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MongoDB: Combine data from multiple collections into one..how?
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Thanks @rmarscher your extra details really helped me to better understand everything.
– benstr
Nov 10 '14 at 21:29
5
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How do I get the current GPS location programmatically in Android?
... + loc.getLongitude(), Toast.LENGTH_SHORT).show();
String longitude = "Longitude: " + loc.getLongitude();
Log.v(TAG, longitude);
String latitude = "Latitude: " + loc.getLatitude();
Log.v(TAG, latitude);
/*------- To get city name from coordina...
Cross compile Go on OSX?
...os /usr/local/go/src/pkg/runtime/extern.go:137: cannot use theGoos as type string in const initializer
– ljgww
Aug 30 '12 at 18:38
30
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Is there a unique Android device ID?
...re#ANDROID_ID returns the Android ID as an unique for each user 64-bit hex string.
import android.provider.Settings.Secure;
private String android_id = Secure.getString(getContext().getContentResolver(),
Secure.ANDROID_ID);
Also read Best pra...
Recursion or Iteration?
...n algorithms where both can serve the same purpose? Eg: Check if the given string is a palindrome.
I have seen many programmers using recursion as a means to show off when a simple iteration algorithm can fit the bill.
Does the compiler play a vital role in deciding what to use?
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Difference between is and as keyword
... if an object can be cast to a specific type.
Example:
if (someObject is StringBuilder) ...
as
The as operator attempts to cast an object to a specific type, and returns null if it fails.
Example:
StringBuilder b = someObject as StringBuilder;
if (b != null) ...
Also related:
Casting
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About Android image and asset sizes
...i (240 dpi, High density screen) - 72px x 72px (0.38) (2)
xhdpi (320 dpi, Extra-high density screen) - 96px x 96px (0.5) (2.67)
xxhdpi (480 dpi, Extra-extra-high density screen) - 144px x 144px (0.75) (4)
xxxhdpi (640 dpi, Extra-extra-extra-high density screen) - 192px x 192px (1.0) (5.33)
My sh...
Oracle TNS names not showing when adding new connection to SQL Developer
...%\tnsnames.ora before %TNS_ADMIN%\tnsnames.ora, and that's where I had the extra tnsnames.ora file.
– MBWise
Jun 30 at 14:39
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Split a collection into `n` parts with LINQ?
...OfChunks");
int sizePerPacket = items.Count / numberOfChunks;
int extra = items.Count % numberOfChunks;
for (int i = 0; i < numberOfChunks - extra; i++)
yield return items.Skip(i * sizePerPacket).Take(sizePerPacket);
int alreadyReturnedCount = (numberOfChunks - extra) *...
How to reference a file for variables using Bash?
...ext as a single parameter with space to my cntpars function. There was one extra level of evaluation required. If I wouldn't do this, as in Option 2, I would have passed 2 parameters as follows:
"value
content"
Double quoting during command execution causes the double quotes from the parameter f...