Add Embedded Image to Body of Email Add empty row to Datagridview Add EncodingType to Nonce element on SOAP Message (WS-Security) Add fonts to resources file Add hexidecimal character to a string Add IList to IList Add Images to DatagridView Cell Add months to GETDATE() function in sql ...
I am new at Xamarin Forms and trying to do the following:I am calling an API, which returns a JSON string that includes a DATE value, but sometimes this value can be null, so my question is how to check is the value is Null?
Date: March 28, 2005 04:08PM Hi, How do you check the existence of data? I have tried to do the followings, but it does not seem to work: string command = "SELECT COUNT(*) FROM table WHERE username = 'DoesNotExist'; MySqlCommand cmd = new MySqlCommand(command,connection); ...
Check if Column Is Null or Empty in MySQL The steps to filter out the null or empty column values present inside the table are given in the section ahead. The syntax for NULL or Empty check is: Selectexpression[,expression2]...FROMtable-name[WHEREcolumn-nameISNULLorcolumn-name=''] ...
Check whether the URL entered in the browser is correct. If not, enter the correct URLhttps://192.168.1.1. Check whether the PC and AR router can ping each other successfully. On the CLI of the PC, Run theping 192.168.1.1command to check whether the PC can ping the AR router successfu...
There is no sure proof way to determine if a generic PDF file is modified. If you go to the document properties of a PDF file (control or command d), if the proper metadata is available, it will list the creation date and time and modified date and time. This can help you determi...
the orders need to be sorted by RequiredDate–and he also needs to generate a sequence number. Graham tried using a SELECT INTO in conjunction with an IDENTITY column, but that approach errored out, since the OrderID itself is also an IDENTITY, and you can't have two identities in the ...
I have a date filed and i assigned that input box with context attribute of type Date. Here my problem is when the end user not entered any thing (null ) the i have give some defaul date. so first in the action method i have to check the date with null if it is null i have...
How to check the dropdown selected value is null or not. Iam using the following code , if(input.dropdown!=null && input.dropdown!=""),But this is not working for me. EX;if(input.dropdown=="Some value") show "Some value" else if(input.dropdo
IF l_UserID IS NULL SELECT FirstName, LastName, EMail FROM Users WHERE UserID = l_UserID; END The problem is in how to acheive the same as IF UserID <> NULL in MYSQL? Thanks in advance? --- NC Subject Written By Posted