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Batch files - number of command line arguments
Just converting some shell scripts into batch files and there is one thing I can't seem to find...and that is a simple count of the number of command line arguments.
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JS: iterating over result of getElementsByClassName using Array.forEach
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No need to convert it to an Array first. Just use [].forEach.call(elsArray, function () {...}).
– kay
Apr 9 '13 at 19:13
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How should I store GUID in MySQL tables?
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You can insert the hyphens when fetching to convert a char(32) to char(36) easily . use the Insert FN of mySql.
– joedotnot
Jan 25 at 8:13
add a...
How to save an HTML5 Canvas as an image on a server?
... context.strokeStyle = 'blue';
context.stroke();
</script>
Convert canvas image to URL format (base64)
var dataURL = canvas.toDataURL();
Send it to your server via Ajax
$.ajax({
type: "POST",
url: "script.php",
data: {
imgBase64: dataURL
}...
How to check if hex color is “too black”?
... the three RGB components individually, and then use a standard formula to convert the resulting RGB values into their perceived brightness.
Assuming a six character colour:
var c = c.substring(1); // strip #
var rgb = parseInt(c, 16); // convert rrggbb to decimal
var r = (rgb >> 16) ...
How are software license keys generated?
... with a known and fixed key (horribly weak, but it serves a purpose), then convert the resulting bytes through Base32 to generate the final key
The application can then reverse this process (base32 to real number, decrypt, decode the points) and then check each of those points is on our secret grap...
How to format an inline code in Confluence?
...stackoverflow inline code
Categories: Formatting
Macro Body Processing: Convert wiki markup to HTML
Output Format: HTML
Template:
## Macro title: Inline Code
## Macro has a body: Y
## Body processing: Convert wiki markup to HTML
## Output: HTML
##
## Developed by: My Name
## Date created: dd/mm/...
Backbone.js: get current route
...bone.history.fragment,
// Get current object of routes and convert to array-pairs
routes = _.pairs(Router.routes);
// Loop through array pairs and return
// array on first truthful match.
var matched = _.find(routes, function(handl...
How can I quantify difference between two images?
...e same size and shape, possibly with different exposure. For simplicity, I convert them to grayscale even if they are color (RGB) images.
You will need these imports:
import sys
from scipy.misc import imread
from scipy.linalg import norm
from scipy import sum, average
Main function, read two im...
Java: Path vs File
...annot. Essentially once you have finished modifying the Path, you'll often convert it toFile() so it can be sent into legacy methods such as a FileInputStream constructor.
– MasterHD
Feb 27 at 13:24
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