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How to retrieve a file from a server via SFTP?
...ns HttpClient, amongst others.
It supports both user/pass and certificate-based logins nicely, as well as all a whole host of other yummy SSH2 features.
Here's a simple remote file retrieve over SFTP. Error handling is left as an exercise for the reader :-)
JSch jsch = new JSch();
String knownH...
Why is there huge performance hit in 2048x2048 versus 2047x2047 array multiplication?
...n your cache. L is always power of 2.
The six comes from fact that 2^6 == 64 bytes is standard size of cache line.
Now what does this mean? Well it means that if I have address X and address Y and
(X >> 6) - (Y >> 6) is divisible by L (i.e. some large power of 2), they will be stored ...
What is the runtime performance cost of a Docker container?
...
Here's some more benchmarks for Docker based memcached server versus host native memcached server using Twemperf benchmark tool https://github.com/twitter/twemperf with 5000 connections and 20k connection rate
Connect time overhead for docker based memcached seem...
Why should a Java class implement comparable?
...aim majority of interfaces are consumed by the user's code. In larger code bases, "yourself" quickly becomes "others"
– Enno Shioji
May 2 '17 at 6:01
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Can you use if/else conditions in CSS?
...
You could create two separate stylesheets and include one of them based on the comparison result
In one of the you can put
background-position : 150px 8px;
In the other one
background-position : 4px 8px;
I think that the only check you can perform in CSS is browser recognition:
Cond...
RSS Feeds in ASP.NET MVC
...ecommend:
Create a class called RssResult that
inherits off the abstract base class
ActionResult.
Override the ExecuteResult method.
ExecuteResult has the ControllerContext passed to it by the caller and with this you can get the data and content type.
Once you change the content type to rss, you ...
Javascript calculate the day of the year (1 - 366)
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The day component is base-1. i.e. to represent January 1st of this year, you'd use new Date(2014, 0, 1), and not new Date(2014, 0, 0) as you have here. Is that intentional? Perhaps that's what accounts for being off by one day as new Date(2014...
Group vs role (Any real difference?)
...thing more), groups and roles function just the same. Groups, however, are based on identity, whereas roles are meant to demarcate activity. Unfortunately, operating systems tend to blur the distinction, treating roles as groups.
You see a much clearer distinction with application or system-level r...
JavaScript unit test tools for TDD
...ght interest developers familiar with Ruby or Ruby on Rails. The syntax is based on RSpec that are used for testing in Rails projects.
Jasmine specs can be run from an html page (in qUnit fashion) or from a test runner (as Karma).
Jasmine is a behavior-driven development framework for testing your ...
View contents of database file in Android Studio
...devices to get the list of your devices
C:\Android\adt-bundle-windows-x86_64\sdk\platform-tools>adb devices
List of devices attached
emulator-xxxx device
3- Connect a shell to your device:
C:\Android\adt-bundle-windows-x86_64\sdk\platform-tools>adb -s emulator-xxxx shell
4- Navigate to...