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In a Bash script, how can I exit the entire script if a certain condition occurs?
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@CMCDragonkai, usually any non-zero code will work. If you don't need anything special, you can just use 1 consistently. If the script is meant to be run by another script, you may want to define your own set of status code with particular mea...
Why and when to use Node.js? [duplicate]
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It's evented asynchronous non-blocking I/O build ontop of V8.
So we have all the performance gain of V8 which is the Google JavaScript interpreter. Since the JavaScript performance race hasn't ended yet, you can expect Google to constantly update performance on V8 (for free).
We have non-blocking...
Anatomy of a “Memory Leak”
... seen is in Chapter 7 of the free Foundations of Programming e-book.
Basically, in .NET a memory leak occurs when referenced objects are rooted and thus cannot be garbage collected. This occurs accidentally when you hold on to references beyond the intended scope.
You'll know that you have leaks w...
How to use multiple AWS Accounts from the command line?
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Maybe it still help someone. You can set it manually.
1) Set in file
~/.aws/credentials
this
[default]
aws_access_key_id={{aws_access_key_id}}
aws_secret_access_key={{aws_secret_access_key}}
[{{profile_name}}]
aws_access_key_id={{aws_access_key_id}}
aws_secret_access...
How do I run a Node.js application as its own process?
.../bin
Environment=NODE_ENV=production
WorkingDirectory=/var/www/myapp
[Install]
WantedBy=multi-user.target
Note if you're new to Unix: /var/www/myapp/app.js should have #!/usr/bin/env node on the very first line.
Copy your service file into the /etc/systemd/system folder.
Tell systemd about the ...
What is the current state of the art in HTML canvas JavaScript libraries and frameworks? [closed]
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You can also see it in action in this design editor, which it was originally created for.
Edit: The project is now available on github (open-sourced under MIT License)
To get started, check out:
Demos (simple & complex, with code to show how they're done)
Fabric.js presentation at FalsyVa...
How to define optional methods in Swift protocol?
...an take advantage of powerful generics system.
You can always be sure that all requirements are met when encountering types that conform to such protocol. It's always either concrete implementation or default one. This is how "interfaces" or "contracts" behave in other languages.
Disadvantages
F...
Cross Browser Flash Detection in Javascript
... Same here, SWFObject works great for me as well (used to be called FlashObject, but Adobe threw a hissy fit)
– davr
Oct 1 '08 at 20:00
17
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Do I use , , or for SVG files?
...svgprimer.html#SVG_in_HTML
If you use <object> then you get raster fallback for free*:
<object data="your.svg" type="image/svg+xml">
<img src="yourfallback.jpg" />
</object>
*) Well, not quite for free, because some browsers download both resources, see Larry's suggesti...
Java Mouse Event Right Click
...s.
How to detect right-click event for Mac OS
BUTTON3 is the same across all platforms, being equal to the right mouse button. BUTTON2 is simply ignored if the middle button does not exist.
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