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What data is stored in Ephemeral Storage of Amazon EC2 instance?
...olumes attached when you launch an Amazon EBS-backed instance are automatically deleted when the instance terminates" but you can modify that via configuration.
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How to insert a line break in a SQL Server VARCHAR/NVARCHAR string
...ng SSMS make sure the option Retain CR/LF on copy or save is checked, else all pasted results will loose the line feed. You find this at settings, query results, sql server, results to grid.
– Don Cheadle
May 16 '19 at 20:18
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How to send a JSON object over Request with Android?
...www.example.com/objects", se, "application/json", responseHandler);
It's all asynchronous, works well with Android and safe to call from your UI thread. The responseHandler will run on the same thread you created it from (typically, your UI thread). It even has a built-in resonseHandler for JSON, ...
File content into unix variable with newlines
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The assignment does not remove the newline characters, it's actually the echo doing this. You need simply put quotes around the string to maintain those newlines:
echo "$testvar"
This wil give the result you want. See the following transcript for a demo:
pax> cat num1.txt ; x=$(cat...
When should I use Inline vs. External Javascript?
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At the time this answer was originally posted (2008), the rule was simple: All script should be external. Both for maintenance and performance.
(Why performance? Because if the code is separate, it can easier be cached by browsers.)
JavaScript doesn't belon...
HSL to RGB color conversion
... The wikipedia article seems to suggest that only a single value is set to all 3 channels.
– Bill
Jan 14 '14 at 17:58
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iPhone Simulator - Simulate a slow connection?
...his will point you in right direction:
http://www.macosxhints.com/article.php?story=20080119112509736
There are some good open source solutions, too, but I so can't remember their names.
This question might help: How to throttle network traffic for environment simulation?
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Inserting HTML into a div
...t;/li></ol>';
Keep in mind that innerHTML is not accessable for all types of tags when using IE. (table elements for example)
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How can two strings be concatenated?
...','b'),'blah', c(1,2,3)) results in "a blah 1" "b blah 2" "a blah 3". Basically, it creates a vector of strings the same length as the longest vector that's passed in, and loops the other vectors/strings to the same length. Plenty of room for accidental behaviour there.
– naugh...
ActiveMQ or RabbitMQ or ZeroMQ or [closed]
...velopes are quite big.
ZeroMq is a very lightweight messaging system specially designed for high throughput/low latency scenarios like the one you can find in the financial world. Zmq supports many advanced messaging scenarios but contrary to RabbitMQ, you’ll have to implement most of them yourse...