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close vs shutdown socket?
...nderstood that if we close a socket, it means the socket will be destroyed and can be re-used later.
9 Answers
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How to delete a whole folder and content?
...tion to be able to delete the DCIM folder (which is located on the SD card and contains subfolders).
23 Answers
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Golang production web application configuration
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Go programs can listen on port 80 and serve HTTP requests directly. Instead, you may want to use a reverse proxy in front of your Go program, so that it listens on port 80 and and connects to your program on port, say, 4000. There are many reason for doing th...
How to set the font size in Emacs?
...Emacs, set-face-attribute is indeed missing from M-x (execute-extended-command), but it is present in M-: (eval-expression) and C-h f (describe-function). M-: is probably what you want, if you don't want to put this in your .emacs file.
– Rory O'Kane
May 9 '13 ...
Xcode 5 & Asset Catalog: How to reference the LaunchImage?
I am using Xcode 5's Asset Catalog, and I would like to use my LaunchImage as the background image of my home view (a pretty common practice to make the transition from 'loading' to 'loaded' look smooth).
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curl_exec() always returns false
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Error checking and handling is the programmer's friend. Check the return values of the initializing and executing cURL functions. curl_error() and curl_errno() will contain further information in case of failure:
try {
$ch = curl_init(...
getResourceAsStream() vs FileInputStream
I was trying to load a file in a webapp, and I was getting a FileNotFound exception when I used FileInputStream . However, using the same path, I was able to load the file when I did getResourceAsStream() .
What is the difference between the two methods, and why does one work while the other do...
Confusion: @NotNull vs. @Column(nullable = false) with JPA and Hibernate
...tation of JSR 303, however, it intelligently picks up on these constraints and translates them into database constraints for you, so you get two for the price of one. @Column(nullable = false) is the JPA way of declaring a column to be not-null. I.e. the former is intended for validation and the lat...
How do I declare a namespace in JavaScript?
How do I create a namespace in JavaScript so that my objects and functions aren't overwritten by other same-named objects and functions? I've used the following:
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Why does [5,6,8,7][1,2] = 8 in JavaScript?
...e second [...] cannot be an array, so it’s an array subscript operation. And the contents of a subscript operation are not a delimited list of operands, but a single expression.
Read more about the comma operator here.
sh...