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jQuery map vs. each
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The each method is meant to be an immutable iterator, where as the map method can be used as an iterator, but is really meant to manipulate the supplied array and return a new array.
Another important thing to note is that the each function returns the original array while ...
.NET Format a string with fixed spaces
Does the .NET String.Format method allow placement of a string at a fixed position within a fixed length string.
10 Answers...
How to set a default value for a datetime column to record creation time in a migration?
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This is supported now in Rails 5.
Here is a sample migration:
class CreatePosts < ActiveRecord::Migration[5.0]
def change
create_table :posts do |t|
t.datetime :modified_at, default: -> { 'CURRENT_TIMESTAMP' }
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Can Selenium Webdriver open browser windows silently in background?
...rowser window on top of any other windows I have open. Very jarring while working in a local environment. Any way to tell selenium or the OS (MAC) to open the windows in the background?
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What is the easiest/best/most correct way to iterate through the characters of a string in Java?
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I use a for loop to iterate the string and use charAt() to get each character to examine it. Since the String is implemented with an array, the charAt() method is a constant time operation.
String s = "...stuff...";
for (int i = 0;...
What is a typedef enum in Objective-C?
...nymous enumerated type is declared, ShapeType is being declared a typedef for that anonymous enumeration, and the three names kCircle, kRectangle, and kOblateSpheroid are being declared as integral constants.
Let's break that down. In the simplest case, an enumeration can be declared as
enum tagn...
How to format date in angularjs
I want to format date as mm/dd/yyyy . I tried the following and none of it works for me.
Can anyone help me with this?
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Null check in an enhanced for loop
What is the best way to guard against null in a for loop in Java?
11 Answers
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How to get HTTP Response Code using Selenium WebDriver
... Selenium2/WebDriver and want to test if HTTP Request returns an HTTP 403 Forbidden.
9 Answers
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How to shrink/purge ibdata1 file in MySQL
I am using MySQL in localhost as a "query tool" for performing statistics in R, that is, everytime I run a R script, I create a new database (A), create a new table (B), import the data into B, submit a query to get what I need, and then I drop B and drop A.
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