Your answer will depend on the type of the language you are using, and the type of the program you are writing. Some will be better than others in some situations and others will worse that others in other situations. The best way really, is to use them in different programs and/or languages and learn … Read more
I’m not sure about “official” per se, but I like to use this site to search for codes. For example, one such arrow might be the “downwards black arrow”: ⬇ (⬇). There are other arrows you can search for if this one isn’t the one you’re looking for. 2 solved Is there a resource that … Read more
string strProg= @”full file name of your program”; System.Diagnostics.Process.Start(“CMD.exe”,strProg); solved How can I start external programs in C#? [closed]
This is a very simple example as starting point showing only the relevant data. The example decodes the list array into a custom struct. the dt key is decoded into Date. Then it creates a DateComponents instance with noon in the current time zone and filters the dates. struct WeatherData : Decodable { let cod … Read more
The format of the input file depends on the extension that you use, a .txt file will be a Tab Separated Values (tsv) file while a .csv file will be a Comma Separated Values (csv) file (please note that this is not a general convention, it is something that was decided by that colleague of … Read more
Disabling CheckForIllegalCrossThreadCalls is really not a good idea. Why don’t you just make your code thread-safe instead? It’s actually easier than a lot think. What you have to do is call a method which checks the InvokeRequired property of the form. If it returns True, the function will invoke itself and then execute the specified … Read more
You can only use app_data to transfer data to your tab, and it will be in the signed_request parameter. See the Facebook docs for more information: https://developers.facebook.com/docs/appsonfacebook/pagetabs https://developers.facebook.com/docs/reference/login/signed-request 0 solved Get all data from facebook page to android aplication [closed]
you have to call db_connection() before your are able to use if (connect.State == ConnectionState.Open) otherwise connect is null and has no State property 1 solved Object reference, c# [duplicate]
You can get the operating system name from the registry but you need to query WMI for the architecture and the service pack information: using System.Diagnostics; … private string GetOperatingSystemInfo() { RegistryKey operatingSystemKey = Registry.LocalMachine.OpenSubKey(@”SOFTWARE\Microsoft\Windows NT\CurrentVersion”); string operatingSystemName = operatingSystemKey.GetValue(“ProductName”).ToString(); ConnectionOptions options = new ConnectionOptions(); // query any machine on the network ManagementScope scope = … Read more
A sample code to copy text from one file to another. Maybe it will help you: inputFile = open(“Input.txt”,”r”) text = inputFile.read() inputFile.close() outputFile = open(“Output.txt”,”w”) outputFile.write(text) outputFile.close() solved How do I get Python to read and extract words from a text file? [duplicate]
Parse the value as a whole and then add the value you desire. new BigDecimal(/* your string */).add(BigDecimal.ONE) Or if I read your code correctly, you always want to add new BigDecimal(“0.001”). EDIT: if you really want to just change the last digit, use something like the following: public BigDecimal incrementLastDigit(String value) { BigDecimal decimal … Read more
Only by addition and subtraction… Simply add numbers from 1 and check whether the sum is the given number. In pseudocode. Given 5050. number := 5050 next, sum := 0 while sum <= number next := next + 1 sum := sum + next return next 3 solved How to get the n if I … Read more
Ok, so the issues you had/have were: $barCode = $GET[‘id’]); should have been $barCode = $GET[‘id’];, and possibly even $_GET[‘id’]; Your SELECT query selects the same field twice (SELECT Brand, Description, >Price<, Size, >Price<) You’re also inserting in the same field twice: INSERT INTO adstable (Brand, Description, >Price<, Size, >Price< You’re vulnerable to injection attacks, … Read more
When you call round() with double agrument you actually call: double round(double x); from <cmath> not your version hence the error. If you rename your function error would be gone without cast. Yet another reason to avoid using namespace std. 1 solved C++ function returning wrong data type
Ivy allows to exclude specified dependencies from resolution. This will exclude jaxen from the dependency: <dependency org=”org.jdom” name=”jdom” rev=”2.0.2″> <exclude module=”jaxen”/> </dependency> This will exclude cobertura and findbugs <dependency org=”org.jdom” name=”jdom” rev=”2.0.2″> <exclude name=”maven-cobertura-plugin” /> <exclude name=”maven-findbugs-plugin” /> </dependency> solved Alter ivy.xml file called in as transitive dependency