AnnoDominiBeginning returns the first time instant of the AD (modern) epoch in the given location.

AppendErr appends err to errors if it is not nil and returns the result.

AppendErrs appends newErrs to errors and returns the result.

BackoffLogger uses level "warn" by default.

BeforeChristEnding returns the first time instant AFTER the end of the BC (pre-modern) epoch in the given location.

DelayFunc delays the execution of the given func by the given duration.

ForEachErr is for calling function for each element of slice which may return error.

GetFreePort returns free port in operating system that you can use for deploying your service.

IsASCIIPrintable - determines if this is string (safe to printing) or binary buffer taken from: https://stackoverflow.com/a/24677132.

IsOpen Beware, this function consumes an item from the channel.

JSONMarshalUnescape writes the JSON encoding of v to the byte slice, does not make HTML Escape (like json.Marshal).

LowerCamelCase converts a string into camel case starting with a lower case letter.

MakeChanWithError constructs a buffered channel with capacity 1, writes the given error into it and returns the channel.

MapErr is for applying mapping function to slice which may return error.

MapKeysInOrder returns a sorted slice of all the keys in the given map.

NewErrs returns a slice of error.

NewIfNil returns specified ptr, initializing it with new object if ptr is nil.

NewSmartTimer constructs a timer with the given duration and puts it into "fired" state.

PrefixErrors prefixes each error within the supplied Errors slice with the string pfx.

Simplified version of https://github.com/alessio/shellescape/blob/master/shellescape.go.

ToString returns a string representation of errors.

UniqueErrors returns the unique errors from the supplied Errors slice.

UpperCamelCase converts a string into camel case starting with a upper case letter.

use hasher with once allocated slice [sha256.Size]byte for result instead of sha256.Sum256() function to avoid extra memory allocations.

LineSplitter splits text, taking into account line breaks, and writes those entries into the given writer.

Rollbacks is cancellable caller of rollback functions.

SmartTimer is an object that can be waited on for time to pass.

XDArray Multidimensional array with arbitrary item type.

Errors is a slice of error.