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What is the shortest function for reading a cookie by name in JavaScript?
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Clever, but silly to write it that way to save 1 byte.
– The Muffin Man
May 26 '16 at 3:45
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When should a class be Comparable and/or Comparator?
... ways of comparing two instances of a type - e.g. you could compare people by age, name etc.
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Browse the files created on a device by the iOS application I'm developing, on workstation?
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I am trying to access my .sqlite file created by core data.. but the downloaded .sqlite from the container does not have any values, however, I can Log the values in the debugger. Data is being stored in the DB but the downloaded container shows empty database.
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What is the difference between Builder Design pattern and Factory Design pattern?
...Wikipedia:
Builder focuses on constructing a
complex object step by step. Abstract
Factory emphasizes a family of product
objects (either simple or complex).
Builder returns the product as a final
step, but as far as the Abstract
Factory is concerned, the product gets
returned ...
Why do I need to override the equals and hashCode methods in Java?
...l if their importantField is equal (with hashCode() and equals() generated by eclipse)
public class MyClass {
private final String importantField;
private final String anotherField;
public MyClass(final String equalField, final String anotherField) {
this.importantField = equal...
How to send password securely over HTTP?
...ows:
The username and password are combined into a string separated by a
colon, e.g.: username:password
The resulting string is encoded using
the RFC2045-MIME variant of Base64, except not limited to 76
char/line.
The authorization method and a space i.e. "Basic " is then
put b...
Pacman: how do the eyes find their way back to the monster hole?
... eyes find their way back to the central ghost hole after a ghost is eaten by Pacman.
22 Answers
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Fastest Way to Find Distance Between Two Lat/Long Points
... the answer has NOT been edited to accord with the very valid comment made by @M. Dave Auayan. Further notes: This method goes pearshaped if the circle of interest (a) includes a pole or (b) is intersected by the +/-180 degree meridian of longitude. Also using cos(lon) is accurate only for smallish ...
An async/await example that causes a deadlock
...nc (within the UI/ASP.NET context).
GetJsonAsync starts the REST request by calling HttpClient.GetStringAsync (still within the context).
GetStringAsync returns an uncompleted Task, indicating the REST request is not complete.
GetJsonAsync awaits the Task returned by GetStringAsync. The contex...
Objective-C categories in static library
... try make short summary of my searches and experiments.
Problem was caused by (citation from apple Technical Q&A QA1490 https://developer.apple.com/library/content/qa/qa1490/_index.html):
Objective-C does not define linker
symbols for each function (or method,
in Objective-C) - instead, linker
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