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C++ Best way to get integer division and remainder
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On m>x m>86 the remainder is a by-product of the division itself so any half-decent compiler should be able to just use it (and not perform a div again). This is probably done on other architectures too.
Instruction: DIV src
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How to convert a Java 8 Stream to an Array?
...es in an integer (the size) as argument, and returns a String[], which is em>x m>actly what (one of the overloads of) new String[] does.
You could also write your own IntFunction:
Stream<String> stringStream = ...;
String[] stringArray = stringStream.toArray(size -> new String[size]);
The pu...
Best practice to validate null and empty collection in Java
I want to verify whether a collection is empty and null . Could anyone please let me know the best practice.
9 Answers
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How do I position one image on top of another in HTML?
...;
}
.image1 {
position: relative;
top: 0;
left: 0;
border: 1pm>x m> red solid;
}
.image2 {
position: absolute;
top: 30pm>x m>;
left: 30pm>x m>;
border: 1pm>x m> green solid;
}
<div class="parent">
<img class="image1" src="https://placehold.it/50" />
<img class="image2"...
Looping through a hash, or using an array in PowerShell
I'm using this (simplified) chunk of code to em>x m>tract a set of tables from SQL Server with BCP .
7 Answers
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What is the tilde (~) in the enum definition?
...nary one's complement operator -- it flips the bits of its operand.
~0 = 0m>x m>FFFFFFFF = -1
in two's complement arithmetic, ~m>x m> == -m>x m>-1
the ~ operator can be found in pretty much any language that borrowed syntam>x m> from C, including Objective-C/C++/C#/Java/Javascript.
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How to modify list entries during for loop?
...a list comprehension instead, with slice assignment if you need to retain em>x m>isting references to the list.
a = [1, 3, 5]
b = a
a[:] = [m>x m> + 2 for m>x m> in a]
print(b)
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Error installing libv8: ERROR: Failed to build gem native em>x m>tension
...I try to run 'gem install therubyracer' I get "Failed to build gem native em>x m>tension." error
– sim>x m>ty4bit
Jan 14 '15 at 3:45
1
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Scroll Element into View with Selenium
Is there any way in either Selenium 1.m>x m> or 2.m>x m> to scroll the browser window so that a particular element identified by an m>X m>Path is in view of the browser? There is a focus method in Selenium, but it does not seem to physically scroll the view in FireFom>x m>. Does anyone have any suggestions on how to do...