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print call stack in C or C++
...= 0; i < n; ++i) {
my_func_1(1); // line 28
my_func_1(2.0); // line 29
}
}
Unfortunately, it seems to be a more recent addition, and the package libboost-stacktrace-dev is not present in Ubuntu 16.04, only 18.04:
sudo apt-get install libboost-stacktrace-dev
g++ -fno-pie -...
Link to the issue number on GitHub within a commit message
... message to reference an issue without closing it.
With new GitHub issues 2.0 you can use these synonyms to reference an issue and close it (in your commit message):
fix #xxx
fixes #xxx
fixed #xxx
close #xxx
closes #xxx
closed #xxx
resolve #xxx
resolves #xxx
resolved #xxx
You can also substitut...
How do you check that a number is NaN in JavaScript?
...NaN() docs on MDN.
alert ( isNaN('abcd')); // alerts true
alert ( isNaN('2.0')); // alerts false
alert ( isNaN(2.0)); // alerts false
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follo...
What are the differences between Generics in C# and Java… and Templates in C++? [closed]
...t to interoperate with them. This is not that big of a problem, because C# 2.0 binary code is not backwards compatible. The only time this will ever happen is if you're upgrading some old C# 1.0/1.1 code to C# 2.0
Java Generics allow you to declare something like this.
ArrayList<Person> foo = ...
How to change plot background color?
...
The axis_bg axis_bgcolor were deprecated in matplotlib 2.0.0 and removed in matplotlib 2.2.0
– RubenLaguna
Jul 2 '18 at 9:24
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...
Where can I find the “clamp” function in .NET?
...espace e.g.
using Core.ExtensionMethods
int i = 4.Clamp(1, 3);
.NET Core 2.0
Starting with .NET Core 2.0 System.Math now has a Clamp method that can be used instead:
using System;
int i = Math.Clamp(4, 1, 3);
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Sum a list of numbers in Python
...rtunately, dividing an int by a float will produce a float, so we just use 2.0 for our divisor instead of 2.
Thus:
averages = [(x + y) / 2.0 for (x, y) in zip(my_list[:-1], my_list[1:])]
Question 2:
That use of sum should work fine. The following works:
a = range(10)
# [0,1,2,3,4,5,6,7,8,9]
b ...
Precision String Format Specifier In Swift
...ill going to be NSString formatting:
println(NSString(format:"%.2f", sqrt(2.0)))
Extrapolating from python, it seems like a reasonable syntax might be:
@infix func % (value:Double, format:String) -> String {
return NSString(format:format, value)
}
Which then allows you to use them as:
...
Get Android API level of phone currently running my application [duplicate]
...Android 1.6 Donut
5 ECLAIR Android 2.0 Eclair
6 ECLAIR_0_1 Android 2.0.1 Eclair
7 ECLAIR_MR1 Android 2.1 Eclair
8 FROYO Android 2...
What is the difference between Spring, Struts, Hibernate, JavaServer Faces, Tapestry?
...modern, standardized and very nice equivalent of the above frameworks: JSF 2.0 and Facelets for the presentation, JPA 2.0 for the persistence, Dependency Injection, etc. For a new development, this is IMO a serious option, Java EE 6 is a great stack.
See also
Choosing a Java Web Framework now?
Ja...