Issue I am trying to figure out a formula to find the first non blank cell with data on a separate tab from where I need the value returned. I’ve tried the following formula but no luck: =INDEX(Sheet2!H:H,MATCH(1,Sheet2!A:A=Sheet1!A3)*Sheet2!H:H<>"",0) On Sheet
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[SOLVED] Does a unique index in background mode ever allow a duplicate record from being written?
Issue Does indexing in background mode something that only affects index creation or also indexing during runtime when records are written. I just hope that it doesn’t mean that a record is written to DB first then the indexing is
Continue reading[SOLVED] sparse indexes and null values in mongo
Issue I’m not sure I understand sparse indexes correctly. I have a sparse unique index on fbId { “ns” : “mydb.users”, “key” : { “fbId” : 1 }, “name” : “fbId_1”, “unique” : true, “sparse” : true, “background” : false,
Continue reading[SOLVED] Styling and Alternatives to Options +Indexes .htaccess
Issue I’m getting tired of looking at my files. It seems like there aren’t many options to modifying the look of Apache’s Options +Indexes .htaccess layout without having root access to the server. It also seems like you can’t browse
Continue reading[SOLVED] Numpy shape function for single dimension array
Issue I’ve started to learn NumPy, when I create an array and then invoke the .shape function, I understand how it works for most cases. However, the result does not make sense to me for a single-dimensional array. Can someone
Continue reading[SOLVED] Get the second element in the array that fulfills some condition
Issue Working on Android/Kotlin app, I’m having trouble finding indices of second and third element in the array that fulfills some condition. Since I know there are 4 elements in the array that would return true, i can use indexOfFirst()
Continue reading[SOLVED] Indexing by a value of a categorical variable in a loop in R
Issue I am trying to get coordinates of various cities with R and the osmdata package. My code looks like this cities<-c("Name1","Name2") for (city in cities){ city <-getbb( city, format_out = "matrix", base_url = "https://nominatim.openstreetmap.org", featuretype = "settlement", limit =
Continue reading[SOLVED] how to access and collect elements from a list in list?
Issue This question is so simple, but the desired output is not clicking to me. alist = [[0., 0., 0], [1 , 2, 3 ], [4, 5, 6 ],[7, 8, 9], [10, 11, 12], [13, 14, 15]] a = []
Continue reading[SOLVED] How to replace values in columns with its mean based on the sequential information from another column?
Issue I have time-series data. My task is to average some of values in the feature columns based on the sequences in target column, and then replace those values in feature columns by averaged value for each sequence. So, for
Continue reading[SOLVED] Is there a way to iterate through a list of lists without getting an index error?
Issue I have a list of lists and I am trying to pull out every nth term from each list within the list. Here is my input: [[”, ”, ”, ”, ‘1’, ”, ”, ”, ”, ”, ”, ”, ‘1TD1131D17025-2035’,
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