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Why is exception handling bad?
...ly; since the finally block is guaranteed to be executed, objects can be deallocated there. The rest should be taken care of by variables going out of scope and garbage collection.
– Robert Harvey
Nov 17 '09 at 17:20
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How to remove old Docker containers
...ntainers in an elegant way.
And by Bartosz Bilicki, for Windows:
FOR /f "tokens=*" %i IN ('docker ps -a -q') DO docker rm %i
For PowerShell:
docker rm @(docker ps -aq)
An update with Docker 1.13 (Q4 2016), credit to VonC (later in this thread):
docker system prune will delete ALL unused da...
How do I syntax check a Bash script without running it?
...tax: ["$var" is syntactically a valid command-name expression; similarly, tokens == and "$string" are valid command arguments. (Generally, builtin [ is parsed with command syntax, whereas [[ - as a shell keyword - is parsed differently.) The shell builtin [ does not delegate to the "test program" (...
How to pass payload via JSON file for curl?
...not some other error is probably because the server can't extract the auth_token from your request.
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Origin is not allowed by Access-Control-Allow-Origin
...ested-With is not allowed by Access-Control-Allow-Headers.
Also, if auth token needs to be sent, add this too
"Access-Control-Allow-Credentials" -> "true"
Also, at client, set withCredentials
this causes 2 requests to sent to the server, one with OPTIONS. Auth cookie is not send with it, he...
Django optional url parameters
... the regex: (?:/(?P<title>[a-zA-Z]+)/)?
Making a Regex Django URL Token Optional
Another, easier to follow way is to have multiple rules that matches your needs, all pointing to the same view.
urlpatterns = patterns('',
url(r'^project_config/$', views.foo),
url(r'^project_config/(...
Functional programming - is immutability expensive? [closed]
...his algorithm has a very poor cache locality. I don’t know whether smart allocators in modern functional programming languages can mitigate this – but on modern machines, cache misses have become a major performance killer.
What’s the conclusion? Unlike others, I wouldn’t say that quickso...
Javascript and regex: split string and keep the separator
...shes that follow directories
var str = 'Animation/rawr/javascript.js';
var tokens = str.match(/[^\/]+\/?|\//g);
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How to detect the OS from a Bash script?
... add a command like source somefile ; , I get syntax error near unexpected token elif.
– oarfish
Dec 7 '17 at 20:05
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How to strip HTML tags from string in JavaScript? [duplicate]
...e <script>alert('hi');</script>. Then it crashes with "illegal token at" etc..
– Till
Aug 19 '12 at 1:04
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