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Why should C++ programmers minimize use of 'new'?
... discipline and have other potential issues (copyability, reference loops, etc.).
Also, in heavily multithreaded scenarios, new is a point of contention between threads; there can be a performance impact for overusing new. Stack object creation is by definition thread-local, since each thread has i...
Transactions in REST?
...s for different stages of a transaction (proposal, purchase order, receipt etc). Even more for buying a house, with settlement etc.
OTOH This feels like playing with semantics to me; I'm uncomfortable with the nominalization of converting verbs into nouns to make it RESTful, "because it uses nouns ...
Design patterns or best practices for shell scripts [closed]
...t talk about best practices or design patterns for shell scripts (sh, bash etc.)?
9 Answers
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What are the functional differences between NW.js, Brackets-Shell and Electron?
....13.0-alpha0
There is much more to see in the wiki including Menu, Tray, etc.
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What specific productivity gains do Vim/Emacs provide over GUI text editors?
...tools (shell commands, scripts, compilers, version control systems, ctags, etc.) than most editors. Even something simple like :.!, to pipe a command's output into a buffer, is something you won't find in most GUI editors.
A tabbed interface is not as nice as the "windowed" interface that Vim/Emacs...
Uses for Optional
...sirable" ways (e.g. as method parameters, in collections, in constructors, etc.) if that really is not intended usage?
– skomisa
Feb 20 '15 at 0:33
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Pros and cons of AppSettings vs applicationSettings (.NET app.config / Web.config)
...simpler. If you only need a couple of literal values (bools, ints, string, etc) then this approach gives the most bang for the buck. If you need structured data, namespace separation, XSD supported validation/completion, etc, then a custom section might be a better fit. Another option is to ignore t...
What are the big improvements between guava and apache equivalent libraries?
We currently use apache collections, string utils, etc. I need to decide if we should switch from the apache foundations implementation.
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Shortest distance between a point and a line segment
...ass vec2 {float x,y;}, essentially, with operators to add, subract, scale, etc, and a distance and dot product function (i.e. x1 x2 + y1 y2).
float minimum_distance(vec2 v, vec2 w, vec2 p) {
// Return minimum distance between line segment vw and point p
const float l2 = length_squared(v, w); /...
Protecting executable from reverse engineering?
... how code works. Finding creative ways to break disassemblers, debuggers, etc is both likely to be more effective and also more intellectually satisfying than just generating reams of horrible spaghetti code. This does nothing to block a determined attacker, but it does increase the likelihood tha...