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How to sort in mongoose?
...
This is how I got sort to work in mongoose 2.3.0 :)
// Find First 10 News Items
News.find({
deal_id:deal._id // Search Filters
},
['type','date_added'], // Columns to Return
{
skip:0, // Starting Row
limit:10, // Ending Row
sort:{
date_added: -1 //Sort by Date Added DES...
Converting String array to java.util.List
...
List<String> strings = Arrays.asList(new String[]{"one", "two", "three"});
This is a list view of the array, the list is partly unmodifiable, you can't add or delete elements. But the time complexity is O(1).
If you want a modifiable a List:
List<String&g...
Open file via SSH and Sudo with Emacs
...nfiguration. For details, see:
C-hig (tramp)Ad-hoc multi-hops RET
With the new syntax, each 'hop' is separated by |. The example in the manual is:
C-xC-f /ssh:bird@bastion|ssh:you@remotehost:/path RET
Which connects firstly as bird@bastion, and from there to you@remotehost:/path
/su: or /sudo: on re...
Get the latest record from mongodb collection
...oDB are B-Trees. Searching a B-Tree is a O(logN) operation, so even find({_id:...}) will not provide constant time, O(1) responses.
That stated, you can also sort by the _id if you are using ObjectId for you IDs. See here for details. Of course, even that is only good to the last second.
You may t...
How to send emails from my Android application?
...
The best (and easiest) way is to use an Intent:
Intent i = new Intent(Intent.ACTION_SEND);
i.setType("message/rfc822");
i.putExtra(Intent.EXTRA_EMAIL , new String[]{"recipient@example.com"});
i.putExtra(Intent.EXTRA_SUBJECT, "subject of email");
i.putExtra(Intent.EXTRA_TEXT , "bod...
Adding local .aar files to Gradle build using “flatDirs” is not working
...ow I got it to work.
Following his instructions (under edit) (File -> New-> New Module -> Import .JAR/.AAR) and import your .AAR.
Then in your project build.gradle (not the top level one, the one under 'app') add the following (in the dependencies section):
dependencies {
compile p...
How to set variable from a SQL query?
...Coast')
– TPAKTOPA
May 16 '16 at 11:51
In case using set when multiple values are returned then how to handle it using...
Overload constructor for Scala's Case Classes?
...ase class Foo(bar: Int, baz: Int) {
def this(bar: Int) = this(bar, 0)
}
new Foo(1, 2)
new Foo(1)
However, you may like to also overload the apply method in the companion object, which is called when you omit new.
object Foo {
def apply(bar: Int) = new Foo(bar)
}
Foo(1, 2)
Foo(1)
In Scala ...
Find integer index of rows with NaN in pandas dataframe
...using this: np.where(df['b'].notnull())[0]
– user1642513
Dec 25 '12 at 19:16
thanks, .nonzero()[0] is better than [i f...
Get last field using awk substr
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