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Html.DropdownListFor selected value not being set
...value before you assigning.
//Model
public class SelectType
{
public string Text { get; set; }
public string Value { get; set; }
}
//Controller
var types = new List<SelectType>();
types.Add(new SelectType() { Value = 0, Text = "Select a Type" });
types.Add(new SelectType() { Valu...
Determine if Android app is being used for the first time
...is over.
This is my code to catch the first time you open the app:
final String PREFS_NAME = "MyPrefsFile";
SharedPreferences settings = getSharedPreferences(PREFS_NAME, 0);
if (settings.getBoolean("my_first_time", true)) {
//the app is being launched for first time, do something
...
csv.Error: iterator should return strings, not bytes
...
In Python3, csv.reader expects, that passed iterable returns strings, not bytes. Here is one more solution to this problem, that uses codecs module:
import csv
import codecs
ifile = open('sample.csv', "rb")
read = csv.reader(codecs.iterdecode(ifile, 'utf-8'))
for row in read :
pr...
What is the correct syntax of ng-include?
...
You have to single quote your src string inside of the double quotes:
<div ng-include src="'views/sidepanel.html'"></div>
Source
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impro...
Remove multiple keys from Map in efficient way?
I have a Map<String,String> with large number of key values pairs. Now I want to remove selected keys from that Map . Following code shows what I did to achieve that.
...
Force point (“.”) as decimal separator in java
...
Use the overload of String.format which lets you specify the locale:
return String.format(Locale.ROOT, "%.2f", someDouble);
If you're only formatting a number - as you are here - then using NumberFormat would probably be more appropriate. But...
How can I discover the “path” of an embedded resource?
...
This will get you a string array of all the resources:
System.Reflection.Assembly.GetExecutingAssembly().GetManifestResourceNames();
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filter items in a python dictionary where keys contain a specific string
...ct comprehension:
filtered_dict = {k:v for k,v in d.iteritems() if filter_string in k}
One you see it, it should be self-explanatory, as it reads like English pretty well.
This syntax requires Python 2.7 or greater.
In Python 3, there is only dict.items(), not iteritems() so you would use:
fil...
Is there a way to force ASP.NET Web API to return plain text?
...:
[HttpGet]
public HttpResponseMessage HelloWorld()
{
string result = "Hello world! Time is: " + DateTime.Now;
var resp = new HttpResponseMessage(HttpStatusCode.OK);
resp.Content = new StringContent(result, System.Text.Encoding.UTF8, "text/plain");
return...
How to Get the Title of a HTML Page Displayed in UIWebView?
...find the answer:
- (void)webViewDidFinishLoad:(UIWebView *)webView{
NSString *theTitle=[webView stringByEvaluatingJavaScriptFromString:@"document.title"];
}
This will always work as there is no way to turn off Javascript in UIWebView.
...