Version history
Practical UNIX Linux
64
ASO score
Text
79/100
Reviews
50/100
Graphic
60/100
Other
0/100
App Rating
2.2
Votes
106
App Age
15y 7m
Last Update
Sep 05, 2025
Compare with Category Top Apps
|
Metrics
|
Current App
|
Category Top Average
|
Difference
|
|---|---|---|---|
|
Rating
|
2.26
|
4.6
|
-51%
|
|
Number of Ratings (Voted)
|
97
|
269.8K
|
-100%
|
|
App Age
|
15y 7m
|
6y 4m
|
+144%
|
|
Price
|
$3
|
$0
|
|
|
In-app Purchases Price
|
$0
|
$45
|
|
|
Update Frequency
|
99d
|
45d
|
+122%
|
|
Title Length
|
20
|
26
|
-23%
|
|
Subtitle Length
|
24
|
28
|
-14%
|
|
Description Length
|
2 417
|
2 877
|
-16%
|
|
Number of Screenshots
|
2379
|
1180
|
+102
%
|
|
Size
|
2MB
|
220MB
|
-99
%
|
Category Ranking in United States
7 days
Last 7 days
Last 30 days
Last 90 days
Last 180 days
Last year
| Top | Dec 06, 2025 | Dec 13, 2025 |
|---|---|---|
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No results were found!
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| Top | Dec 06, 2025 | Dec 13, 2025 |
|---|---|---|
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No results were found!
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| Top | Dec 06, 2025 | Dec 13, 2025 |
|---|---|---|
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No results were found!
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| Top | Dec 06, 2025 | Dec 13, 2025 |
|---|---|---|
|
No results were found!
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Ranking Keywords in United States
| Keywords | App Rank |
|---|
Analyze this and other apps using Asolytics tools
Text ASO
Title
(
Characters:
20
of 30
)
Practical UNIX Linux
Subtitle
(
Characters:
24
of 30
)
Best Selling UNIX Guide!
Description
(
Characters:
2417
of 4000
)
Best Seller UNIX/Linux Reference since 2010 for both students and working adults! Now, with updated content for 2026, Air Print and iOS Light and Dark modes.
#1 Guide in Operating Systems > Unix / Linux
#1 College OS Guide
Making First Steps (passwd, su)
Logging Out, Shell (exit, Ctrl-d)
Special Characters (Ctrl-c, Ctrl-h, Ctrl-d)
Metacharacters (?, *, [])
Environment (env)
How To Change Environment Variables (.profile, .login)
Navigating The File System (absolute, relative paths)
How To Use Paths I (pwd, cd)
How To Use Paths II (cd ..)
Files and Directories - Part I (ls, ls -l)
Files and Directories - Part II(ls -al)
Files and Directories - Part III (ls -R)
Permissions - Part I (id)
Permissions - Part II (rwx-)
Permissions - Part III (how to read)
Permissions - Part IV (chmod)
Viewing Files (more, cat, head, tail)
Searching in Files - Part I (grep options)
Searching in Files - Part II (grep examples)
Renaming Files (mv)
Copying Files (cp)
Deleting Files (rm)
Links (ln)
Compare Files (diff)
Compare Directories (dircmp)
Creating Directories (mkdir)
Finding Files and Directories (find)
Create and Edit Files With vi - Part I
Create and Edit Files With vi - Part II (insert mode)
Create and Edit Files With vi - Part III (searching)
Create and Edit Files With vi - Part IV (editing)
Create and Edit Files With vi - Part V (deleting)
Create and Edit Files With vi - Part VI (saving)
Create and Edit Files With vi - Part VII (line-edit mode)
Printing Files (lp, lpr)
Archiving Files (tar)
Transferring Files Between Computers (nslookup, ping)
Telnet
FTP - Part I (connecting)
FTP - Part II (transferring files)
More UNIX Commands (uname, arch)
Date and Time (date, cal)
Find Out About Other Users - Part I (who)
Find Out About Other Users - Part II (finger)
History
Disk Space (df, du, gzip, gunzip)
Memory (free, uptime)
Processes (Jobs) - Part I (ps)
Processes (Jobs) - Part II (ps -ef, kill, fuser)
Processes (Jobs) - Part III (at)
Electronic Mail - Part I (elm)
Electronic Mail - Part II (command mode)
Advanced UNIX - Redirection Part I (>, >>)
Advanced UNIX - Redirection Part II (|)
Practical sed and awk - Part I (sed)
Practical sed and awk - Part II (sed example)
Practical sed and awk - Part III (sed example)
Practical sed and awk - Part IV (awk)
Practical sed and awk - Part V (awk example)
The best way to learn UNIX and Linux for all.
Designed for all devices, full support for Air Print.}
Read more
Other
Additional Information
Version history
16
Sep 05, 2025
Performance and usability improvements.
4.9.0
Mar 26, 2021
底部第二个菜单每日秒杀下线，替换成找课，后续查找自己喜欢的课程更方便，赶紧升级体验吧！
本次更新：
1、底部第二个菜单由每日秒杀替换为找课，后续寻找课程更方便
2、学习页新增教育资讯版块，与千万书友一起共读最新教育信息
3、App其他性能优化，给你更好的学习体验