[Solved] Stop allowing null in a table column
you are missing datatype. ALTER TABLE [Sessions] ALTER COLUMN region_id int NOT NULL; solved Stop allowing null in a table column
[Solved] R package equivalent to Matlab’s gmdistribution.fit()
The MClust package contains the function densityMclust which produces an object that contains parameter estimates for the fitted Gaussian mixture model along with the density itself. From the MClust manual: > densWaiting <- densityMclust(faithful$waiting) > summary(densWaiting, parameters = TRUE) ——————————————————- Density estimation via Gaussian finite mixture modeling ——————————————————- Mclust E (univariate, equal variance) model with … Read more
[Solved] C++ char pointer
As others have said, the reason for the empty space is because you asked it to print out str[3], which contains a space character. Your second question seems to be asking why there’s a difference between printing a char* (it prints the string) and int* (it just prints the address). char* is treated as a … Read more
[Solved] Advanced AlarmManager situation [closed]
You can use setRepeating(..) – which is described in detail here. If you want to repeat the alarm in an interval that is not provided in the available constants just calculate the correct amount of milliseconds (e.g. for a week: 1000 * 60 * 60 * 24 * 7 (1 sec * 60 -> 1 … Read more
[Solved] how to retrieve JSON object from the JSON array in ruby
require ‘json’ JSON.parse(input)[‘result’].map do |h| [h[‘instanceName’], h[‘status’]] end.to_h #⇒ { # “920_ENT_6017” => “RUNNING”, # “920_JAS_8082” => “RUNNING”, # “AIS_0005” => “RUNNING”, # “DEN00KNL_DEP_920” => “RUNNING”, # “ENT6547” => “STOPPED”, # “HTML_8792” => “RUNNING”, # “RTE_0004” => “RUNNING”, # “ent4563” => “STOPPED”, # “ent6021” => “RUNNING”, # “ent6060_Win” => “RUNNING”, # “ent6327” => “STOPPED”, # … Read more
[Solved] How to insert a picture into a database using C#? [duplicate]
Refer this link you need to convert your image to byte array and store it into database column and whenever you fatch that byte and generate image on that byte solved How to insert a picture into a database using C#? [duplicate]
[Solved] How to search as a dictionary in C# [closed]
You could use Array.FindIndex and do this. var array = new string [] {“windows”,”dual sim”,”32 gb”,”Intel i5″}; string searchString = “android 32 gb”; var index = Array.FindIndex(array, x=> searchString.IndexOf(x) >=0); if you are looking for case insensitive search, use this. var index = Array.FindIndex(array, x=> searchString.IndexOf(x, StringComparison.CurrentCultureIgnoreCase) >=0); Check this Demo 8 solved How to … Read more
[Solved] My PL/SQL code is not working:
CREATE OR REPLACE PROCEDURE log(repname in varchar2) AS PACKAGE_NAME VARCHAR2,– give size here like varchar2(50) START_TIME DATE, END_TIME DATE, STATUS; BEGIN SELECT PACKAGE_NAME , PRCS_START_TIME , PRCS_END_TIME, STATUS — add into clause to assign selected –values in variables FROM CONTCL_OWNER.PROCESSLOG WHERE PACKAGE_NAME LIKE ‘%REPNAME%’ And ROW_NUMBER <=7 ORDER BY PRCS_START_TIME ; END; solved My PL/SQL … Read more
[Solved] How to get an exact 6 month date range?
Moving juharr’s comment as an answer, as it is correct Simply change: DateTime startDate = endDate.AddMonths(-6); to DateTime startDate = new DateTime(date.Year, date.Month, 1).AddMonths(-5); solved How to get an exact 6 month date range?
[Solved] Understanding stringstream [closed]
There’s a constructor for std::stringstream that takes a std::string as a parameter and initializes the stream with that value. #include <iostream> #include <sstream> #include <string> int main() { std::stringstream ss(“foo bar”); std::string str1, str2; ss >> str1 >> str2; std::cout << “str1: ” << str1 << std::endl; std::cout << “str2: ” << str2 << std::endl; … Read more
[Solved] Whats wrong with this HTML
You have a site where you load jQuery UI, but that is dependent on jQuery. Make sure you include that on the page before jQuery UI. <script src=”https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js”></script> solved Whats wrong with this HTML
[Solved] I am facing timeout for my solution for a HackerRank
Don’t use string logic for this. Parse the string into a BitSet, before entering your loops, i.e. as you read them. Then use methods or(BitSet set), and cardinality(). I just completed challenge doing that. No timeouts. 2 solved I am facing timeout for my solution for a HackerRank
[Solved] How do I Increase the size of a Class array? in turbo c++
Arrays are great for learning the concepts of coding and as such I endorse them much more than any other standard template library (when it comes to learning code). Note: It is wise to use a vector however the reason schools don’t teach this is because they want you to understand the underlying concepts behind … Read more
[Solved] How can i modify this sql for execute?
one update wallet SET coin=coin-(least(coin,500)) where userId=101; or the other maybe update wallet SET coin=case when coin < 500 then 0 else coin-500 end where userId=101; solved How can i modify this sql for execute?
[Solved] What is the excel formula to find the upcoming Saturday a month?
=EOMONTH(TODAY(),0)+7-WEEKDAY(EOMONTH(TODAY(),0)+7) If you want it based on the current date, find the next first Saturday: =TODAY()+7-WEEKDAY(TODAY()+7) This will find the next first saturday of the month. So on the 6th of this month it will return 2/9/2017 3 solved What is the excel formula to find the upcoming Saturday a month?