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Development Linux

getting disk space usage other than shell command and other than df

How or from where does df get its information? I am writing a C program and I want I need to know the root / filesystem size, amount used, and amount or percent free. Anyone would normally just do df -h Filesystem Size Used Avail Use% Mounted on /dev/sdc2 550G 168G 355G 33% / udev […]

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Development

How to find google sheets pivot table’s colum header?

I have a pivot table in google sheets which uses “shirts names” as it’s columns headers, “people names” as it’s rows headers. The value should be different in every cell – The sheet gets info about a person and which shirt did he take. In the pivot-table’s cell aligned with the person’s name, and the […]

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Development Linux

Bash Shell script to check mount points on server is only displaying name and not all arguments

I am using below script to Check mount points on the server : https://github.com/echocat/nagios-plugin-check_mountpoints/blob/master/check_mountpoints.sh But the output is only displaying Filesystem name : OK: all mounts were found (/opt/xyz /opt/xyz MOUNTS/xyz /MOUNTS/xyz/xyz-pdf /MOUNTS/xyz ) Whereas I want complete arguments example : Filesystem , Used , Available , Capacity ….. Can someone please guide .Tried with […]

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Development

Symfony 4 -> How can i get the image string inside of ArrayCollection?

What i´m doing wrong? Can any one help me pls? This is my form <form class=”fullwidth floatleft” method=”POST”> <div class=”add1″> <p class=”big txtbold txtyellow”>DADOS PRODUTO</p> <p class=”txtgray”>Campos com * são obrigatórios</p> <div class=”input-col floatright borderblack select”> </div> <div class=”input-col floatleft cb”> </div> <div class=”input-col floatright cb”> <a href=”#” class=”proximo center borderyellow txtyellow to_step2 mgtopPlustInd”>CONTINUAR</a> </div> […]

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Development Linux Plugins Ubuntu

Landscape script “update_security_db.sh” doen’t run after uprgade

After a dist-upgrade to Ubuntu 18.04.3 LTS, followed by an update from Landscape 18.xx to 19.10 the update_security_db.sh script doesn’t run anymore. Servername is all lowercase and hasn’t been changed. /var/log/landscape-server/update-security-db.log says: Nov 20 11:41:03 update-security-db ERR Traceback (most recent call last): Nov 20 11:41:03 update-security-db ERR File “./process-usns”, line 7, in <module> Nov 20 […]

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Bitcoin Cryptocurrency Development

why is bitcoind daemon occasionally stuck at `Opening LevelDB in …/.bitcoin/chainstate`despite clean shutdown

My bitcoind daemon sometimes takes an hour to go past Opening LevelDB in …/.bitcoin/chainstate After googling a bit, i thought it was simply an unclean daemon stop causing a leveldb corruption. But then this happened again this week despite having been stopped correctly (as indicated by Shutdown: done log entries). I was using systemctl stop, […]

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Development Python

Convert the values in tuples from unicode to string, when the tuples are in a list of a list in Python 2.7

How can I convert the values in tuples from unicode to string, when the tuples are in a list of a list in Python 2.7 Here is an example for the same – From unicode_list=[[(u’Mr.’, u’UNK’), (u’Vinken’, u’UNK’), (u’is’, u’UNK’), (u’chairman’, u’UNK’), (u’of’, u’UNK’), (u’Elsevier’, u’UNK’), (u’N.V.’, u’UNK’), (u’,’, u’UNK’), (u’the’, u’UNK’), (u’Dutch’, u’UNK’), (u’publishing’, […]

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Development

How to arrange array of object with specific order

I have an array of objects, each object has a “condition” property. It can either be a single value string ex “Original”, or a multiple comma separated values string ex “Original, Brand new”. [ {id: 1, condition: “Original”}, {id: 2, condition: “Original, Used”}, {id: 3, condition: “Used”}, {id: 4, condition: “After market”}, {id: 5, condition: […]

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Development

dplyr – compare grouped variables to a subset of grouped variables

Let’s say I have a table of purchases in a long format. It looks something like: purchases = data.frame( Item = c(“Bike”, “Bike”, “Bike”, “Bike”, “Car”, “Car”, “Car”, “Car”), Variable = c(“Age”, “Age”, “Price”, “Price”, “Age”, “Age”, “Price”, “Price”), Value = c(“New”, “Used”, “Full”, “Discount”, “New”, “Used”, “Discount”, “Discount”) ) I want to see the […]