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How to upload, display and save images using node.js and express [closed]
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First of all, you should make an HTML form containing a file input element. You also need to set the form's enctype attribute to multipart/form-data:
<form method="post" enctype="multipart/form-data" action="/upload">
<in...
What are the special dollar sign shell variables?
... $3, ... are the positional parameters.
"$@" is an array-like construct of all positional parameters, {$1, $2, $3 ...}.
"$*" is the IFS expansion of all positional parameters, $1 $2 $3 ....
$# is the number of positional parameters.
$- current options set for the shell.
$$ pid of the current shell (...
Check list of words in another string [duplicate]
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@Ockonal: and if you want to check that all words from that list are inside the string, just replace any() above with all()
– Nas Banov
Jul 17 '10 at 23:23
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How do I get the directory that a program is running from?
... When I see code that looks at /proc part of me dies a little. All the world is not Linux, and even on that one platform /proc should be considered subject to change from version to version, arch to arch, etc.
– asveikau
Jan 28 '10 at 0:29
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How do you find the current user in a Windows environment?
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The extra information with all the environment variables makes this a wonderful extended answer.
– bballdave025
May 21 at 19:32
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Read environment variables in Node.js
...bles per project:
Create a .env file under the project directory and put all of your
variables there.
Add this line in the top of your application entry file:
require('dotenv').config();
Done. Now you can access your environment variables with process.env.ENV_NAME.
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Django 1.7 throws django.core.exceptions.AppRegistryNotReady: Models aren't loaded yet
...1.4, not in 1.5, and not in 1.7. If you had it in there, it was added manually by someone - it is not added by django-admin startproject.
– wim
Oct 11 '16 at 16:54
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Why does the MongoDB Java driver use a random number generator in a conditional?
...k && Math.random() <= 0.1)
return res;
The commit that originally introduced this logic had
if (_ok == true) {
_logger.log( Level.WARNING , "Server seen down: " + _addr, e );
} else if (Math.random() < 0.1) {
_logger.log( Level.WARNING , "Server seen down: " + _addr );
}
—a...
Can I get JSON to load into an OrderedDict?
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I am perplexed. The docs say the object_pairs_hook gets called for each literal that gets decoded into pairs. Why doesn't this create a new OrderedDict for each record in the JSON?
– Tim Keating
Apr 25 '14 at 19:33
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How to check if a user likes my Facebook Page or URL using Facebook's API
...xample, the act of liking a Page or checking in to a Place cannot automatically register or enter a promotion participant." - facebook.com/promotions_guidelines.php
– Chris Jacob
May 18 '11 at 1:25
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