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Try catch statements in C
...xistent in another languages. Googled for a while this but with no result. From what I know, there is not such a thing as try/catch in C. However, is there a way to "simulate" them?
Sure, there is assert and other tricks but nothing like try/catch, that also catch the raised exception. Thank you
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correct way to use super (argument passing)
...hat case, you can't pop the key-value pairs off of **kwargs or remove them from *args. Instead, you can define a Base class which unlike object, absorbs/ignores arguments:
class Base(object):
def __init__(self, *args, **kwargs): pass
class A(Base):
def __init__(self, *args, **kwargs):
...
How does Chrome's “Request Desktop Site” option work?
...if you "Request desktop site" it will change the User-Agent and re-request from somesite.com
Unless: you had gone directly in on the mobile URL of somesite.com/m in the first place, in which case it just reloads somesite.com/m.
I would expect that this works with HTTP 301 and 302 redirects, I know...
Rails: Adding an index after adding column
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@tomb I used the example from the original question. :table is the actual table name, so in the case of a users table, you'd substitute :users for :table.
– Jaap Haagmans
Sep 13 '18 at 9:24
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How to split one string into multiple strings separated by at least one space in bash shell?
...d ''; it cannot be omitted), but this might give you an unexpected newline from <<<"$var" (as this implicitly adds an LF at the end).
Example:
touch NOPE
var="* a *"
read -ra arr <<<"$var"
for a in "${arr[@]}"; do echo "[$a]"; done
Outputs the expected
[*]
[a]
[*]
as this soluti...
Bash conditionals: how to “and” expressions? (if [ ! -z $VAR && -e $VAR ])
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From the bash manpage:
[[ expression ]] - return a status of 0 or 1 depending on the evaluation of the conditional expression expression.
And, for expressions, one of the options is:
expression1 && expressi...
ActiveMQ or RabbitMQ or ZeroMQ or [closed]
... Having worked in RabbitMQ and ActiveMQ I would recommend you stay away from ActiveMQ. The releases are very buggy, and I had no end of problems with machines going down and memory leaks etc... RabbitMQ on the other hand just works. After I plugged it in I've NEVER had to look at it again. It jus...
Vim: Move cursor to its last position
...) any motion command other than the i j k l movements. (The complete list, from the help docs, is "'"', "`", "G", "/", "?", n", "N", "%", "(", ")", "[[", "]]", "{", "}", ":s", ":tag", "L", "M", H" and the commands that start editing a new file.) So no, this won't "undo" 2j or similar, but it will wo...
How to simulate a click by using x,y coordinates in JavaScript?
...into thinking it was clicked.
All modern browsers support document.elementFromPoint and HTMLElement.prototype.click(), since at least IE 6, Firefox 5, any version of Chrome and probably any version of Safari you're likely to care about. It will even follow links and submit forms:
document.element...
Get hostname of current request in node.js Express
...the hostname that a request object I'm sending a response to was requested from.
5 Answers
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