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Insert a line at specific line number with sed or awk
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sed -e '8iProject_Name=sowstest' -i start using GNU sed
Sample run:
[root@node23 ~]# for ((i=1; i<=10; i++)); do echo "Line #$i"; done > a_file
[root@node23 ~]# cat a_file
Line #1
Line #2
Line #3
Line #4
Line #5
Line #6
Line #7
Line #8
Line #9
Line #10
[root@node23 ~]# sed -e '3ixxx inse...
docker error: /var/run/docker.sock: no such file or directory
... using boot2docker as every command passed into the boot2docker VM runs as root by default.
You're seeing the error when you're running as sudo because sudo doesn't have the DOCKER_HOST env set, only your user does.
You can confirm this by doing a:
$ env
Then a
$ sudo env
And looking for DOC...
Unable to execute dex: GC overhead limit exceeded in Eclipse
...art eclipse
The same eclipse.ini file will be located in Eclipse in this root path of eclipse itself like:
C:\Users\username\Downloads\adt-bundle-windows-x86_64-20140702\eclipse\eclipse.ini
The same file will be located in android studio project:-
C:\Users\username\AppData\Local\Android\sdk\to...
how to use adb command to push a file on device without sd card
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Can we do this without rooting the phone?
– Jacob
Jan 10 '15 at 20:54
2
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How to configure Ruby on Rails with no database?
...o current need for a database. I know I could create an empty database in MySQL and go from there, but does anyone know a better way to run Rails without a database?
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Downloading images with node.js [closed]
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@Gofilord its download the image to your root directory.
– dang
Mar 30 '16 at 12:58
5
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ab load testing
...how everything performs together: including complex PHP code, and multiple MySQL queries...
For example here is the results of testing a fresh install of Wordpress on the same system and WAMP environment (I'm using WampDeveloper, but there are also Xampp, WampServer, and others)...
Requests per se...
How to get the CPU Usage in C#?
... ManagementObjectSearcher
(@"\\"+ selectedServer +@"\root\CIMV2",
"SELECT * FROM Win32_PerfFormattedData_PerfOS_Processor WHERE Name=\"_Total\"");
ManagementObjectCollection collection = searcher.Get();
ManagementObject queryObj = collection.Cast&...
How to print an exception in Python?
...eption:
logging.exception("An exception was thrown!")
Output:
ERROR:root:An exception was thrown!
Traceback (most recent call last):
File ".../Desktop/test.py", line 4, in <module>
1/0
ZeroDivisionError: division by zero
Notes:
the function logging.exception() should only be ...
Splitting string into multiple rows in Oracle
I know this has been answered to some degree with PHP and MYSQL, but I was wondering if someone could teach me the simplest approach to splitting a string (comma delimited) into multiple rows in Oracle 10g (preferably) and 11g.
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