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Set a default font for whole iOS app?
...
Swift 5
Base on Fábio Oliveira's answer (https://stackoverflow.com/a/23042694/2082851), I make my own swift 4.
In short, this extension exchanges default functions init(coder:), systemFont(ofSize:), boldSystemFont(ofSize:), italicSystemFont(ofSize:) with my custom ...
Terminating a script in PowerShell
...rocess and gives the underlying operating system the specified exit code.
https://msdn.microsoft.com/en-us/library/system.environment.exit%28v=vs.110%29.aspx
[Environment]::Exit(1)
This will allow you to exit with a specific exit code, that can be picked up from the caller.
...
How do you get the current time of day?
...w.ToString("h:mm:ss tt") gives it to you as a string.
DateTime reference: https://msdn.microsoft.com/en-us/library/system.datetime
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What is an efficient way to implement a singleton pattern in Java? [closed]
...ent and difficult to understand why it is necessary.
For details : http://www.cs.umd.edu/~pugh/java/memoryModel/DoubleCheckedLocking.html
Now we are sure about evil thread but what about the cruel serialization? We have to make sure even while de-serialiaztion no new object is created
class Foo i...
Expanding a parent to the height of its children
...give max-contentfor parent's height.
.parent{
height: max-content;
}
https://jsfiddle.net/FreeS/so4L83wu/5/
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What is an example of the simplest possible Socket.io example?
...gt;<button>Send</button>
</form>
<script src="https://cdn.socket.io/socket.io-1.2.0.js"></script>
<script src="https://code.jquery.com/jquery-1.11.1.js"></script>
<script>
$(function () {
var socket = io();
$('form...
How do you create a toggle button?
...solid 2px #eaeaea;
border-right: solid 2px #eaeaea;
}
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<a id="button" title="button">Press Me</a>
Obviously, you can add background images that represent button up and button ...
Effective way to find any file's Encoding
... most non ASCII sequences in codepages other that UTF8 are not valid UTF8. https://stackoverflow.com/a/4522251/867248 explains the tactic in more details.
using System; using System.IO; using System.Text;
// Using encoding from BOM or UTF8 if no BOM found,
// check if the file is valid, by reading...
Vim search and replace selected text
...passed the visual block through a string escape function
" Based on this - https://stackoverflow.com/questions/676600/vim-replace-selected-text/677918#677918
function! GetVisual() range
" Save the current register and clipboard
let reg_save = getreg('"')
let regtype_save = getregtype('"')
le...
What are good uses for Python3's “Function Annotations”
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AssertionError: Var: y Value: 31.1 Test: is_int
Also see http://www.python.org/dev/peps/pep-0362/ for a way to implement type checking.
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