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Using Kafka as a (CQRS) Eventstore. Good idea?
...an event store however to quote their intro:
The Kafka cluster retains all published messages—whether or not they
have been consumed—for a configurable period of time. For example if
the retention is set for two days, then for the two days after a
message is published it is available f...
Get the current displaying UIViewController on the screen in AppDelegate.m
...d can be easily reused.
So I created a category on UIWindow. You can now call visibleViewController on UIWindow and this will get you the visible view controller by searching down the controller hierarchy. This works if you are using navigation and/or tab bar controller. If you have another type of...
How to start working with GTest and CMake
...that I just tested. It downloads directly from the web, either a fixed tarball, or the latest subversion directory.
cmake_minimum_required (VERSION 3.1)
project (registerer)
##################################
# Download and install GoogleTest
include(ExternalProject)
ExternalProject_Add(gtest
...
No secret option provided to Rack::Session::Cookie warning?
...
Update your rails gems as this is backported to all supported rails gems. note @henrik-n
– shadowbq
Feb 4 '13 at 11:14
add a comment
...
Clear form field after select for jQuery UI Autocomplete
...it works around line 109 here.
The code in there checks for false specifically:
if ( false !== self._trigger( "select", event, { item: item } ) ) {
self.element.val( item.value );
}
share
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imp...
How do I merge two dictionaries in a single expression in Python (taking union of dictionaries)?
...tionaries in a single expression?
For dictionaries x and y, z becomes a shallowly merged dictionary with values from y replacing those from x.
In Python 3.5 or greater:
z = {**x, **y}
In Python 2, (or 3.4 or lower) write a function:
def merge_two_dicts(x, y):
z = x.copy() # start with x's ...
How to enable C++11 in Qt Creator?
...The problem was, I wasn't able to delete your duplicate/incomplete answer, all I could do was to downvote it. Now that you have edited it to make it more presentable, I am happy with just the downvote.
– nurettin
Aug 21 '14 at 12:55
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Is 1.0 a valid output from std::generate_canonical?
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@user quality of implementation - all the things that make one conformant implementation better than another e.g. performance, behavior in edge cases, helpfulness of error messages.
– ecatmur
Sep 4 '14 at 20:09
...
Build vs new in Rails 3
...ng a new Client object from the clients collection, and so it can automatically set the firm_id to some_firm.id, whereas the docs are calling Client.new which has no knowledge of any Firm's id at all, so it needs the firm_id passed to it.
The only difference between some_firm.clients.new and some_f...
How can I switch my git repository to a particular commit
...
To create a new branch (locally):
With the commit hash (or part of it)
git checkout -b new_branch 6e559cb
or to go back 4 commits from HEAD
git checkout -b new_branch HEAD~4
Once your new branch is created (locally), you might want to replicate...