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How to sort in-place using the merge sort algorithm?
I know the question is not too specific.
10 Answers
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JPA - Returning an auto generated id after persist()
I'm using JPA (EclipseLink) and Spring. Say I have a simple entity with an auto-generated ID:
7 Answers
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How to insert values into C# Dictionary on instantiation?
Does anyone know if there is a way I can insert values into a C# Dictionary when I create it? I can, but don't want to, do
dict.Add(int, "string") for each item if there is something more efficient like:
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How can strings be concatenated?
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The easiest way would be
Section = 'Sec_' + Section
But for efficiency, see: https://waymoot.org/home/python_string/
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Have nginx access_log and error_log log to STDOUT and STDERR of master process
Is there a way to have the master process log to STDOUT STDERR instead of to a file?
6 Answers
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how to log in to mysql and query the database from linux terminal
I am using debian linux.
I have a linux machine on which mysql is install.
I can log in to my linux machine using root user as well as other user.
I can connect to mysql database on linux machine from windows machine using sqlyog.
Now I want to execute queries on linux machine only using linux termi...
How to get UTC time in Python?
I've search a bunch on StackExchange for a solution but nothing does quite what I need. In JavaScript, I'm using the following to calculate UTC time since Jan 1st 1970:
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Uri to default sound notification?
I use the Notification.Builder to build a notification.
Now I want to use the default sound notification with:
7 Answers
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error: use of deleted function
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The error message clearly says that the default constructor has been deleted implicitly. It even says why: the class contains a non-static, const variable, which would not be initialized by the default ctor.
class X {
const int x;
};
Since X::x is const, it must...
Bash/sh - difference between && and ;
I normally use ; to combine more than one command in a line, but some people prefer && . Is there any difference? For example, cd ~; cd - and cd ~ && cd - seems to make the same thing. What version is more portable, e.g. will be supported by a bash-subset like Android's shell ...