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How do I move a redis database from one server to another?
...ew cloud instance and use that instance as my new redis server. If it were MySQL, I would export the DB from the old server and import it into the new server. How should I do this with redis?
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JPA: what is the proper pattern for iterating over large result sets?
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I tried the answers presented here, but JBoss 5.1 + MySQL Connector/J 5.1.15 + Hibernate 3.3.2 didn't work with those. We've just migrated from JBoss 4.x to JBoss 5.1, so we've stuck with it for now, and thus the latest Hibernate we can use is 3.3.2.
Adding couple of extra pa...
How do I use sudo to redirect output to a location I don't have permission to write to?
...is performed by your shell which does not have the permission to write to /root/test.out. The redirection of the output is not performed by sudo.
There are multiple solutions:
Run a shell with sudo and give the command to it by using the -c option:
sudo sh -c 'ls -hal /root/ > /root/test.out'...
sendmail: how to configure sendmail on ubuntu? [closed]
...t the following, matching up to your smtp server:
AuthInfo:your.isp.net "U:root" "I:user" "P:password"
#Generate the Authentication database, make both files readable only by root
makemap hash client-info < client-info
chmod 600 client-info
cd ..
Add the following lines to sendmail.mc, but bef...
Can I change the root EBS device of my amazon EC2 instance?
I have an EBS backed Amazon EC2 instance. I would like to change the root device on this instance. Can you please advise the best way to go about this?
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What is the difference between integration and unit tests?
...othing about where the problem is. It communicates me the symptom, not the root cause.
Yet, DoSomething's unit test is green, because it's using a fake Log, built to never break. And, yes: it's clearly lying. It's communicating a broken feature is working. How can it be useful?
(If DoSomething()'s...
How can I reset a react component including all transitively reachable state?
...mention and state of children is reset, you can add a key attribute to the root-level component returned by render; when it changes, that component will be thrown away and created from scratch.
render: function() {
// ...
return <div key={uniqueId}>
{children}
</div>...
Can someone explain in simple terms to me what a directed acyclic graph is?
... Andriyev, +1 for the deadlock example. This is in fact used by MySQL's InnoDB engine, and they call it a "wait-for-graph", as in, "that row has to wait for the lock on that row to be released"
– Roland Bouman
Feb 17 '10 at 19:40
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MVC4 StyleBundle not resolving images
...t they each have their own images folders, e.g. my main site CSS is in the root CSS folder and then jquery-ui is inside that with its own images folder, so I just specify 2 bundles, one for my base CSS and one for jQuery UI - which is maybe not uber-optimal in terms of requests, but life is short. C...
How to parse the AndroidManifest.xml file inside an .apk package
...etIntents
Most apps are stored in /system/app which is readable without root my Evo, other apps are in /data/app which I needed root to see. The 'path' argument above would be something like: "/system/app/Weather.apk"
sh...