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Get image data url in JavaScript?
...image.
It would be something like this. I've never written a Greasemonkey script, so you might need to adjust the code to run in that environment.
function getBase64Image(img) {
// Create an empty canvas element
var canvas = document.createElement("canvas");
canvas.width = img.width;
...
Execute Python script via crontab
I'm trying to execute a python script using the Linux crontab. I want to run this script every 10 minutes.
3 Answers
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How to export all collections in MongoDB?
...
I wrote bash script for that. Just run it with 2 parameters (database name, dir to store files).
#!/bin/bash
if [ ! $1 ]; then
echo " Example of use: $0 database_name [dir_to_store]"
exit 1
fi
db=$1
out_dir=$2
if [ ! $ou...
How to get the day of week and the month of the year?
I don't know much about Javascript, and the other questions I found are related to operations on dates, not only getting the information as I need it.
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How do I kill all the processes in Mysql “show processlist”?
...ill them one by one, MySQL does not have any massive kill command. You can script it in any language, for example in PHP you can use something like:
$result = mysql_query("SHOW FULL PROCESSLIST");
while ($row=mysql_fetch_array($result)) {
$process_id=$row["Id"];
if ($row["Time"] > 200 ) {
...
Why {} + {} is NaN only on the client side? Why not in Node.js?
...h use V8.
Here is the basic pipe line of what happens when you eval a JavaScript command with Rhino in the Rhino shell.
The shell runs org.mozilla.javascript.tools.shell.main.
In turn, it calls this new IProxy(IProxy.EVAL_INLINE_SCRIPT); for example, if the code was passed directly with the inlin...
Lock Escalation - What's happening here?
...able (removing a column) in SQL Server 2008, I clicked the Generate Change Script button and I noticed that the change script it generated drops the column, says "go" and then runs an additional ALTER TABLE statement that appears to set the lock escalation for the table to "TABLE". Example:
...
What's a Good Javascript Time Picker? [closed]
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The website (and javascript example) are no longer available. Is there a sample of it anywhere else?
– James Moberg
Mar 8 '14 at 0:48
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Download File Using Javascript/jQuery
...;:
<iframe id="my_iframe" style="display:none;"></iframe>
<script>
function Download(url) {
document.getElementById('my_iframe').src = url;
};
</script>
To force the browser to download a file it would otherwise be capable of rendering (such as HTML or text files), you...
Is there a built-in function to print all the current properties and values of an object?
...
MODULE DOCS
http://www.python.org/doc/current/lib/module-sys.html
DESCRIPTION
This module provides access to some objects used or maintained by the
interpreter and to functions that interact strongly with the interpreter.
Dynamic objects:
argv -- command line arguments; argv...