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How to deal with floating point number precision in JavaScript?
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From the Floating-Point Guide:
What can I do to avoid this problem?
That depends on what kind of
calculations you’re doing.
If you really need your results to add up exactly, especially when you
work with money: use a special ...
What is INSTALL_PARSE_FAILED_NO_CERTIFICATES error?
... CAUTION mentioned in the documentation:
http://developer.android.com/guide/publishing/app-signing.html#signapp
Caution: As of JDK 7, the default signing algorithim has changed, requiring you to specify the signature and digest algorithims (-sigalg and -digestalg) when you sign an APK.
I...
Should I use alias or alias_method?
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The rubocop gem contributors propose in their Ruby Style Guide:
Prefer alias when aliasing methods in lexical class scope as the
resolution of self in this context is also lexical, and it
communicates clearly to the user that the indirection of your alias
will not be alte...
Setup a Git server with msysgit on Windows [closed]
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After following Tim Davis' guide and Steve's follow-up, here is what I did:
Server PC
Install CopSSH, msysgit.
When creating the CopSSH user, uncheck Password Authentication and check Public Key Authentication so your public/private keys will work.
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What's the “Content-Length” field in HTTP header?
...f the response the connection must be closed.
The following resource is a guide that I found very useful when learning about HTTP:
HTTP Made Really Easy.
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What is the purpose of willSet and didSet in Swift?
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Excerpt From: Apple Inc. “The Swift Programming Language.” iBooks. https://itun.es/ca/jEUH0.l
I suspect it's to allow for things we would traditionally do with KVO such as data binding with UI elements, or triggering side effects of changing a property, triggering a sync process, background...
Large Object Heap Fragmentation
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The strings are a mix of Guids (which we use) and string keys which are readily identifiable. I can see where they are generated, but they are never (directly) added to object arrays and we do not explicitly create 128 element arrays. These small arr...
Remove first element from $@ in bash [duplicate]
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Use shift?
http://tldp.org/LDP/Bash-Beginners-Guide/html/sect_09_07.html
Basically, read $1 for the first argument before the loop (or $0 if what you're wanting to check is the script name), then use shift, then loop over the remaining $@.
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MongoDB relationships: embed or reference?
...ers for a threshold does contain some additional pointers that should help guide your decision.
– Chris Bloom
Oct 24 '17 at 21:05
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Swift: Testing optionals for nil
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From swift programming guide
If Statements and Forced Unwrapping
You can use an if statement to find out whether an optional contains a
value. If an optional does have a value, it evaluates to true; if it
has no value at all, it evalu...