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Eventual consistency in plain English
...ror their data lake, without regard to if it will work or not, and with no testing, because they know what they are doing. Then they will act surprised when complex objects stored in separate documents like “orders” have less “order items” than expected, or maybe none at all. But it won’...
Why are Standard iterator ranges [begin, end) instead of [begin, end]?
...then it is a bug. By the way, that king of error is easy to find with unit testing or assertions.
– Phil1970
May 12 '17 at 3:55
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How to use shared memory with Linux in C
...
try this code sample, I tested it, source: http://www.makelinux.net/alp/035
#include <stdio.h>
#include <sys/shm.h>
#include <sys/stat.h>
int main ()
{
int segment_id;
char* shared_memory;
struct shmid_ds shmbuffer;
...
ActiveMQ or RabbitMQ or ZeroMQ or [closed]
...t, due to ongoing improvements in all the MQs. Most or all of the MQs they tested are better, in some sense, by now.
– Paul Legato
Feb 15 '13 at 0:45
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What is the difference between a var and val definition in Scala?
...t) {
var value = n
}
class B(n: Int) {
val value = new A(n)
}
object Test {
def main(args: Array[String]) {
val x = new B(5)
x = new B(6) // Doesn't work, because I can't replace the object created on the line above with this new one.
x.value = new A(6) // Doesn't work, because I...
When should I use a NoSQL database instead of a relational database? Is it okay to use both on the s
... is not a viable solution, for all other things I use MySQL (or SQLite for testing).
If you need a NoSQL db you usually know about it, possible reasons are:
client wants 99.999% availability on
a high traffic site.
your data makes
no sense in SQL, you find yourself
doing multiple JOIN queries for...
Is “argv[0] = name-of-executable” an accepted standard or just a common convention?
... When can argv[0] have null?
empty: Can argv[0] contain an empty string?
Tested on Ubuntu 16.10.
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How do I change the root directory of an apache server? [closed]
...x". The result is /etc/apache2/sites-available/000-default.conf. I haven't tested this out, but it may help some folks.
– Nick
Sep 26 '14 at 12:23
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What is the list of valid @SuppressWarnings warning names in Java?
... a nonexistent path in environment paths (such as classpath).
The latest available javac (1.6.0_13) for mac have the following supported warnings
all
cast
deprecation
divzero
empty
unchecked
fallthrough
path
serial
finally
overrides
...
Xcode changes unmodified storyboard and XIB files
...n. Because sets do not preserve the order of their elements, even the slightest modification could change the whole storyboard XML file.
Why does the class tag disappear or reappear randomly?
The <class> section is nothing more than an internal Xcode cache. Xcode use it to cache information ab...