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Searching multiple keywords against multiple columns/tables in a database. PHP + MYSQL

久未见 提交于 2020-04-12 05:48:01
问题 I am in the process of producing a site search for my website (http://jpdesigns.me/studentnights) and have currently managed to implement searching across multiple tables using a keyword following the answers given in this question - PHP mysql search multiple tables using a keyword I am currently searching over 3 tables. - Clubs - Events - Music And i have the following query: $keystring = $mysqli->real_escape_string($_POST["s"]); $keystring = strtoupper($keystring); $key = "%".$keystring."%"

Searching multiple keywords against multiple columns/tables in a database. PHP + MYSQL

人盡茶涼 提交于 2020-04-12 05:47:51
问题 I am in the process of producing a site search for my website (http://jpdesigns.me/studentnights) and have currently managed to implement searching across multiple tables using a keyword following the answers given in this question - PHP mysql search multiple tables using a keyword I am currently searching over 3 tables. - Clubs - Events - Music And i have the following query: $keystring = $mysqli->real_escape_string($_POST["s"]); $keystring = strtoupper($keystring); $key = "%".$keystring."%"

How to solve 15-puzzle paradigm in Prolog with Manhattan & Hamming Heuristics

半腔热情 提交于 2020-04-11 05:32:29
问题 I have this implementation of the 15-puzzle game, using Prolog (Swipl). I have already implemented the A* search using Manhattan heuristic, but now I need to add hamming heuristic. Do yo know how to implement it? :- op(400,yfx,'@'). resolver(Estado,MovimientosSolucion) :- evaluar(Estado,0,F), buscarSolucion([Estado@0@F@[]],S), reverse(S,MovimientosSolucion). evaluar(Estado,Profundidad,F) :- evaluarCoste(Estado,Coste), F is Profundidad + Coste. buscarSolucion([Estado@_@_@MovimientosSolucion|_]

How to solve 15-puzzle paradigm in Prolog with Manhattan & Hamming Heuristics

六月ゝ 毕业季﹏ 提交于 2020-04-11 05:32:08
问题 I have this implementation of the 15-puzzle game, using Prolog (Swipl). I have already implemented the A* search using Manhattan heuristic, but now I need to add hamming heuristic. Do yo know how to implement it? :- op(400,yfx,'@'). resolver(Estado,MovimientosSolucion) :- evaluar(Estado,0,F), buscarSolucion([Estado@0@F@[]],S), reverse(S,MovimientosSolucion). evaluar(Estado,Profundidad,F) :- evaluarCoste(Estado,Coste), F is Profundidad + Coste. buscarSolucion([Estado@_@_@MovimientosSolucion|_]

Laravel full text search

放肆的年华 提交于 2020-04-10 04:52:40
问题 I'm trying to implement a full text search query to the database. This is in the specification that my client sent me: "The free text search limits the result of the data table to records with a matching first name, last name, country, city, state, or zip code. If several words are input, each word must match one of the columns for a record to be visible." I made some very ugly spaghetti code in my controller to try if it works: public function search($searchTerms){ $searchTerms = explode(' '

Flutter - Change search hint text of SearchDelegate

五迷三道 提交于 2020-04-09 14:42:51
问题 In current implementation of SearchDelegate , there is no option to change the hint text. When the query is empty, search screen is displaying "Search" in the query field as a hint text. Hint text is currently defined on line 395 as follows: final String searchFieldLabel = MaterialLocalizations.of(context).searchFieldLabel; There is, however, an existing issue to this subject reported. I wasn't able to come up with any solution for this. Do you know any workaround for the issue? 回答1: There is

Flutter - Change search hint text of SearchDelegate

别来无恙 提交于 2020-04-09 14:37:08
问题 In current implementation of SearchDelegate , there is no option to change the hint text. When the query is empty, search screen is displaying "Search" in the query field as a hint text. Hint text is currently defined on line 395 as follows: final String searchFieldLabel = MaterialLocalizations.of(context).searchFieldLabel; There is, however, an existing issue to this subject reported. I wasn't able to come up with any solution for this. Do you know any workaround for the issue? 回答1: There is

Alfresco SOLR4 not giving results if I use wildcard search on a text field having comma separated numbers

随声附和 提交于 2020-03-25 21:59:06
问题 I am using SOLR4 along with Alfresco 5 application I have a text field called field1 with value : 71,72,73 If I search for @field1:72 I get the results. But if I search for @field1:*72* I am not getting results. What changes I need to do in the configs to get the results. I have below configurations set on my schema.xml <fieldType name="text___" class="solr.TextField" positionIncrementGap="100"> <analyzer> <tokenizer class="solr.ICUTokenizerFactory"/> <filter class="org.apache.solr.analysis

Excel does not accept any formula

别等时光非礼了梦想. 提交于 2020-03-24 11:10:22
问题 I need to write a formula in Excel to look up specific words and write a string into a field depending on them. However, after first tries I realized that every formula I entered is displayed as false. So I even tried the most simple ones as: =SUM(H20, B11) But still, it causes syntax errors. Is something wrong with my Excel? Here is a screenshot of the error that always shows up: 回答1: Settings in Excel are important, because they affect functions. Anyways, the easiest way to know what kind

Excel does not accept any formula

青春壹個敷衍的年華 提交于 2020-03-24 11:09:48
问题 I need to write a formula in Excel to look up specific words and write a string into a field depending on them. However, after first tries I realized that every formula I entered is displayed as false. So I even tried the most simple ones as: =SUM(H20, B11) But still, it causes syntax errors. Is something wrong with my Excel? Here is a screenshot of the error that always shows up: 回答1: Settings in Excel are important, because they affect functions. Anyways, the easiest way to know what kind