Instead of guard the data parameter handle the error returned in the completion handler. If there is no error then data can be safely unwrapped. let task = session.dataTaskWithURL(shotsUrl!, completionHandler: { (data,response,error) -> Void in if error != nil { // do proper error handling } else { do { let json = try NSJSONSerialization.JSONObjectWithData(data!, … Read more
Try using following code : try { JSONArray jsonArray = new JSONArray(response); JSONObject jsonObject = jsonArray.get(0); JSONObject _id = jsonObject.getJSONObject(“_id”); String old = _id.getString(“$oid”); String member_id = jsonObject.getString(“member_id”); String sensor_name = jsonObject.getString(“sensor_name”); String value = jsonObject.getString(“value”); String date = jsonObject.getString(“date”); }catch(JSONException e){ } 1 solved How to parse a JSON string in Android?
As already mentioned in the comments, this an object, not an array (the constructor function is Object and the __proto__ object as well). If you have numerically consecutive keys, it would be best to keep the objects in an array and then you would be able to .push a new value onto it. However, if … Read more
In the OnTaskCompleted before jarray = utils.getJarrayFromString(result); add a log entry with Log.i(DEBUG,result); I am suspecting that you are getting a null value as result if(result!=””) does not ensure a valid value. Cheers 1 solved JSON Parsing Error – String cannot be converted to JSONArray
Actually this works fine with Jackson. The NPE is thrown by my own constructor. solved Get NPE reading null object field when deserializing using Jackson [closed]
If you want to find the first match, use find(), if you want to find a random one, you could use filter() and then access a random element: let arr = [{“id”:1,”dex”:1,”form”:”null”,”mon”:”Bulbasaur”,”type1″:”Grass”,”type2″:”Poison”,”egg-group-1″:”Monster”,”egg-group-2″:”Grass”,”legend”:”FALSE”,”gen”:1},{“id”:2,”dex”:2,”form”:”null”,”mon”:”Ivysaur”,”type1″:”Grass”,”type2″:”Poison”,”egg-group-1″:”Monster”,”egg-group-2″:”Grass”,”legend”:”FALSE”,”gen”:1}]; let first = arr.find(v => v[‘egg-group-1’] === ‘Monster’); // will return the first one console.log(first); let random = arr.filter(v => v[‘egg-group-1’] === ‘Monster’); … Read more
I found what is problem. String “.======== ” contains tab and this is problem here. After replace tab with space parsing working fine. solved JOSN.parse function not working correct
includes check if parameter is contained on Array. You filter should look like this result.filter(employee => employee.area && employee.area.name === ‘Vibestuen’) 0 solved TypeError: employee.includes is not a function [duplicate]
// try this way,hope this will help you… try{ JSONArray category = new JSONObject (jsonRespone).getJSONArray(“category”); for (int i=0;i<category.length();i++){ System.out.println(i+” Value Is :”+category.getJSONArray(i).getString(0)); } }catch (Throwable e){ e.printStackTrace(); } solved How to parse the below mentioned php file using JSON parsing in android [closed]
Comparing your two files, this should be what you looking to do (providing you are wanting to run just the one file to output the JSON response). <?php if (empty($_GET[‘term’])) exit; $q = strtolower($_GET[“term”]); if (get_magic_quotes_gpc()) $q = stripslashes($q); $files = array(); foreach(glob(‘image/*.jpg*’, GLOB_BRACE) as $key=>$file) { $files[] = substr($file, 0, -4); } foreach(glob(‘image/*.txt*’, GLOB_BRACE) … Read more
You are getting data from server in async task and immediately after calling async task yor are assigning data to your adapter which is wrong. Your code: new GetData().execute(); // Collections.addAll(lst, “abc”,”bc”); // Collections.addAll(sublst,”pass”,”v”); cd=new CustomAdapter(Data.this, lst, sublst);//you will not get data here… lv.setAdapter(cd); make sure that you create your adapter object in post exeute … Read more
enter image description here Int16: 2 bytes Int32 and int: 4 bytes Int64 : 8 bytes So Int = Int 32 by default , and for example if you’re using 100 x 2 (for X and Y axis) x 32 (bytes) = 6400 bytes. However if you’re using array of Int’s , you waste a … Read more
use the following custom method -(NSArray *)stringArrayFromJsonFile:(NSString *)jsonFileName withKey:(NSString *)key { NSData *fileContents = [NSData dataWithContentsOfFile:[[NSBundle mainBundle] pathForResource:jsonFileName ofType:@”json”]]; NSError *error; NSDictionary *dict = [NSJSONSerialization JSONObjectWithData:fileContents options:kNilOptions error:&error]; NSArray * stringArray = [dict objectForKey:key]; return stringArray; } now call that method like NSArray* stringArray = [self stringArrayFromJsonFile:@”yourJsonFileName” withKey:@”categories”]; 1 solved How to Parse an Array … Read more
The output you get is the xdebug pretty printed error that your PHP code (specifically in C:\wamp\www\excellencepro\templates\contents\passbook\ajax.php) caused. Have a look at line 25, where there seems to be a division by zero. The actual problem is this: move_uploaded_file($_FILES[“xfile”][“tmp_name”], “upload” / $_FILES[“xfile”][“name”]); You probably want to use “upload/” . [..] instead, as / is the … Read more
Try using CURL instead.. <?php $url = “https://prices.csgotrader.app/latest/prices_v6.json”; $options = [ CURLOPT_RETURNTRANSFER => true, CURLOPT_HEADER => false, CURLOPT_FOLLOWLOCATION => true, CURLOPT_ENCODING => “”, CURLOPT_USERAGENT => “CURL”, CURLOPT_AUTOREFERER => true, CURLOPT_CONNECTTIMEOUT => 120, CURLOPT_TIMEOUT => 120, CURLOPT_MAXREDIRS => 10 ]; $ch = curl_init ($url); curl_setopt_array ( $ch, $options ); $return = []; $return[‘response’] = curl_exec ( … Read more