maps

问题 When I say React Native Maps I refer to this module: https://github.com/airbnb/react-native-maps How can I center the text on top of this marker such that it works for any screen size on both ios and android? In the screenshot above the text appears to the top left of the marker. It's a 1. Code included below. Thanks for any guidance! <MapView.Marker style ={{zIndex: this.state.selectedMarker === marker ? 1 : 0}} key={marker.id} image={require('../../assets/marker-with-label/marker-with-label

问题 Good day, Coder, I am new to d3 and json. i want to create a simple map projection that will identify the population of each country that was saved in csv file. I already created the map projection and now i am stock for almost a week on how to fill the country based on the population on my csv file.. In that code below it can identified the highest or lowest population of the world by using the circle, but i dont like to use circle simply because it can overlap each other, all i want is to

问题 My question is: How do i read a string that is on multiple lines as one line of string from a file in C? I'm trying to do a binary map and my 1d array is represented as a 2d array. So this is in my "level_1.txt": //start of file WIDTH: 4 HEIGHT: 5 11,12,13,14, 21,22,23,24, 31,32,33,34, 41,42,43,44, 51,52,53,54, // eof and i would like to get the string "11,12,13,14,21,22...." And this is my code: int ImportMapDataFromFile(char *fileName, Map *self) { FILE *pFile; char* myStr; pFile = fopen

问题 I just installed android 2.1 SDK in eclipse and created a project targeted for Google API:7. Eclipse shows an error on the project icon, and the debug window shows this error ERROR: Unknown command 'crunch' Android Asset Packaging Tool After quite a lot of googling, I still have no idea how to fix this error. I have already tried cleaning up the project. 回答1: I think the problem has a generic cause ==> Partial ADT Update Check your repositories again and then this link 回答2: This happened to

问题 I would like to create a world map in R. I'm somewhat familiar with ggmap , so I tried something like this: ggmap(get_googlemap(center=c(83,25), zoom=1, scale=4, filename="world", size=c(640,300))) It does work fine as far as the world.png is concerned. I was actually quite happy to have found a workaround for ggmap 's "can't show anything above 80° latitude" issue, due to which it's more or less impossible to create maps of the whole world. However, in R itself, that is in the plots, the map

问题 I inserted some data into a Java Hashtable. If I read the data from the Hashtable it doesn't come back in the same order that I inserted it in. How do I get the ordered data from the Hashtable? I use the following code to get the values from the hashtable: // Get a set of the entries Set set = hsUpdateValues.entrySet(); // Get an iterator Iterator i = set.iterator(); // Display elements while (i.hasNext()) { Map.Entry me = (Map.Entry) i.next(); System.out.print( "Key : " + me.getKey() + ",

问题 My gmap page turns blank after inserting php code into the infowindow content. google.maps.event.addListener(noi, 'mouseover', function() { var infowindow = new google.maps.InfoWindow({ content: '<?php if ($count==0){ echo "No Open Tickets"; } else{ echo "<table>"; foreach ($NOIcompliancearray as $SLA_Compliance=>$count) { $Npath = $Nimages[$SLA_Compliance]; echo "<tr>"; echo "<td><a href='city.php?city=Noida&compliance=".$SLA_Compliance."'><img src='IndiaImages/".$Npath."' title='".$SLA

问题 My gmap page turns blank after inserting php code into the infowindow content. google.maps.event.addListener(noi, 'mouseover', function() { var infowindow = new google.maps.InfoWindow({ content: '<?php if ($count==0){ echo "No Open Tickets"; } else{ echo "<table>"; foreach ($NOIcompliancearray as $SLA_Compliance=>$count) { $Npath = $Nimages[$SLA_Compliance]; echo "<tr>"; echo "<td><a href='city.php?city=Noida&compliance=".$SLA_Compliance."'><img src='IndiaImages/".$Npath."' title='".$SLA

问题 I am working on a web application using PHP Laravel framework, javascript and jQuery. I am working on the integration with google maps API via Javascript but I have strange behavior as shown in the picture I don't know why I have the grey section in this strange way here is my js code var map = new google.maps.Map(document.getElementById('my_map'), { center: {lat: -34.397, lng: 150.644}, scrollwheel: false, zoom: 8 }); Any help will be appreciated , Thanks in advance 回答1: check on of the

问题 I am working on a web application using PHP Laravel framework, javascript and jQuery. I am working on the integration with google maps API via Javascript but I have strange behavior as shown in the picture I don't know why I have the grey section in this strange way here is my js code var map = new google.maps.Map(document.getElementById('my_map'), { center: {lat: -34.397, lng: 150.644}, scrollwheel: false, zoom: 8 }); Any help will be appreciated , Thanks in advance 回答1: check on of the