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What is the difference between . (dot) and $ (dollar sign)?
...y purpose of the . operator is not to avoid parentheses, but to chain functions. It lets you tie the output of whatever appears on the right to the input of whatever appears on the left. This usually also results in fewer parentheses, but works differently.
Going back to the same example:
putStrL...
Glorified classes in the Java language
...tring as well). It does other things as well (automatic static method creation, serialization handling, etc.), but those could theoretically be accomplished with code - it is just a lot of boilerplate, and some of the constraints could not be enforced in subclasses (e.g. the special subclassing rule...
Create Windows service from executable
...t; binPath= "<path_to_the_service_executable>"
You must have quotation marks around the actual exe path, and a space after the binPath=.
More information on the sc command can be found in Microsoft KB251192.
Note that it will not work for just any executable: the executable must be a Wind...
How to save and load cookies using Python + Selenium WebDriver
...on's Selenium WebDriver to a txt-file, then load them later? The documentation doesn't say much of anything about the getCookies function.
...
Creating a temporary directory in Windows?
...porary file, but is there any equivalent to the Linux / BSD mkdtemp function for creating a temporary directory?
8 Answer...
Javascript Array.sort implementation?
Which algorithm does the JavaScript Array#sort() function use? I understand that it can take all manner of arguments and functions to perform different kinds of sorts, I'm simply interested in which algorithm the vanilla sort uses.
...
Changing navigation bar color in Swift
...
Navigation Bar:
navigationController?.navigationBar.barTintColor = UIColor.green
Replace greenColor with whatever UIColor you want, you can use an RGB too if you prefer.
Navigation Bar Text:
navigationController?.navigationBar...
How to convert a byte array to a hex string in Java?
...
From the discussion here, and especially this answer, this is the function I currently use:
private static final char[] HEX_ARRAY = "0123456789ABCDEF".toCharArray();
public static String bytesToHex(byte[] bytes) {
char[] hexChars = new c...
Iterate a list as pair (current, next) in Python
...h a and b can traverse the original iterator independently - the izip function takes the two iterators and makes pairs of the returned elements, advancing both iterators at the same pace.
One caveat: the tee() function produces two iterators that can advance independently of each other, but it come...
Cocoapods staying on “analyzing dependencies”
...an the linked SO answer, I'm including that response along with a verification that it worked for me:
$ pod repo remove master
$ pod setup
$ pod install
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