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Appending to an existing string
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You can use << to append to a string in-place.
s = "foo"
old_id = s.object_id
s << "bar"
s #=> "foobar"
s.object_id == old_id #=> true
share
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improv...
Sequence contains more than one element
...SingleOrDefault" - from what I can gather the OP is looking for a customer id which (I assume) should be unique, therefore, SingleOrDefault is actually more appropriate than FirstOrDefault. Also, this has actually raised a more serious problem with the OP's database design as it shows that it is pos...
How to display gpg key details without importing it?
...output of this summary or a detailed (and very technical) list of the individual OpenPGP packets.
Basic Key Information
For a brief peak at an OpenPGP key file, you can simply pass the filename as parameter or pipe in the key data through STDIN. If no command is passed, GnuPG tries to guess what y...
Git workflow and rebase vs merge questions
...lligent use of interactive rebase and tools like tortoisegit (which allows selection of which commits to include) will help a lot.
– prusswan
Jun 27 '12 at 11:02
8
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Sort objects in an array alphabetically on one property of the array
... least remember the linting thing :)
– Michael Tranchida
May 18 '18 at 22:40
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Difference between RegisterStartupScript and RegisterClientScriptBlock?
...Script method:
<html xmlns="http://www.w3.org/1999/xhtml">
<head id="Head1"><title></title></head>
<body>
<form name="form1" method="post" action="StartupScript.aspx" id="form1">
<div>
<input type="hidden" name="__VIEWSTATE"...
Show/hide 'div' using JavaScript
For a website I'm doing, I want to load one div, and hide another, then have two buttons that will toggle views between the div using JavaScript.
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Why would one use nested classes in C++?
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Nested classes are cool for hiding implementation details.
List:
class List
{
public:
List(): head(nullptr), tail(nullptr) {}
private:
class Node
{
public:
int data;
No...
Input text dialog Android
...like a good opportunity to use an AlertDialog.
As basic as it seems, Android does not have a built-in dialog to do this (as far as I know). Fortunately, it's just a little extra work on top of creating a standard AlertDialog. You simply need to create an EditText for the user to input data, and s...
How do you specify that a class property is an integer?
...rimenting with TypeScript, and in the process of creating a class with an "ID" field that should be an integer, I have gotten a little confused.
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