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Where does mongodb stand in the CAP theorem?
...
MongoDB selects Consistency over Availability whenever there is a Partition. What it means is that when there's a partition(P) it chooses Consistency(C) over Availability(A).
To understand this, Let's understand how MongoDB does rep...
Intelligent point label placement in R
...0,0,0, 0.75),
col.label="white")
It works by automatically selecting an alternative location from a fine grid of points. The closest points on the grid are visited first and selected if they don't overlap with any plotted points or labels. Take a look at the source code, if you're in...
Why should I avoid std::enable_if in function signatures
...{}
}
Tag dispatching does not manipulate the overload set, but helps you select exactly the function you want by providing the proper arguments through a compile-time expression (e.g. in a type trait). In my experience, this is much easier to debug and get right. If you are an aspiring library wri...
ng-repeat finish event
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Beautiful, this did the job. I wanted to auto-select text in a textbox, and the timeout did the trick. Otherwise, the {{model.value}} text got selected and then deselected when the data-bound model.value was injected.
– JoshGough
Ma...
How to check if a user likes my Facebook Page or URL using Facebook's API
... var user_id = response.authResponse.userID;
var fql_query = "SELECT uid FROM page_fan WHERE page_id = "+page_id+"and uid="+user_id;
FB.Data.query(fql_query).wait(function(rows) {
if (rows.length == 1 && rows[0].uid == user_id) {
console...
What is “with (nolock)” in SQL Server?
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If you use NOLOCK with a SELECT you run the risk of returning the same rows more than once (duplicated data) if data is ever inserted (or updated) into the table while doing a select.
– Ian Boyd
Sep 19 '13 at 0:...
How do you install Google frameworks (Play, Accounts, etc.) on a Genymotion virtual device? [duplica
...d by OpenGapps.
Simply follow these steps:
Visit opengapps.org
Select x86 as platform
Choose the Android version corresponding to your virtual device
Select nano as variant
Download the zip file
Drag & Drop the zip installer in new Genymotion virtual device (2.7.2 and abo...
How do I add more members to my ENUM-type column in MySQL?
... do not appear in your ENUM. What is the output of the following command?
SELECT DISTINCT country FROM carmake;
ANOTHER EDIT: What is the output of the following command?
SHOW VARIABLES LIKE 'sql_mode';
Is it STRICT_TRANS_TABLES or STRICT_ALL_TABLES? That could lead to an error, rather than the ...
How to have Emacs auto-refresh all buffers when files have changed on disk?
...GUI (Mine is GNU Emacs 25.1.1 on Windows 7):
Click "Options" in menubar
Select "Customize Emacs"
Select "Saved Options"
Then you should see a search field where you enter "global-auto-revert-mode" and press "Search" button
Click "Toggle" button and make sure it reads "on" to the right of the butt...
HttpSecurity, WebSecurity and AuthenticationManagerBuilder
...allows configuration of web based security at a resource level, based on a selection match - e.g. The example below restricts the URLs that start with /admin/ to users that have ADMIN role, and declares that any other URLs need to be successfully authenticated.
protected void configure(HttpSecurity...