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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...
Type erasure techniques
...tion) §25.3, states:
Variants of the technique of using a single runt-time representation for values of a number of types and relying on the (static) type system to ensure that they are used only according to their declared type has been called type erasure.
In particular, no use of virtual f...
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 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...
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.
share
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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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Set timeout for ajax (jQuery)
Sometimes success function works good, sometimes not.
4 Answers
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Socket send函数和recv函数详解以及利用select()函数来进行指定时间的阻塞 ...
Socket send函数和recv函数详解以及利用select()函数来进行指定时间的阻塞int send( SOCKET s, const char FAR *buf, int len, int flags ); 不论是客户还是服务器应用程序都用send函数来向TCP连接的...int send( SOCKET s, const char FAR *buf, int len, int flags );
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How to make the python interpreter correctly handle non-ASCII characters in string operations?
I have a string that looks like so:
11 Answers
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How does the HyperLogLog algorithm work?
I've been learning about different algorithms in my spare time recently, and one that I came across which appears to be very interesting is called the HyperLogLog algorithm - which estimates how many unique items are in a list.
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