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cannot convert data (type interface {}) to type string: need type assertion
... range items {
value, ok := item.(T)
dosomethingWith(value)
}
Performance
As for performance, it can be slower than direct access to the actual value as show in this stackoverflow answer.
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jQuery document.ready vs self calling anonymous function
...F or not. If so, and this site is using jQuery, then this is the shortened form of the jQuery document.ready helper function, which will schedule the given function to execute once the DOM is available. The helper function itself will run as soon as it is read, but the function you supply it with wi...
What does $(function() {} ); do?
...ople who aren't experienced with jQuery may see, it's best to use the long form." - learn.jquery.com
– thdoan
Mar 2 '17 at 3:47
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REST API Best practices: args in query string vs in request body
...e bodies, which essentially takes advantage of SOP and prevents very basic forms of social engineering/phishing attacks
– Rice
Aug 19 '19 at 22:03
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R script line numbers at error?
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hirse
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answered Sep 18 '09 at 18:17
Dirk EddelbuettelDirk...
Converting pfx to pem using openssl
...le to separate public and private key PEM files:
Extracts the private key form a PFX to a PEM file:
openssl pkcs12 -in filename.pfx -nocerts -out key.pem
Exports the certificate (includes the public key only):
openssl pkcs12 -in filename.pfx -clcerts -nokeys -out cert.pem
Removes the password...
What does a just-in-time (JIT) compiler do?
...nd of VM instructions) on the fly (or just-in-time, as it's called) into a form that's usually faster, typically the host CPU's native instruction set. A JIT has access to dynamic runtime information whereas a standard compiler doesn't and can make better optimizations like inlining functions that a...
std::string length() and size() member functions
...ion optional "noise words" giving umpteen identically equivalent syntactic forms to express one concept) will no doubt be complaining that Ruby, and especially C++, just don't go far enough in offering such synonymical redundancy;-).
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How do you make a WPF slider snap only to discrete integer positions?
All too often I want a WPF slider that behaves like the System.Windows.Forms.TrackBar of old. That is, I want a slider that goes from X to Y but only allows the user to move it in discrete integer positions.
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git: switch branch without detaching head
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$window.unbind('scroll', onScroll);
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