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javascript node.js next()
...samples here:
http://blog.mixu.net/2011/02/02/essential-node-js-patterns-and-snippets/
Let's look at the example you posted:
function loadUser(req, res, next) {
if (req.session.user_id) {
User.findById(req.session.user_id, function(user) {
if (user) {
req.currentUser = user;...
How do I purge a linux mail box with huge number of emails? [closed]
I have setup some cron jobs and they send the crons result to an email. Now over the months I have accumulated a huge number of emails.
...
How do I copy to the clipboard in JavaScript?
...focused portion available in Chrome 66 (March 2018)
Access is asynchronous and uses JavaScript Promises, can be written so security user prompts (if displayed) don't interrupt the JavaScript in page.
Text can be copied to the clipboard directly from a variable.
Only supported on pages served over HT...
Can lambda functions be templated?
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UPDATE 2018: C++20 will come with templated and conceptualized lambdas. The feature has already been integrated into the standard draft.
UPDATE 2014: C++14 has been released this year and now provides Polymorphic lambdas with the same syntax as in this example. Some...
How can I show line numbers in Eclipse?
... → Show line numbers.
Edit: I wrote this long ago but as @ArtOfWarfar and @voidstate mentioned you can now simply:
Right click the gutter and select "Show Line Numbers":
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Where should Rails 3 custom validators be stored?
... @Doug you need to restart your server. The autoload paths are expanded on initialization so new subfolders will not get picked up until you do that.
– Timo
Oct 8 '12 at 23:36
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jQuery - get a list of values of an attribute from elements of a class
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@MandeepJain: How does one mark an answer as 'correct'? This one may not have been marked as 'accepted', but over 100 people have voted it 'useful', and that's good enough for me!
– Michael Scheper
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Use latest version of Internet Explorer in the webbrowser control
... I think it's right, but it did not I work for me. Maybe I am using .NET 4 and am using 64x OS so kindly check this.
You may put in setup or check it in start-up of your application:
private void Form1_Load(object sender, EventArgs e)
{
var appName = Process.GetCurrentProcess().ProcessName + "...
AVAudioPlayer throws breakpoint in debug mode
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Add your exception breakpoint and edit the exception type from "All" to "Objective-C exceptions"
Some classes in AudioToolbox throw regular C++ exceptions. You can filter them off this way.
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#1071 - Specified key was too long; max key length is 1000 bytes
...ing such long VARCHAR columns anyway, because the index will be very bulky and inefficient.
The best practice is to use prefix indexes so you're only indexing a left substring of the data. Most of your data will be a lot shorter than 255 characters anyway.
You can declare a prefix length per colu...