achieves > 30% better time than the UI one. The other headless driver PhantomJS delivers 34.92% better than the Chrome's headless mode. Surprisingly for me, the Edge browser beats all of them.
var options = new FirefoxOptions();
options.AddArgum...
How to negate a method reference predicate
In Java 8, you can use a method reference to filter a stream, for example:
12 Answers
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How to get HTTP Response Code using Selenium WebDriver
...s/wws/webpage1.html","initiator":{"type":"other"},"loaderId":"3928.1","wallTime":1.47619492749007E9,"type":"Document","timestamp":20226.652971}}}
{"webview":"3b8eaedb-bd0f-4baa-938d-4aee4039abfe","message":{"method":"Network.responseReceived","params":{"frameId":"3928.1","requestId":"3928.1","re...
Practical example where Tuple can be used in .Net 4.0?
...point - it is more convenient not to make a custom class or struct all the time. It is an improvement like Action or Func... you can make this types yourself, but it's convenient that they exist in the framework.
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How to remove outliers from a dataset
...ice either. Yes, it is not good to remove 'outliers' from the data but sometimes you need the data without outliers for specific tasks. In an statistics assignment I had recently, we had to visualise a set without its outliers to determine the best regression model to use for the data. So there!
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