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Mastering Development

How to match keys from one array to another, and return keys from the other

I have 2 arrays, I would like to use the keys from the 1st array to search for matched keys from the 2nd array and return those keys from the 2nd array. The keys in table 2 do not change, there is a fixed number of 2k. In table 1, the keys change, but are […]

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Ask Biology

Our social status and being prone to internet addiction due to the constant urge to obtain and share new information

Humans, among others, are socially complex animals. Our social status is directly related to our own survival. Therefore, due to its reciprocal effects, sharing is an essential survival tool for any individual that lives in a group. Social animals not just share food, but also gossip, stories and news in general. This is all to […]

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Development

Unable to convert character / factor class into date

I know this question is asked a lot, but I only come to you because I tried everything (including the tips from similar questions that I managed to understand). I have a rather big csv file (> 16 000 rows), with, among others, a “Date” column, containing dates in the following format “01/01/1999”. However, when […]

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Development Linux Ubuntu

NetHogs showing suspicious outgoing traffic to random ports from root on Ubuntu 16.04

Using NetHogs on an Ubuntu 16.04 (web) server, i.e. on a machine where no consumer applications or web browsers are installed, besides traffic that is to be expected (HTTP and SSH) PID USER PROGRAM DEV SENT RECEIVED 5266 www-data /usr/sbin/apache2 eth0 15.142 2.924 KB/sec 4698 <ME> sshd: <ME>@pts/0 eth0 0.899 0.071 KB/sec I’m also seeing […]

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Development

Why do the fields of the last pushed back object into a vector transfer to the other objects of the vector? [closed]

I am a little bit stuck with my code and I am not being able to find out the problem. I hope you can help me. I have 4 Classes: – class BasicModul: it has, among others, one field called modulName. – class DrawingSettings: not relevant at this point – class ModulRepresentation: constructed with a […]

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CMS Development Drupal

Custom compound field with 2 entity_reference fields

I’m trying to create a custom compound field in D8 that, among others, includes an entity_reference to a node and an entity_reference to a taxonomy term. I did follow the answer from this question. This works well for 1 entity_reference field combined with some additional textfields. However, how can I get multiple entity_reference fields in […]

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Development Linux Ubuntu

Screen fezzes after reboot

I have a machine running UBUNTU 18.04 LTS with nvidia-driver 430 already installed. After reboot, I see a purple screen for like 10 seconds after witch the screen becomes black and freezes. After I hit the power button to reboot, among others, the following message appears: [FAILED] Failed to start User Manager for UID 121 […]

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Development Linux Ubuntu

Trouble updating MKVToolnix apt repo on bionic

I used Ubuntu Bionic. I have, among others, the following apt sources configured deb https://mkvtoolnix.download/ubuntu/bionic/ ./ deb-src https://mkvtoolnix.download/ubuntu/bionic/ ./ when I apt-get update, it fails on this repo, telling me: E: The repository ‘https://mkvtoolnix.download/ubuntu/bionic ./ Release’ does not have a Release file. N: Updating from such a repository can’t be done securely, and is therefore […]

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Development

How do I build packages of pyx-files in 64-bit Anaconda?

Installed: Anaconda, 64bit, 2019.10 for Windows. I have a directory with, among others, the following files: saxon-setup.py saxonc.pyx saxoncClasses.pxd As I understand this, I have to process at least the pyx-file in order to be able to add and import the package in Anaconda (and other Python tools)? I’m also assuming that I have to […]

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Development

How to configure LLVM to compile for wasm target without int64?

Suppose I have an intermediate representation .ll file which uses, among others, types of int64. How can I instruct LLVM to compile this .ll file into wasm bytecode that uses int32 variables instead of int64? Is this doable by appropriately setting the data layout?