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How to concatenate stdin and a string?
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use cat - to read from stdin, and put it in $() to throw away the trailing newline
echo input | COMMAND "$(cat -)string"
However why don't you drop the pipe and grab the output of the left side in a command substitution:
COMMAND "$(ec...
SPA best practices for authentication and session management
...o the API, where the server/API validates the token. It can't be decrypted/read without the private key (which the server/API stores secretly) Read update.
The new (more secure) flow would be:
Login
User logs in and sends login credentials to API (over SSL/HTTPS)
API receives login credentials
I...
Django REST Framework: adding additional field to ModelSerializer
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Note that SerializerMethodField is read-only, so this won't work for incoming POST/PUT/PATCH.
– Scott A
Aug 4 '15 at 19:12
25
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Are there any suggestions for developing a C# coding standards / best practices document? [closed]
...primarily as I'm the first 'adopter' in the department) to create a basic (read useful?) C# coding standards document.
26 ...
What is causing this ActiveRecord::ReadOnlyRecord error?
...rom the ActiveRecord CHANGELOG(v1.12.0, October 16th, 2005):
Introduce read-only records. If you call object.readonly! then it will
mark the object as read-only and raise
ReadOnlyRecord if you call
object.save. object.readonly? reports
whether the object is read-only.
Passing :reado...
How to break out of a loop from inside a switch?
... condition.
Implies that it loops forever.
Code within the loop must be read to understand the terminating clause.
Loops that repeat forever prevent the user from terminating the program from within the program.
Is inefficient.
There are multiple loop termination conditions, including checking...
What is REST? Slightly confused [closed]
...ures" (available online from the University of California, Irvine).
First read Ryan Tomayko's post How I explained REST to my wife; it's a great starting point. Then read Fielding's actual dissertation. It's not that advanced, nor is it long (six chapters, 180 pages)! (I know you kids in school li...
AngularJS: How can I pass variables between controllers?
... of a service is wrong (but convenient). I started using $cacheFactory to read and write data. I use almost an identical service as Gloopy but instead of storing state in the service, it is now in the cache. First create a cache service: angular.module('CacheService', ['ng']) .factory('CacheSer...
Why do results vary based on curly brace placement?
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@SeanMcMillan I've definetly read articles about it but I can't seem to find any of them from a quick search. I remember that putting return /* and then */{ would effectively comment out the hidden semi-colon in older versions of chrome. Not sure if tha...
What is Unicode, UTF-8, UTF-16?
...he beginning of a data stream which indicates endianness. Thus, if you are reading UTF-16 input, and no endianness is specified, you must check for this.
As can be seen, UTF-8 and UTF-16 are nowhere near compatible with each other. So if you're doing I/O, make sure you know which encoding you are ...