currency

问题 I am trying to decide which data type shall i use for a financial application. I have read that Double or BigDecimal should be used. And i am confused between them. Any help in this regard will be highly appreciated 回答1: You almost certainly don't want to use floating-point types ( double , float , Double , Float ) to handle monetary amounts, especially if you will be performing computations on them. The main reason for this is that there are many simple-looking numbers that cannot be

问题 I need to format input currency with 2 decimal format example when user enter 2 it looks $2.00 then when when user enter 2 it convert to $22.00 ... etc I approach to something similar , when user enter 2 it convert to $0.02 next 2 will be like this $0.22 any one can help me thank you public class MoneyTextWatcher implements TextWatcher { private final WeakReference<EditText> editTextWeakReference; public MoneyTextWatcher(EditText mEditText) { editTextWeakReference = new WeakReference<EditText

问题 I need help with creating Operator-Overloaded functions please. I tried 2 but I am stuck. (Thank you all for your help last time! I was able to completely finish :] ). Problem 1: The operator+(const Currency &rhs) will add the 2 dollar amounts, but not the 2 cent amounts, though it keeps the cents from one of them. So, 40.20 + 40.20 = 80.20 (40 Dollars and the 20 cents are entered in separately being "int", wrote it as above for readability display purposes...sorry for the confusion!) //

问题 Hey, I currently have a Currency Format method: private string FormatCurrency(double moneyIn) { CultureInfo ci = new CultureInfo("en-GB"); return moneyIn.ToString("c", ci); } I'm looking to adapt this to shorten the string as the currency get's larger. Kind of like how stack overflow goes from 999 to 1k instead of 1000 (or 1.6k instead of 1555). I imagine that this is a relativly easy task however is there any built in function for it or would you just have to manually manipulate the string?

问题 Hey, I currently have a Currency Format method: private string FormatCurrency(double moneyIn) { CultureInfo ci = new CultureInfo("en-GB"); return moneyIn.ToString("c", ci); } I'm looking to adapt this to shorten the string as the currency get's larger. Kind of like how stack overflow goes from 999 to 1k instead of 1000 (or 1.6k instead of 1555). I imagine that this is a relativly easy task however is there any built in function for it or would you just have to manually manipulate the string?

问题 I am using format: type ="$###,###,##0.00" for currency and assigning the format type to the worksheet cells eg. wrkSheet.Cells[0].Style.Numberformat.Format = formatType; But this is inserted as text type in excel. I want this to be inserted as Currency or Number in order to continue to do analysis on the values inserted (sort, sum etc). Currently as it is text type validations do not hold correct. Is there any way to force the type in which the formatted values can be inserted? 回答1: Your

问题 I am trying to change the default Woocommerce currency symbol based on the product category. My default WC currency is set to USD and all my products display with '$' prefix before the price. But instead of '$' , I would like to show '$$$' only for the products that are in 'clearance' category. This is my code: add_filter('woocommerce_currency_symbol', 'change_existing_currency_symbol', 10, 2); function change_existing_currency_symbol( $currency_symbol, $currency ) { global $post, $product,

问题 I have a formatted string which is equal to USD 20 I want to convert it into $20 . How can I do it efficient? Should I do it with regular expression but since with change in locale the country ISOCode will also change. 回答1: What You need is this import java.util.Currency; import java.util.Locale; . // create a currency for US locale Locale locale = Locale.US; Currency curr = Currency.getInstance(locale); // get and print the symbol of the currency StringBuilder symbol = new StringBuilder(curr

问题 I already have the option to change the currency, but there's another problem. Currently the base currency is set to Euro, which is fine by me, but the client might want to change that. If I change the base currency to RON, the Currency Converter dropdown disappears. How can I work with another currency than Euro, but still have the option to change the currency in-store? Warning: magento noob :) 回答1: You should add currency rate for your new base currency. System - Manage Currency - Rates

问题 I use Coinbase API to generate Bitcoin addresses. What are the limits of this API? How many Bitcoin addresses can I generate? 回答1: The API says that: The Coinbase API is rate limited to prevent abuse that would degrade our ability to maintain consistent API performance for all users. By default, each API key or app is rate limited at 10,000 requests per hour. If your requests are being rate limited, HTTP response code 429 will be returned with an rate_limit_exceeded error. So I would reason