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How do you divide each element in a list by an int?
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@AndrewCox I prefer map (coming from a non python background). List comprehension seems to be cleaner to me too, so you should probably go with that.
– Dogbert
Nov 23 '11 at 15:46
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What is a Question Mark “?” and Colon “:” Operator Used for? [duplicate]
...the only ternary operator, just the most common one.
Here's a good example from Wikipedia demonstrating how it works:
A traditional if-else construct in C, Java and JavaScript is written:
if (a > b) {
result = x;
} else {
result = y;
}
This can be rewritten as the following statement:
r...
How to hash some string with sha256 in Java?
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You could also read the source code from the library and copy its code!
– Olav Grønås Gjerde
May 10 '16 at 10:11
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':app:lintVitalRelease' error when generating signed apk
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I have faced same issue when creating signed apk from android studio. I just change little bit change on build.gradle file inside android {}
lintOptions {
checkReleaseBuilds false
abortOnError false
}
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How can I truncate a double to only two decimal places in Java?
...es ( I mean for the calculation and just to do truncate without Rounding).
From the How to round a number to n decimal places in Java link
private static BigDecimal truncateDecimal(double x,int numberofDecimals)
{
if ( x > 0) {
return new BigDecimal(String.valueOf(x)).setScale(numbe...
Configure Microsoft.AspNet.Identity to allow email address as username
... and was easy to use. I enjoyed using the configuration website accessible from VS for it..
– The Muffin Man
Jan 19 '14 at 1:46
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Converting an integer to a string in PHP
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You can use the strval() function to convert a number to a string.
From a maintenance perspective its obvious what you are trying to do rather than some of the other more esoteric answers. Of course, it depends on your context.
$var = 5;
// Inline variable parsing
echo "I'd like {$var} waf...
How to display a list inline using Twitter's Bootstrap
...want to display a list inline using Bootstrap. Is there a class I can add from Bootstrap to achieve this?
9 Answers
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JavaScript loop through json array?
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"id" : "1",
"msg" : "hi",
"tid" : "2013-05-05 23:35",
"fromWho": "hello1@email.se"
},
{
"id" : "2",
"msg" : "there",
"tid" : "2013-05-05 23:45",
"fromWho": "hello2@email.se"
}];
You can loop over the Array like this:
for(var i = 0; i < json.length; i++)...
How do you append an int to a string in C++? [duplicate]
...ng places or passing it around, and doing this frequently, you may benefit from overloading the addition operator. I demonstrate this below:
#include <sstream>
#include <iostream>
using namespace std;
std::string operator+(std::string const &a, int b) {
std::ostringstream oss;
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