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How to undo the effect of “set -e” which makes bash exit immediately if any command fails?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Is there a better alternative than this to 'switch on type'?
...ictionary from Type to Action (or some other delegate). Look up the action based on the type, and then execute it. I've used this for factories before now.
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How can I use jQuery in Greasemonkey scripts in Google Chrome?
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I have written a few functions based on the Erik Vold's script to help run me run functions, code and other scripts in a document. You can use them to load jQuery into the page and then run code under the global window scope.
Example Usage
// ==UserScrip...
How to send file contents as body entity using cURL
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Mongoose's find method with $or condition does not work properly
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How to calculate the CPU usage of a process by PID in Linux from C?
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I wrote two little C function based on cafs answer to calculate the user+kernel cpu usage of of an process:
https://github.com/fho/code_snippets/blob/master/c/getusage.c
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How to use SQL Order By statement to sort results case insensitive?
I have a SQLite database that I am trying to sort by Alphabetical order. The problem is, SQLite doesn't seem to consider A=a during sorting, thus I get results like this:
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Differences between socket.io and websockets
...s) => {
console.error('express connection');
res.sendFile(path.join(__dirname, 'ws.html'));
});
app.ws('/', (s, req) => {
console.error('websocket connection');
for (var t = 0; t < 3; t++)
setTimeout(() => s.send('message from server', ()=>{}), 1000*t);
});
app.listen(3001...
What is Common Gateway Interface (CGI)?
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PHP is still based heavily on the CGI protocol, most of the content of $_SERVER is straight from the CGI spec. And "CGI programming" always did mean the program processing the request, not the implementation of the protocol itself. If you...
How do I create a custom iOS view class and instantiate multiple copies of it (in IB)?
...ttons are pushed, but this example should get you well on your way.
Notes based on comments:
It is worth noting that if you are getting infinite recursion problems you probably missed the subtle trick of this solution. It's not doing what you think it's doing. The view that is put in the storyboar...