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Codebales holds an ever growing number of solutions to problems that we have experienced in our day to day code writing
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Andrew Fletcher
•
In Vim, following is an outline of the vi(m) functions you can utilise whilst in command mode - yes they are case sensitive
action
outcome
a
change to insert mode (after cursor)
A
change to insert mode (at end of line)
dd
delete one line
G
go to end of the file
1G
go to top of the file
i
change to insert mode (before cursor)
J
merge next line with this one
p
paste deleted or yanked text after cursor
P
paste deleted or yanked text before cursor
r
replace one...
Andrew Fletcher
•
Find by file name
To perform a find command in terminal use
find / -name...
Andrew Fletcher
•
ERROR Error: Uncaught (in promise): TypeError: undefined is not an object...
Andrew Fletcher
•
Working through an app project I inherited using Ionic, Angular and ngx-leaflet...
Andrew Fletcher
•
The issue
Text through the app is being rendered as
<p>Depletion...
Andrew Fletcher
•
I’m recently doing an IoT project. I wanted to investigate the network layer, and to do so I use Wireshark to capture the network traffic between my iOS apps and IoT hardware.
Let’s see how to start packet sniffing using Wireshark!
Install Wireshark
Wireshark is free and open-source. You can download Wireshark from its official website https://www.wireshark.org/.
Once installed, open Wireshark and run the following command to check the existing interfaces:
ifconfig...
Andrew Fletcher
•
Regular expressions (regex) are extremely useful in extracting information from...
Andrew Fletcher
•
Whilst updating nodejs and npm on a Centos 6 or 7 server running Apache, I...
Andrew Fletcher
•
Recently I had an error with a domain smtp server not recognising port 587....