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(sudo) tar -xvzf filename

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// using the callback
myContract.methods.myMethod(123).send({from: '0xde0B295669a9FD93d5F28D9Ec85E40f4cb697BAe'}, function(error, transactionHash){
    ...
});

// using the promise
myContract.methods.myMethod(123).send({from: '0xde0B295669a9FD93d5F28D9Ec85E40f4cb697BAe'})
.then(function(receipt){
    // receipt can also be a new contract instance, when coming from a "contract.deploy({...}).send()"
});

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jQuery(document).ready(function(){
  var screenWidth = jQuery(window).width();
  var videoWidth;
  if (screenWidth < 770) {
    if (screenWidth % 2 != 0) {
      videoWidth = screenWidth - 1;
    } else {
      videoWidth = screenWidth;
    }
    videoHeight = videoWidth / 16 * 9;

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// RespGen :: Concurrent HTTP GET Response generator
func RespGen(urls ...string) <-chan *http.Response {
	var wg sync.WaitGroup
	out := make(chan *http.Response)
	wg.Add(len(urls))
	for _, url := range urls {
		go func(url string) {
			req, err := http.NewRequest("GET", url, nil)
			if err != nil {
				panic(err)

emailnjv

npm install -D sass-loader node-sass

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https://ethereum.stackexchange.com/questions/305/what-are-common-pitfalls-or-limitations-when-coding-in-solidity

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rustup override add nightly

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docker logs containername >& logs/myFile.log

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let cells = document.getElementsByClassName("delegate-item");
let returnDelegates = [];
for (let i in cells) {
  let inner_lis = cells[i].getElementsByTagName("li");
  for (let x in inner_lis) {
    let inner = inner_lis.innerHTML.trim();
    if (inner.indexOf("Is public delegate?") > -1) {
      let i_tag = inner_lis[x].getElementsByTagName("i");
      if (i_tag.classList.contains("text-green")) {
        returnDelegates.push(cells[i]);

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query user($uuid: uuid) {
  user(where: { uuid: { _eq: $uuid } }) {
    user2holding: Users_to_Holdings {
      holding_address
      id
      holdings: Holding {
        token_name
        token: Token {
          symbol
          marketData: Market_Data(limit: 1, order_by: { created_at: desc }) {