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Why do we usually use || over |? What is the difference?
... addition, | can be used to perform the bitwise-OR operation on byte/short/int/long values. || cannot.
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Input from the keyboard in command line application
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It's actually not that easy, you have to interact with the C API. There is no alternative to scanf. I've build a little example:
main.swift
import Foundation
var output: CInt = 0
getInput(&output)
println(output)
UserInput.c
#include <stdio.h>
voi...
How do I pass multiple parameters in Objective-C?
...u could write:
- (NSMutableArray*)getBusStops:(NSString*)busStop :(NSSTimeInterval*)timeInterval;
or what you suggested:
- (NSMutableArray*)getBusStops:(NSString*)busStop forTime:(NSSTimeInterval*)timeInterval;
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Unique combination of all elements from two (or more) vectors
...s better than the classic expand.grid function because (1) strings are not converted into factors and (2) the sorting is more intuitive:
library(tidyr)
a <- c("ABC", "DEF", "GHI")
b <- c("2012-05-01", "2012-05-02", "2012-05-03", "2012-05-04", "2012-05-05")
crossing(a, b)
# A tibble: 15 x 2...
Can an abstract class have a constructor?
...lass can have a constructor. Consider this:
abstract class Product {
int multiplyBy;
public Product( int multiplyBy ) {
this.multiplyBy = multiplyBy;
}
public int mutiply(int val) {
return multiplyBy * val;
}
}
class TimesTwo extends Product {
public TimesT...
How can I find the last element in a List?
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If you just want to access the last item in the list you can do
if(integerList.Count>0)
{
var item = integerList[integerList.Count - 1];
}
to get the total number of items in the list you can use the Count property
var itemCount = integerList.Count;
...
How to create a release signed apk file using Gradle?
...he original/default as I use above. They then go on telling you you should convert to the new open PKCS12 format. However, it seem that the Android development tools are not quite ready for this yet, because if you do, you will get the following weird errors:
com.android.ide.common.signing.Keyto...
Can someone explain the right way to use SBT?
...d this will probably require the latest version of SBT. What is the sane point to get started, and why?
I think the sane point is to build immunity to sbt gradually.
Make sure you understand:
scopes format {<build-uri>}<project-id>/config:key(for task-key)
the 3 flavors of settings...
What is the rationale for fread/fwrite taking size and count as arguments?
...story. It would be better to contrast something reading, say, an array of int values, or an array of structures.
– Jonathan Leffler
Nov 17 '08 at 22:22
3
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Can I set an unlimited length for maxJsonLength in web.config?
...a/7207539/1246870
The MaxJsonLength property cannot be unlimited, is an integer property that defaults to 102400 (100k).
You can set the MaxJsonLength property on your web.config:
<configuration>
<system.web.extensions>
<scripting>
<webServices>
...