Merge 7066a75f92 into 10872e02d1

add docker init command to docker cheatsheet

languages/C.txt

@@ -149,6 +149,7 @@ Operators
   ^=   	bitwise exclusive or and store
   |=   	bitwise or and store
   ,    	separator as in   ( y=x,z=++x )
+  ;     statement terminator.
 
 
 Operator precedence

languages/javascript.js

@@ -95,3 +95,84 @@ arr.reduce(callback[, initialValue])                 // Apply a function against
 arr.reduceRight(callback[, initialValue])            // Apply a function against an accumulator and each value of the array (from right-to-left) as to reduce it to a single value.
 arr.some(callback[, initialValue])                   // Returns true if at least one element in this array satisfies the provided testing function.
 arr.values()                                         // Returns a new Array Iterator object that contains the values for each index in the array.
+
+/* *******************************************************************************************
+ * GLOBAL OBJECTS > STRING
+ * https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String
+ * ******************************************************************************************* */
+
+// Global object: properties
+String.length                                        // Reflects the length of the string. Read-only.
+String.prototype                                     // Allows you to add properties and methods to the String object.
+
+// Global object: methods
+String.fromCharCode(num1[, ...[, numN]])             // Returns a string created from the specified sequence of UTF-16 code units.
+String.fromCodePoint(num1[, ...[, numN]])            // Returns a string created from the specified sequence of code points.
+String.raw(callSite, ...substitutions)               // Returns a string created from a raw template string.
+
+// Instance: properties
+str.length                                           // Reflects the length of the string. Read-only.
+
+// Instance: methods
+str.charAt(index)                                    // Returns the specified character from a string.
+str.charCodeAt(index)                                // Returns a number that is the UTF-16 code unit value at the given index.
+str.codePointAt(index)                               // Returns a non-negative integer that is the Unicode code point value.
+str.concat(string2, string3[,..., stringN])          // Combines the text of two or more strings and returns a new string.
+str.endsWith(searchString[, length])                 // Determines whether a string ends with the characters of a specified string.
+str.includes(searchString[, position])               // Determines whether one string may be found within another string.
+str.indexOf(searchValue[, fromIndex])                // Returns the index within the calling String object of the first occurrence of the specified value.
+str.lastIndexOf(searchValue[, fromIndex])            // Returns the index within the calling String object of the last occurrence of the specified value.
+str.localeCompare(compareString[, locales[, options]])// Returns a number indicating whether a reference string comes before, or after, or is the same as the given string in sort order.
+str.match(regexp)                                    // Retrieves the result of matching a string against a regular expression.
+str.matchAll(regexp)                                 // Returns an iterator of all results matching a string against a regular expression, including capturing groups.
+str.normalize([form])                                // Returns the Unicode Normalization Form of the string.
+str.padEnd(targetLength [, padString])               // Pads the current string with another string (multiple times, if needed) until the resulting string reaches the given length.
+str.padStart(targetLength [, padString])             // Pads the current string with another string (multiple times, if needed) until the resulting string reaches the given length. The padding is applied from the start of the current string.
+str.repeat(count)                                    // Constructs and returns a new string which contains the specified number of copies of the string on which it was called, concatenated together.
+str.replace(regexp|substr, newSubstr|function)       // Returns a new string with some or all matches of a pattern replaced by a replacement.
+str.replaceAll(regexp|substr, newSubstr|function)    // Returns a new string with all matches of a pattern replaced by a replacement.
+str.search(regexp)                                   // Executes a search for a match between a regular expression and this String object.
+str.slice(beginIndex[, endIndex])                    // Extracts a section of a string and returns it as a new string.
+str.split([separator[, limit]])                      // Divides a String into an ordered list of substrings, puts these substrings into an array, and returns the array.
+str.startsWith(searchString[, position])             // Determines whether a string begins with the characters of a specified string.
+str.substring(indexStart[, indexEnd])                // Returns the part of the string between the start and end index.
+str.toLocaleLowerCase([locale, localeN])             // The characters within a string are converted to lower case while respecting the current locale.
+str.toLocaleUpperCase([locale, localeN])             // The characters within a string are converted to upper case while respecting the current locale.
+str.toLowerCase()                                    // Returns the calling string value converted to lowercase.
+str.toString()                                       // Returns a string representing the specified object. Overrides the Object.prototype.toString() method.
+str.toUpperCase()                                    // Returns the calling string value converted to uppercase.
+str.trim()                                           // Trims whitespace from the beginning and end of the string.
+str.trimStart()                                      // Trims whitespace from the beginning of the string.
+str.trimEnd()                                        // Trims whitespace from the end of the string.
+
+/* *******************************************************************************************
+ * GLOBAL OBJECTS > NUMBER
+ * https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Number
+ * ******************************************************************************************* */
+
+// Global object: properties
+Number.EPSILON                                       // Represents the difference between 1 and the smallest floating-point number greater than 1.
+Number.MAX_SAFE_INTEGER                              // Represents the maximum safe integer in JavaScript (2^53 - 1).
+Number.MAX_VALUE                                     // Represents the maximum positive finite value of JavaScript.
+Number.MIN_SAFE_INTEGER                              // Represents the minimum safe integer in JavaScript (-(2^53 - 1)).
+Number.MIN_VALUE                                     // Represents the smallest positive finite value of JavaScript.
+Number.NaN                                           // Special "Not a Number" value.
+Number.NEGATIVE_INFINITY                             // Represents negative infinity.
+Number.POSITIVE_INFINITY                             // Represents positive infinity.
+Number.prototype                                     // Allows you to add properties and methods to a Number object.
+
+// Global object: methods
+Number.isFinite(value)                               // Determines whether the passed value is a finite number.
+Number.isInteger(value)                              // Determines whether the passed value is an integer.
+Number.isNaN(value)                                  // Determines whether the passed value is NaN.
+Number.isSafeInteger(value)                          // Determines whether the provided value is a number that is a safe integer.
+Number.parseFloat(string)                            // Parses a string argument and returns a floating point number.
+Number.parseInt(string[, radix])                     // Parses a string argument and returns an integer of the specified radix or base.
+
+// Instance: methods
+numObj.toExponential([fractionDigits])               // Returns a string representing the number in exponential notation.
+numObj.toFixed([digits])                             // Returns a string representing the number in fixed-point notation.
+numObj.toLocaleString([locales[, options]])          // Returns a string with a language sensitive representation of this number. Overrides the Object.prototype.toLocaleString() method.
+numObj.toPrecision([precision])                      // Returns a string representing the number to a specified precision in fixed-point or exponential notation.
+numObj.toString([radix])                             // Returns a string representing the specified object. Overrides the Object.prototype.toString() method.
+numObj.valueOf()                                     // Returns the primitive value of a Number object.

tools/docker.sh

@@ -2,7 +2,7 @@
 # DOCKER
 ##############################################################################
 
-
+docker init                                 # Creates Docker-related starter files 
 docker build -t friendlyname .              # Create image using this directory's Dockerfile
 docker run -p 4000:80 friendlyname          # Run "friendlyname" mapping port 4000 to 80
 docker run -d -p 4000:80 friendlyname       # Same thing, but in detached mode