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How to check if Location Services are enabled?
... // notify user
new AlertDialog.Builder(context)
.setMessage(R.string.gps_network_not_enabled)
.setPositiveButton(R.string.open_location_settings, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface paramDialogInterface, i...
HTML encoding issues - “” character showing up instead of “ ”
...ould seem to be a proper HTML parser involved somewhere if your   strings are (correctly) being turned into U+00A0 NON-BREAKING SPACE characters. If so, you could just process your template natively in the DOM, and ask it to serialise using the ASCII encoding to keep non-ASCII characters as...
Tool for generating railroad diagram used on json.org [closed]
...first railroad diagram you show, you would use the code:
object ::= '{' ((string ':' value ) ( ',' string ':' value )*)? '}'
Then you could go on to define string and value using string ::= ... and value ::= ... The references are all shown.
Check out some of the example diagrams on the page. ...
Inserting data into a temporary table
...
To insert all data from all columns, just use this:
SELECT * INTO #TempTable
FROM OriginalTable
Don't forget to DROP the temporary table after you have finished with it and before you try creating it again:
DROP TABLE #TempTable
...
HttpListener Access Denied
...r-windows/tree/master/OAuthDesktopApp
// Generates state and PKCE values.
string state = randomDataBase64url(32);
string code_verifier = randomDataBase64url(32);
string code_challenge = base64urlencodeNoPadding(sha256(code_verifier));
const string code_challenge_method = "S256";
// Creates a redir...
How do you allow spaces to be entered using scanf?
...se fgets() (which has buffer overflow protection) to get your input into a string and sscanf() to evaluate it. Since you just want what the user entered without parsing, you don't really need sscanf() in this case anyway:
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
...
Why doesn't Java allow generic subclasses of Throwable?
...eException<Integer> e) {
// ignore that
} catch (SomeException<String> e) {
crashAndBurn()
}
Both SomeException<Integer> and SomeException<String> are erased to the same type, there is no way for the JVM to distinguish the exception instances, and therefore no way to ...
How do I do a HTTP GET in Java? [duplicate]
...
import java.io.*;
import java.net.*;
public class c {
public static String getHTML(String urlToRead) throws Exception {
StringBuilder result = new StringBuilder();
URL url = new URL(urlToRead);
HttpURLConnection conn = (HttpURLConnection) url.openConnection();
conn.set...
How do you detect Credit card type based on number?
...ed it with thousands of real BIN codes. The most important is to use start strings (^) otherwise it will give false results in real world!
JCB ^(?:2131|1800|35)[0-9]{0,}$ Start with: 2131, 1800, 35 (3528-3589)
American Express ^3[47][0-9]{0,}$ Start with: 34, 37
Diners Club ^3(?:0[0-59]{1}|[689])...
User recognition without cookies or local storage
...ople are so security-aware that it would be difficult to get people to install these kinds of programs on their system. This leaves you stuck with using Cookies and other, similar tools.
Cookies and other, similar tools
You might consider building a Data Profile, then using Probability tests to id...