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Why is whitespace sometimes needed around metacharacters?
...e { causes the {echo to be interpreted as a single token.
An equivalent form of
:(){ :|:& };:
would be
:(){
:|:& };:
Note that there is no space after { in the alternate version, but a line-break causes the shell to recognize { as a token.
...
Code signing certificate for open-source projects?
...Browse to Test ID and OpenSource Code Signing certificates, and submit the form.
The certificate will appear under Activate Certificates. Click Activate.
Go through the activation wizard. For Organization enter Open Source Developer. For Organizational Unit, enter Software Publishing.
You'll get an ...
Use RSA private key to generate public key?
... reverse. Generating one from the other is an equivalent problem. The .pem format contains a whole bunch of information, including both exponents, and so both keys, right?
– lynks
Jul 17 '13 at 16:47
...
What is the recommended batch size for SqlBulkCopy?
...is the recommended batch size for SqlBulkCopy ? I'm looking for a general formula I can use as a starting point for performance tuning.
...
Haskell: Where vs. Let
... there is also a conceptual difference in whether you want to put the main formula upfront with extra variables defined below (where) or whether you want to define everything upfront and put the formula below (let). Each style has a different emphasis and you see both used in math papers, textbooks,...
iPad/iPhone hover problem causes the user to double click a link
...
Special thanks for the information about the backround color for >iOS7. I spent some time trying to figure out when this started to work.
– staffang
Nov 23 '16 at 9:47
...
Implicit type conversion rules in C++ operators
...your expressions the int is promoted to a float before the operation is performed. The result of the operation is a float.
int + float => float + float = float
int * float => float * float = float
float * int => float * float = float
int / float => float / float = float
float / int ...
Allow CORS REST request to a Express/Node.js application on Heroku
...xchange.using('gps', function() { StackExchange.gps.track('embedded_signup_form.view', { location: 'question_page' }); });
$window.unbind('scroll', onScroll);
}
};
...
Are there legitimate uses for JavaScript's “with” statement?
...
I have been using the with statement as a simple form of scoped import. Let's say you have a markup builder of some sort. Rather than writing:
markupbuilder.div(
markupbuilder.p('Hi! I am a paragraph!',
markupbuilder.span('I am a span inside a paragraph')
)
)
You...
Why both no-cache and no-store should be used in HTTP response?
... directive and is intended to prevent storage of the representation in any form of cache whatsoever.
I say whatsoever, but note this in the RFC 2616 HTTP spec:
History buffers MAY store such responses as part of their normal operation
But this is omitted from the newer RFC 7234 HTTP spec in p...