Categories
Mastering Development System & Network

Print to Remote Printer while on VPN – Zentyal/Ubuntu

I have trouble configuring this correctly. i Have a Zentyal Server running, here i installed a VPN Server and the connection works. (Home–>Office Zentyal) i can reach my Database in MSSQL-Server in Docker…just that you can have a View of the Setup. The Connection works as said, when im at home and connect the VPN […]

Categories
Mastering Development

Python Code to only print letters that start with an A

I have to print words from an array that only start with A. w = [“Algorithm”, “Logic”, “Filter”, “Software”, “Network”, “Parameters”, “Analyze”, “Algorithm”, “Functionality”, “Viruses”] for i in range (len(w)): if(w == “A”): print(w[i]) ‘# print (w[i].upper())’ The output should be: Algorithm Analyze Algorithm I am confused on how you would get a word that […]

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Development Linux

VLC error on opening a folder in menu in Linux Mint

In Linux Mint 19.3 MATE 64 bit, a click on any item from Menu (Computer, Home Folder, Network, Desktop, Trash) opens a VLC window, with or without error message inside it). This happens when click Dropbox in the status bar, too. One error is: Your input can’t be opened: VLC is unable to open the […]

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Development Linux Ubuntu

18.04: Dual display malfunction on Thinkpad T460, works OK w/ Windows 10

I have a Thinkpad T460 (Intel® Core i5-6300U CPU @ 2.40GHz × 4; Intel® HD Graphics 520 (Skylake GT2); Gnome 3.28.2) with dual boot (Ubuntu + Windows-10) and dual display (2nd screen via HDMI to a Samsung HDTV). Dual display works fine with Windows-10. With Ubuntu 18.04.4 LTS (64bit; kernel 5.3.0-28-generic #30~18.04.1-Ubuntu), dual display is […]

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Development System & Network

Docker’s default namespace configuration

Every container created by Docker is automatically placed into new PID, network, mount, UTS and IPC namespace User namespace is applied system-wide via the docker daemon Is Cgroup namespace also part of docker’s default configuration?

Categories
Cryptocurrency Development Ethereum

eth.getBalance(eth.accounts[0]) Shows me 0 balance

I am using geth on windows with 1.9.10 version. I used geth –rinkeby –rpc –rpcapi=”personal,eth,network,web3,net” command for launch my geth. I am on the Rinkeby testnet, i already transfer 3 ether through https://faucet.rinkeby.io/, to my 0xf80a5cd42ff3a5d154399c83376ce99323e3ff69 address. And on etherscan it also shows me that transaction has been done. But when I tried to see […]

Categories
Cryptocurrency Development Ethereum

eth.getBalance(eth.accounts[0]) Shows me 0 balance

I am using geth on windows with 1.9.10 version. I used geth –rinkeby –rpc –rpcapi=”personal,eth,network,web3,net” command for launch my geth. I am on the Rinkeby testnet, i already transfer 3 ether through https://faucet.rinkeby.io/, to my 0xf80a5cd42ff3a5d154399c83376ce99323e3ff69 address. And on etherscan it also shows me that transaction has been done. But when I tried to see […]

Categories
Cryptocurrency Development Ethereum

eth.getBalance(eth.accounts[0]) Shows me 0 balance

I am using geth on windows with 1.9.10 version. I used geth –rinkeby –rpc –rpcapi=”personal,eth,network,web3,net” command for launch my geth. I am on the Rinkeby testnet, i already transfer 3 ether through https://faucet.rinkeby.io/, to my 0xf80a5cd42ff3a5d154399c83376ce99323e3ff69 address. And on etherscan it also shows me that transaction has been done. But when I tried to see […]

Categories
Cryptocurrency Development Ethereum

eth.getBalance(eth.accounts[0]) Shows me 0 balance

I am using geth on windows with 1.9.10 version. I used geth –rinkeby –rpc –rpcapi=”personal,eth,network,web3,net” command for launch my geth. I am on the Rinkeby testnet, i already transfer 3 ether through https://faucet.rinkeby.io/, to my 0xf80a5cd42ff3a5d154399c83376ce99323e3ff69 address. And on etherscan it also shows me that transaction has been done. But when I tried to see […]

Categories
Cryptocurrency Development Ethereum

eth.getBalance(eth.accounts[0]) Shows me 0 balance

I am using geth on windows with 1.9.10 version. I used geth –rinkeby –rpc –rpcapi=”personal,eth,network,web3,net” command for launch my geth. I am on the Rinkeby testnet, i already transfer 3 ether through https://faucet.rinkeby.io/, to my 0xf80a5cd42ff3a5d154399c83376ce99323e3ff69 address. And on etherscan it also shows me that transaction has been done. But when I tried to see […]