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NPM modules won't install globally without sudo
...ou're concerned, check the bin, and scripts properties in the package.json file of the app you're installing first.
In general, it's safest to:
(a) Place $HOME/bin last in your path so system commands are not superseded.
(b) don't include "." or any relative path in your $PATH so you don't accide...
CSS force image resize and keep aspect ratio
...DXImageTransform.Microsoft.AlphaImageLoader(src='path_relative_to_the_HTML_file', sizingMethod='scale')";
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E11000 duplicate key error index in mongodb mongoose
...ment makes sense. Dropped indexes will be rebuilt once again by the Schema file when the server is restarted. Also, it worked.
– retr0
Jan 7 '19 at 10:02
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Effective method to hide email from spam bots
...his is the method I used, with a server-side include, e.g. <!--#include file="emailObfuscator.include" --> where emailObfuscator.include contains the following:
<!-- // http://lists.evolt.org/archive/Week-of-Mon-20040202/154813.html -->
<script type="text/javascript">
function...
node.js hash string?
...
Take a look at crypto.createHash(algorithm)
var filename = process.argv[2];
var crypto = require('crypto');
var fs = require('fs');
var md5sum = crypto.createHash('md5');
var s = fs.ReadStream(filename);
s.on('data', function(d) {
md5sum.update(d);
});
s.on('end', fun...
MYSQL OR vs IN performance
... What MySQL engine was it and did you clear MySQL buffers and OS file caches in between the two queries?
– dabest1
Dec 7 '11 at 1:09
2
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Can bash show a function's definition?
...
Use type. If foobar is e.g. defined in your ~/.profile:
$ type foobar
foobar is a function
foobar {
echo "I'm foobar"
}
This does find out what foobar was, and if it was defined as a function it calls declare -f as explained by pmohandras.
To print out just the body ...
detect key press in python?
... "To avoid depending on X, the Linux parts reads raw device files (/dev/input/input*) but this requries root."
– jrouquie
Aug 6 '18 at 13:39
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Which exception should I raise on bad/illegal argument combinations in Python?
... example:
$ python -c 'print(sum())'
Traceback (most recent call last):
File "<string>", line 1, in <module>
TypeError: sum expected at least 1 arguments, got 0
Our junior dev just found this page in a google search for "python exception wrong arguments" and I'm surprised that the o...
Cannot insert explicit value for identity column in table 'table' when IDENTITY_INSERT is set to OFF
...hen first run this query on SQL server and Update your entity model (.edmx file) and build your project and this error will be resolved
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