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mongodb: insert if not exists
...hese records, determine if there's an update, and if so, issue the update, including updating the 'updated' timestamp.
Unfortunately, we should note, MongoDB 2.4 and below do NOT include a bulk update operation. They're working on that.
Key Optimization Points:
The inserts will vastly speed ...
What should I put in a meteor .gitignore file?
... settings.json, especially if you have environment specific information to include API keys.
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Is there a command for formatting HTML in the Atom editor?
...tify, for example, has 685,927 downloads as of now... 9 in the last 10min, including mine!
– Ricardo
Dec 29 '15 at 21:01
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A Java collection of value pairs? (tuples?)
... exists in Apache commons. Please, just copy the code if you don't want to include the JAR but stop reinventing the wheel!
– cquezel
Mar 18 '13 at 20:20
39
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RabbitMQ message size and types
...48).
Reference: https://github.com/rabbitmq/rabbitmq-common/blob/v3.7.21/include/rabbit.hrl#L279
It has been 512 MiB since version 3.8.0:
%% Max message size is hard limited to 512 MiB.
%% If user configures a greater rabbit.max_message_size,
%% this value is used instead.
-define(MAX_MSG_SIZE, ...
\d is less efficient than [0-9]
...al digit. It is equivalent to the \p{Nd} regular expression pattern, which includes the standard decimal digits 0-9 as well as the decimal digits of a number of other character sets."
– İsmet Alkan
May 18 '13 at 7:51
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How do I detect if I am in release or debug mode?
...S)
{
// enable crashlytics and answers (Crashlytics by default includes Answers)
Fabric.with(this, new Crashlytics());
}
use the same concept in your app and rename ENABLE_CRASHLYTICS to anything you want. I like this approach because I can see the flag in the configuration...
C library function to perform sort
...It does its magic and your array is sorted in-place. An example follows:
#include <stdio.h>
#include <stdlib.h>
int comp (const void * elem1, const void * elem2)
{
int f = *((int*)elem1);
int s = *((int*)elem2);
if (f > s) return 1;
if (f < s) return -1;
retu...
Is there a way to take a screenshot using Java and save it to some sort of image?
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Robot does not include the mouse in the screen capture. Is there a similar function which does the exact same thing, but DOES include the mouse?
– nullUser
Jun 27 '13 at 15:14
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Rails: What's a good way to validate links (URLs)?
...d
Of course, there are tons of improvements you can apply to this method, including checking for a path or a scheme.
Last but not least, you can also package this code into a validator:
class HttpUrlValidator < ActiveModel::EachValidator
def self.compliant?(value)
uri = URI.parse(value)
...