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User Help Web Pro

Would a two word domain name with a shared letter between the words be treated the same for SEO as the fuller name?

I found a domain name (2 words) that is not available. Then I found almost the same domain name with a slight difference, the last letter of the first word is the same of the first letter of the second word. Ex : jamessecret.com (not available) jamesecret.com (available) In terms of SEO, is it seen […]

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Ask Games RPG Games

Can the spell immovable object be used to carry very heavy things?

The spell immovable object from Explorer’s Guide to Wildemount (pg. 187) says: You touch an object that weighs no more than 10 pounds and cause it to become magically fixed in place. You and the creatures you designate when you cast this spell can move the object normally. […] […] a creature can use an […]

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Ask Chemistry

What is an alternate way of preparing a sodium hydrogen phosphate/sodium dihydrogen phosphate buffer through titrating an acid with a strong base?

So my friend and I are stumped. This is in the context of achieving the sodium hydrogen phosphate/sodium dihydrogen phosphate buffer by titrating the acid with a strong base. My friend says the answer would be H3PO4 + Na3PO4. In my case, I’d think that sodium hydrogen phosphate would be the acid (but I genuinely […]

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Cryptocurrency Ethereum Mastering Development

Does every solidity contract need to be migrated individually in truffle?

I have a .sol file with an ERC20 token and 3 "contracts" (The token interface, safemath and TestToken). In my migrations folder, do I need to do a separate migration file for each of the contracts? Or is a truffle migration done per .sol file for all of the contracts collectively? TestToken.sol pragma solidity ^0.5.0; […]

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Cryptocurrency Ethereum Mastering Development

Solidity-how to transfer ether from an account to a smart contract as deposit

I just started to learn Solidity. In the SimpleAution contract, there are two functions, bid() and withdraw(), the former iniating a bid, transfering some ethers to the contract as deposit, the later refund the biders. Their codes as follow, function bid(uint bidAmount) public payable { require(now <= auctionEndTime); require(bidAmount > highestBid); /// require(msg.value == bidAmount); […]

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Linux Mastering Development

What does ‘ls | sort file.txt’ do?

I am just learning about shell commands; more specifically, I am learning about pipe. Right now I cannot tell the difference between the following commands: ls | sort file.txt and sort file.txt. Apparently, there is supposed to be a difference. Please can someone explain what is happening?

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Linux Mastering Development

Home directory in two locations taking double space on disk?

So the issue started when thunderbird tried to compact emails but failed and prompted that not enough disk space. That was weird message since my linux mint is installed on 64GB ssd. So I did a disk usage analysis and found that my home directory is accounted twice. Once in media/… and the other time […]

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Linux Mastering Development

Bash scripting test that a datetime is in the past?

I’m writing a bash shell script one of whose arguments is a datetime. What’s the best way to check if that date is in the past (or a certain amount of time in the past (e.g. “this was at least 3 days ago?”)). bash v4, Ubuntu Linux 18.04+, standard FLOSS tools from apt-get.

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Linux Mastering Development

tp-link Archer T4U make error (kali linux)

I followed steps from tp-link and get this error when i type: $make . . . make[3]: *** [/usr/src/linux-headers-5.7.0-kali1-common/scripts/Makefile.build:272: /home/arishat/file/T4Uv3_WiFi_linux_v5.3.1_beta/os_dep/osdep_service.o] Error 1 make[2]: *** [/usr/src/linux-headers-5.7.0-kali1-common/Makefile:1745: /home/arishat/file/T4Uv3_WiFi_linux_v5.3.1_beta] Error 2 make[1]: *** [/usr/src/linux-headers-5.7.0-kali1-common/Makefile:180: sub-make] Error 2 make[1]: Leaving directory ‘/usr/src/linux-headers-5.7.0-kali1-686-pae’ make: *** [Makefile:1998: modules] Error 2 i also tried to download compat-wireless from here : https://mirror2.openwrt.org/sources/ and […]

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Linux Mastering Development

Utility to print a separator onto screen

Often when I’m working on a terminal I’ll print out config files using cat to read them. After my terminal becomes full and I’m scrolling back it becomes hard to distinguish various blocks of text. It would be useful if one could insert a colored line by running a command to serve as a demarcator. […]