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CMS Drupal Mastering Development

upload image error “An Ajax http request terminated abnormally..” on Google Chrome

My website i use Drupal 7.69 I use Google Chrome Version 83.0.4103.61 (Official Build) (64-bit) when upload image it’s show https://ibb.co/wR0wVr0 And click “Remove” https://ibb.co/M9rj222 But i use Safari not have error.

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CMS Drupal Mastering Development

How to apply HTML IDs to field output results in Views

Im trying to build a block for tb_megamenu of a view of items of a certain content type. I want to use some javascript so that when the end user hovers over a title then associated content appears on the right hand side. Ive got the javascript/jquery functionality working by attaching a library to the […]

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User Help Web Apps

Google Sheets TIMEVALUE can’t parse time string

=TIMEVALUE(“14:15:30″) returns a #VALUE! error “TIMEVALUE parameter ’14:15:30′ cannot be parsed to date/time”. I searched the web for a bit, and according to some people the time string may use wrong delimiters. But I get the same error if I change all : to .. Not even Google’s support page explain this behavior, and all […]

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Ask Engineering

Oscillator made from an RC network

I would like to understand how the oscillator of this PWM controller works, and what would happen if I do not apply an RC network but directly a PWM signal generated from a microcontroller for example. It is indicated into the datasheet (https://www.ti.com/lit/ds/symlink/uc3845.pdf?ts=1590914073928) that the capacitor is charged from the reference voltage Vref until the […]

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Ask Engineering

Can i use welding cable as primary coil for Tesla coil?

I am trying to make DRSSTC (see NOTE1) and struggle to find copper tube for my Tesla coil, so I’m looking for other stuff that I can use for the primary coil. Now I think, can I use welding cable like Lincoln Moswell welding cable 35mm as the primary coil? I want to use this […]

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Database Development

Need help with the following SQL query

I need help with the following output. Tried case, Distinct, Group By, failed. Join might help, but still couldn’t write a query with join.

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Abuse and Spam

http://www.maxbodydev.com/renegade-keto/

to encourage control weight reduction through way of way of limiting sugar longings and smothering to allow sentiment of totality this maker affirms this the weight reduction supplement sources changed favorable circumstances the ones typify nonstimulants normal segments renegade ketoout any segment results sedate markdown in sugar inclination and save midsection feeling whole ramifications for […]

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Ask Chemistry

Comparing $\ce{PPh3}$ and dppe

The ligands $\ce{PPh3}$ and dppe (dppe = 1,2-Bis(diphenylphosphino)ethane) are both strong field ligands, but is one obviously a stronger field ligand than the other or are they roughly equal? The reason why I ask this question as I am researching into $\ce{NiCl2(PPh3)2}$ and $\ce{NiCl2(dppe)}$ and I trying to find another other reasons for the geometry […]

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Cryptocurrency Ethereum Mastering Development

Function withdrawReward “The transaction has been reverted to the initial state”

Dear colleagues of the Ethereum environment, I’m learning to code Solidity in a intermediate level. Trying to adapt existing old 0.4.19 contract for a experiment of crypto-investment fund. I have a problem when calling the withdrawReward function. Solidity 0.6.8 compiling in Remix. The contract hast a first function “requestWithdraw” that puts the token-shares in hold: […]

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Cryptocurrency Ethereum Mastering Development

message signing and verification for micropayment channel

I am writing a micropayment channel for ERC20 Token, but I have pasted here a small signature verification code which is not working. The transaction doesn’t succeeds. I have to use web3py to send signed messages to verification to the contract.. Here is the piece of code to sign message and then sign transaction. signature […]