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Can I query MongoDB ObjectId by date?
...Seconds + "0000000000000000");
return constructedObjectId
}
/* Find all documents created after midnight on May 25th, 1980 */
db.mycollection.find({ _id: { $gt: objectIdWithTimestamp('1980/05/25') } });
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What is the difference between “git branch” and “git checkout -b”?
... does the same thing.
How do these two commands differ, if they differ at all?
7 Answers
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Get table column names in MySQL?
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DESCRIBE is actually a shortcut for SHOW COLUMNS (dev.mysql.com/doc/refman/5.0/en/describe.html)
– svens
Oct 6 '09 at 16:45
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Database, Table and Column Naming Conventions? [closed]
... for Primary Key Columns, Hungarian-esque Constraint Prefixes and worst of all SPACES " " for multi-word table names. Additionally system tables for SQLServer use plurals so it seems AdventureWorks was the black sheep in this bunch.
– Marcus Pope
Mar 20 '12 at...
UIRefreshControl without UITableViewController
...ng a UIRefreshControl instance as a subview to my UITableView. And it magically just works!
UIRefreshControl *refreshControl = [[UIRefreshControl alloc] init];
[refreshControl addTarget:self action:@selector(handleRefresh:) forControlEvents:UIControlEventValueChanged];
[self.myTableView addSubview:...
Bootstrap select dropdown list placeholder
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Also You can use disabled selected hidden or only hidden all are correct. :)
– MD Ashik
Dec 1 '16 at 6:04
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Javascript Drag and drop for touch devices [closed]
...r("touchcancel", touchHandler, true);
}
And in your document.ready just call the init() function
code found from Here
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What is the best way to create constants in Objective-C
...he file in the Reddit-Prefix.pch file to make the constants available to all the files. Is it a good way of doing things? Also, I've done my research and found several methods to create constants, but I don't know which one to use:
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Stop/Close webcam which is opened by navigator.getUserMedia
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EDIT
Since this answer has been originally posted the browser API has changed.
.stop() is no longer available on the stream that gets passed to the callback.
The developer will have to access the tracks that make up the stream (audio or video) and stop each of th...
How to avoid annoying error “declared and not used”
...s it easier to read code written by other people (you are always sure that all declared variables will be used), and avoid some possible dead code.
But, if you really want to skip this error, you can use the blank identifier (_) :
package main
import (
"fmt" // imported and not used: "fmt"
)
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