MOPS has been built, but during testing executing make getinfo under the litecoin-testnet-box directory returns the following information: Error: Command line contains unexpected token getinfo , see litecoind -h for a list of options I think lit...
what is the relationship between BIP32 Extended Public Key and Pubic Key? Can you change it? for example: BIP32 Extended Public Key: xpub69RogXjzChBZoR8iyx4YoSgFcECGTDM8vV28YAnFHXYpNCxuphieARWjPk4Yd4EvPsugHAcgYS8E3o2fftsFaPVuMc6f48fRuhr7GkRQz3M P...
if an array is defined in the smart contract, and the append method. So to read the latest value of this array, do you need to traverse the relevant transactions in the entire block chain and read out all the append (and possibly delete) to finally get ...
if an array is defined in the smart contract, and the append method. So to read the latest value of this array, do you need to traverse the relevant transactions in the entire block chain and read out all the append (and possibly delete) to finally get t...
now we need to implement h5 with an immersive status bar, but now it is impossible to achieve the effect by embedding it in app. Check the document and package h5 into app with hybrid alone, but this is not suitable for the project. Is there any other wa...
I want to make a page where WeChat Mini Programs guides users to download APP. I use wx.previewImage, but there is no option to identify the QR code. ...
problem description start Times error mysql ERROR 2002 (HY000): Can t connect to local MySQL server through socket var lib mysql mysql.sock (2) there are no sock files in other directories find -name "* .sock " run chrony chronyd.soc...
the meaning of the grom tag in the ORM library of Go is shown in the screenshot below: question: 1, varchar and size:100 what s the difference? 2, gorm: "- " what does it mean to ignore this field? ...
for(var i=0;i<10;iPP){ fnArr[i]=(function(){ var n=i; return function(){ return n } })(); } for(var i=0;i<10;iPP){ (function(){ var n=i; fnArr[i]=function(){ retur...