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Can clearInterval() be called inside setInterval()?
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Yes you can. You can even test it:
var i = 0;
var timer = setInterval(function() {
console.log(++i);
if (i === 5) clearInterval(timer);
console.log('post-interval'); //this will still run after clearing
}, 200);
In this example, this timer clears when i reaches 5.
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What does LINQ return when the results are empty
...n assure you that the mentioned error is not equal to object reference not set to an instance of an object.
in conclusion no, it won't return null since null can't say sequence contains no elements it will always say object reference not set to an instance of an object ;)
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JPanel Padding in Java
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Set an EmptyBorder around your JPanel.
Example:
JPanel p =new JPanel();
p.setBorder(new EmptyBorder(10, 10, 10, 10));
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Why does this method print 4?
...etails regarding why cnt = 4, and why cnt varies so widely among different settings. I will attempt to fill that void here.
Let
X be the total stack size
M be the stack space used when we enter main the first time
R be the stack space increase each time we enter into main
P be the stack space ne...
How to comment in Vim's config files: “.vimrc”?
...le quote to start the comment and without the closing quote.
Example:
set cul "Highlight current line
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How to get a specific “commit” of a gem from github?
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And setting the github default source to https with that: git_source(:github) do |repo_name| repo_name = "#{repo_name}/#{repo_name}" unless repo_name.include?("/") "https://github.com/#{repo_name}.git" end
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How can I retrieve the remote git address of a repo?
... get-url command:
git remote get-url origin
(nice pendant of git remote set-url origin <newurl>)
See commit 96f78d3 (16 Sep 2015) by Ben Boeckel (mathstuf).
(Merged by Junio C Hamano -- gitster -- in commit e437cbd, 05 Oct 2015)
remote: add get-url subcommand
Expanding insteadOf...
Spring Boot - inject map from application.yml
...ame}, description=${project.description}}}
There are various options for setting a prefix, controlling how missing properties are handled, etc. See the javadoc for more information.
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C# member variable initialization; best practice?
...eld initializers cannot) - i.e.
[DefaultValue("")]
public string Foo {get;set;}
public Bar() { // ctor
Foo = "";
}
Other than that, I tend to prefer the field initializer syntax; I find it keeps things localized - i.e.
private readonly List<SomeClass> items = new List<SomeClass>();...
Best practices for using Markers in SLF4J/Logback
...mind. You are "rather referring to the more general level of how would one set up logging around using markers consistently." So let's address that:
MDC is for slicing and dicing, and Markers are for filtering. These activities are carried out during testing and in production. As such, you need to ...