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How to wrap async function calls into a sync function in Node.js or Javascript?
...loop at JavaScript layer. As a result, deasync only blocks subsequent code from running without blocking entire thread, nor incuring busy wait. With this module, here is the answer to the jsFiddle challenge:
function AnticipatedSyncFunction(){
var ret;
setTimeout(function(){
ret = "hello"...
Best Practices: Salting & peppering passwords?
...you do hash_function($salt . hash_function($pepper . $password)).
We know from past experience that "just feeding" one hash result into another hash function can decrease the overall security. The reason is that both hash functions can become a target of attack.
That's why algorithms like PBKDF2 ...
Spring @PostConstruct vs. init-method attribute
...nit-method in xml was preferred way , as it decouples java classes (beans) from any spring specific classes/annotations.So if you are building a library that does not need to be dependent on spring infrastructure beans then use of init-method was preferred.During creation method u can specify the me...
Different bash prompt for different vi editing mode?
...
Fresh bash 4.3 and readline 6.3 have something for you guys.. from the changelog:
4. New Features in Readline
j. New user-settable variable, show-mode-in-prompt, adds a characters to the
beginning of the prompt indicating the current editing mode.
So putting
set show-mode-in-p...
Capturing standard out and error with Start-Process
...lock if the stream buffer gets filled up (since it doesn't attempt to read from it until the process has exited)
– James Manning
Jun 13 '13 at 5:29
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...
knitr Markdown highlighting in Emacs?
...ter markdown.el. Besides, if all you want is to just switch the ESS engine from Sweave to knitr (without highlighting!), there is no need to go through all the complication of this article, just add (setq ess-swv-processor 'knitr) in you init file.
– antonio
De...
Change default app.config at runtime
... solution based on reflection (not very nice though)
Create class derived from IInternalConfigSystem
public class ConfigeSystem: IInternalConfigSystem
{
public NameValueCollection Settings = new NameValueCollection();
#region Implementation of IInternalConfigSystem
public object GetSe...
Allow anything through CORS Policy
...is whole CORS mess only happens when your hitting your production back-end from a localhost application, right? None of this will happen when everything is in production?
– Sebastialonso
Dec 8 '14 at 14:39
...
Extracting text OpenCV
...
You can detect text by finding close edge elements (inspired from a LPD):
#include "opencv2/opencv.hpp"
std::vector<cv::Rect> detectLetters(cv::Mat img)
{
std::vector<cv::Rect> boundRect;
cv::Mat img_gray, img_sobel, img_threshold, element;
cvtColor(img, img_g...
Force IE compatibility mode off using tags
... <p>Content goes here.</p>
</body>
</html>
From the linked MSDN page:
Edge mode tells Windows Internet Explorer to display content in the highest mode available, which actually breaks the “lock-in” paradigm. With Internet Explorer 8, this is equivalent to IE8 ...