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What is the difference between packaged_task and async
...nces if you use a rather long function, such as
//! sleeps for one second and returns 1
auto sleep = [](){
std::this_thread::sleep_for(std::chrono::seconds(1));
return 1;
};
Packaged task
A packaged_task won't start on it's own, you have to invoke it:
std::packaged_task<int()> tas...
SQL ON DELETE CASCADE, Which Way Does the Deletion Occur?
...n you try to delete on table BookCourses only the table itself is affected and not on the Courses
follow-up question: why do you have CourseID on table Category?
Maybe you should restructure your schema into this,
CREATE TABLE Categories
(
Code CHAR(4) NOT NULL PRIMARY KEY,
CategoryName VARC...
Can two Java methods have same name with different return types? [duplicate]
...with different return type ? The return type of the methods are different and they are declared with the same method's name.
...
How do I use WebStorm for Chrome Extension Development?
...bs mapping is pretty straightforward in this case and writing this kind of converter should not take more than a day (or several hours for the skilled coder).
If someone goes ahead and implements it, please post the link to the results here.
...
In Intellij, how do I toggle between camel case and underscore spaced?
...p the plugin menu, then press:
5 - To snake_case (or to camelCase) which converts to history_of_present_illness
6 - To hyphen-case (or to snake_case) which converts to history-of-present-illness
To make this easier, you could set up a shortcut at File | Settings | Keymap.
A quick search of th...
Which is faster: while(1) or while(2)?
...
jmp .L2
.seh_endproc
.ident "GCC: (tdm64-2) 4.8.1"
With -O2 and -O3 (same output):
.file "main.c"
.intel_syntax noprefix
.def __main; .scl 2; .type 32; .endef
.section .text.startup,"x"
.p2align 4,,15
.globl main
.def main; .scl 2; ....
Is it more efficient to copy a vector by reserving and copying, or by creating and swapping? [duplic
...answer :(, Can you please edit the post, so that i can remove the downvote and give the upvote?
– Shubham Sharma
Jul 24 at 17:32
...
How do disable paging by swiping with finger in ViewPager but still be able to swipe programmaticall
I have ViewPager and below it I have 10 buttons. By clicking on button, for example #4, the pager goes immediately to page #4 by mPager.setCurrentItem(3); . But, I want to disable the paging by swiping with finger horizontally. Thus, the paging is done ONLY by clicking on the buttons.
So, how I ...
Generating a Random Number between 1 and 10 Java [duplicate]
I want to generate a number between 1 and 10 in Java.
3 Answers
3
...
Inline functions in C#?
How do you do "inline functions" in C#? I don't think I understand the concept. Are they like anonymous methods? Like lambda functions?
...