FindOne mongo return null

Node.js
I try to find film and if it doesn't exist yet, add it in database. let film = Films.findOne({ "id" :id }, function(err, doc) { if (err) throw er...
1 year ago

Perl script does not output STDOUT to file when run from cron

Perl
Fairly new to Perl. I have a Perl script on a Linux machine, which has own logfile. Logfile name can change, dependent on data the script is working o...
1 year ago

Perl script giving un predictable results

Perl
I am very new to Perl. I wrote a script to display user name from Linux passwd file. It displays list of user name but then it also display user ids ...
1 year ago

how to add email address to mailchimp list using api call in php

PHP
i am newbie in mailchimp. just now i have created account and got api key. i have gone through their api for adding email address to the list but didn...
1 year ago

python: plot a bar using matplotlib using a dictionary

Python
Is there any way to plot a bar plot using matplotlib using data directly from a dict? My dict looks like this: D = {u'Label1':26, u'Label2': 17, u...
1 year ago

confirmation Email and how to access and alter user's profile fields?

Python
I am following a tutorial and everything is working fine, except being able to access the user's profile fields , and so far i am able to set the 'is...
1 year ago

image crop resize rotate

Java
11 months ago

RGB_LED 2

C
Added and deleted comments. Corrected the RED sequence to start as red.
11 months ago

Scriptpower

PowerShell
9 months ago

Sunrise LED Fader

C++
1 year ago

image file

Other
image file
1 year ago

BRKN CFG

Other
1 year ago

Main thing

Java
rock paper scissors
1 year ago

Lenny

Other
Lenny
1 year ago

fsagsas

C
fds
1 year ago

http://so4m6.com

Gherkin
2GcXHYk4lQZ Grea http://walvv.com/#lf7aDy9yWAwd-svx lf7aDy9yWAwd, 9zBMoJQzK, [url=http://2jx46.com]PzAlCkKQ5[/url], [7BsFJpDAK](http://a09q1.com "7BsF...
1 year ago

HS110 Python

Python
TP-Link HS110 power monitoring with InfluxDB and Grafana
1 year ago

Does_binary_number_of_A_set_bits_divide_by_N

Javascript
Известно, что двоичное число состоит из А единиц и B нулей. Можно ли с уверенность сказать, что некоторое составленное из этих чисел двоичное число д...
1 year ago

I am using the same thing. I am a beautiful person.

Android
1 year ago

Teams

PHP
1 year ago