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问题 Following code splits the file extension and puts period operator that finds for the respective extension files extensionNames = mediafilesExtensionNames.Split('|'); for (int i = 0; i < extensionNames.Length; i++) { var regexItem = new Regex("^[a-zA-Z0-9]*$"); if (!regexItem.IsMatch(extensionNames[i])||extensionNames[i]=="" || (extensionNames[i].Contains(" ")==true)) { media_files_path ="Unknown"; skipFilePathCheck= false; //setting it as false so that it skips the checking of file paths

问题 I'm attempting to query a url using jsoup and I'm getting the following error: The method findViewById(int) is undefined for the type Any suggestions? (I'm really not sure what I'm doing wrong at this point or how the issue can be corrected) Using example: How to use AsyncTask for Jsoup Parser? SOURCE: package com.example.httpgetandroidexample; import java.io.IOException; import org.jsoup.Jsoup; import org.jsoup.nodes.Document; import org.jsoup.nodes.Element; import org.jsoup.select.Elements;

问题 can i use select statements for different tables in a single query SELECT * FROM users WHERE first_name LIKE "%'.$search_string.'%" OR last_name LIKE "%'.$search_string.'%" thats from the table ' users' , i want to do the same search on another table called sellers. sellers have the same fields first_name, last_name 回答1: Yes, you can Select column1,column2,column3,column4 From table1,table 2 Where Conditions If you want to do join between tables, check if theirs PK and FK are equals Eg:

问题 Currently I am working on a project in rails 4 in which I have a user-page at example.com/username but it only finds the record if i use username in proper case, how can I perform case insensitive search in active record rails. Check out my code below @user = User.find_by_username(params[:username].downcase) 回答1: you will have to use something similar to where("username ILIKE ?") . the ILIKE or similar syntax is dependant on your database though. 回答2: Another option could be: def self.search

问题 First of all see what I have done yet. This is my menu.xml file. <?xml version="1.0" encoding="utf-8"?> <item android:id="@+id/friend" android:title="friend_list" android:icon="@drawable/friends" android:showAsAction="ifRoom"/> <item android:id="@+id/search" android:title="search" android:icon="@drawable/search" android:showAsAction="always|collapseActionView" android:actionViewClass="android.widget.SearchView" /> <item android:id="@+id/profile" android:title="@string/profile" /> <item

问题 I have a struct: struct node { string val; int count; }; I have defined my vector in this way: typedef std::vector<node> StringVector; typedef std::vector<StringVector> StringVector2D; And here is my code: string arr[6] = {"hi","mr","ben","ss","rty","ben"}; StringVector2D twoD; StringVector inner; twoD.push_back(inner); for(int f=0;f<6;f++) { node tmp; tmp.val = arr[f]; tmp.count = arr[f].size(); twoD[0].push_back(tmp); } for (StringVector::iterator it = twoD[0].begin() ; it != twoD[0].end();

问题 I want to transfer data automatically from 2 sheets to one single combining one. That means I have 2 different exports that contain both the columns "Problem". I have one sheet, that represents an overview of the data. So when I have for example the value "A333" in A1 of my overview sheet, I want Excel to search in the two other export sheets the value "A333" and give back the value in the same row as "A333" but of the column "Problem" not "A" . The problem that I see is that I have to search

问题 In ElasticSearch, I tried to makeit search for a part of a word. My example data is { "_id" : "1", "name" : "Nopales", } { "_id" : "2", "name" : "ginger ale", } { "_id" : "3", "name" : "Kale", } { "_id" : "4", "name" : "Triticale Flour Whole Grain", } and the request is to find the matching words with the word "ale is" GET /_search { "query": { "query_string" : {"default_field" : "name", "query" : "*ale*"} } } and it returns the results like Kale, Triticale Flour Whole Grain, ginger ale,

问题 I tried to write a batch script to do the below task I have list of 1000 unique Employee IDs (numerical IDs, no. of digits may differ) in a text file called empids.txt. And also I have folder called MasterIDs which contains multiple text files and each text file has 100 thousand IDs I tried a batch script to search the 1000 IDs listed in the empids.txt and show the whether any listed ids are present in the multiple textfiles in the MasterIDs folder. The expected result is like the below

问题 I have following fields in solr schema make model city province I created a copyfield search and copy these 4 field in it now I want, if a user is searching for 'audi a4' where audi is a make and a4 is model, I should get result where in a row make is audi and model is a4. In case if I search for 'asd audi asd' then i should get result of audi only. In case if i search for 'asd aasd audi asd a4', then it should display audi a4 results. Please help me to achieve this. Please see schema for