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Hidden Features of Xcode
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Switch to Header/Source File
Option ⌥ Command ⌘ Up Arrow ↑
View > Switch to Header/Source File
Switches between the .m and .h files.
In Xcode 4 this is ctrl Command ⌘ Up Arrow ↑
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PostgreSQL function for last inserted ID
... column name of course.
This will be for the current session / connection
http://www.postgresql.org/docs/8.3/static/functions-sequence.html
How do you display a Toast from a background thread on Android?
...instance, you can use simple helper-class instead, see here: stackoverflow.com/a/18280318/1891118
– Oleksii K.
Aug 28 '13 at 9:27
5
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How to change the opacity (alpha, transparency) of an element in a canvas element after it has been
...Alpha = 0.4;
ctx.drawImage(img, x, y);
ctx.restore()
};
img.src = "http://...";
Notes:
Set the 'src' last, to guarantee that your onload handler is called on all platforms, even if the image is already in the cache.
Wrap changes to stuff like globalAlpha between a save and restore (in fa...
Convert System.Drawing.Color to RGB and Hex Value
...r. You can see it here.
– aloisdg moving to codidact.com
Jun 14 '16 at 19:59
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JavaScriptSerializer - JSON serialization of enum as string
...d many others not handled by the built in .net serializers. Here is a link comparing features and functionalities of the serializers.
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Finding the max/min value in an array of primitives using Java
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Using Commons Lang (to convert) + Collections (to min/max)
import java.util.Arrays;
import java.util.Collections;
import org.apache.commons.lang.ArrayUtils;
public class MinMaxValue {
public static void main(String[] args) ...
Bootstrap 3 collapsed menu doesn't close on click
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136
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Automatic TOC in github-flavoured-markdown
...reated two options to generate a toc for github-flavored-markdown:
DocToc Command Line Tool (source) requires node.js
Installation:
npm install doctoc
Usage:
npx doctoc . to add table of contents to all markdown files in the current and all sub directories.
DocToc WebApp
If you want to try it...
oh-my-zsh slow, but only for certain Git repo
..."main" project, everything is slow. What I mean is that every time I run a command - ls , for example - there's about a five-second delay between the time the command is executed and the time I can use the terminal again.
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