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Master-master vs master-slave database architecture?
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There's a fundamental tension:
One copy: consistency is easy, but if it happens to be down everybody is out of the water, and if people are remote then may pay horrid communication costs. Bring portable devices, which may need to operate disconnected, into the picture and one copy won't cut it.
M...
Get OS-level system information
I'm currently building a Java app that could end up being run on many different platforms, but primarily variants of Solaris, Linux and Windows.
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How do I load the contents of a text file into a javascript variable?
I have a text file in the root of my web app http://localhost/foo.txt and I'd like to load it into a variable in javascript.. in groovy I would do this:
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How do I create a new Swift project without using Storyboards?
...ion:
Classes and structures must set all of their stored properties to an appropriate initial value by the time an instance of that class or structure is created. Stored properties cannot be left in an indeterminate state.
Properties of optional type are automatically initialized with a value of ni...
Sign APK without putting keystore info in build.gradle
...oject 'RootProjectName' where line 24 is the one with the if-block. Adding apply plugin: 'com.android.application' to the root build.gradle also lets the build fail. What am I doing wrong?
– PhilLab
Mar 9 '15 at 13:32
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How can I make setInterval also work when a tab is inactive in Chrome?
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Great! This approach should be used when you exactly need timers to be working but not just to fix some animation issues!
– Konstantin Smolyanin
Apr 18 '13 at 11:23
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How can I include a YAML file inside another?
...ly easy to do.
I have used YAML as a configuration language in my python apps, and in this case often define a convention like this:
>>> main.yml <<<
includes: [ wibble.yml, wobble.yml]
Then in my (python) code I do:
import yaml
cfg = yaml.load(open("main.yml"))
for inc in cf...
Is That REST API Really RPC? Roy Fielding Seems to Think So
A large amount of what I thought I knew about REST is apparently wrong - and I'm not alone. This question has a long lead-in, but it seems to be necessary because the information is a bit scattered. The actual question comes at the end if you're already familiar with this topic.
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Unable to start debugging because the object invoked has disconnected from its clients
...udio 2012 (version 11.0.61030.00 update 4). When debugging a local console application I get the following error when I start debugging (F5):
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How to pass a variable from Activity to Fragment, and pass it back?
I am currently making an android app, and I want to pass a date between activity and fragment.
My activity has a button, which opens the fragment: DatePickerFragment.
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