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What is the difference between sigaction and signal?
I was about to add an extra signal handler to an app we have here and I noticed that the author had used sigaction() to set up the other signal handlers. I was going to use signal() . To follow convention I should use sigaction() but if I was writing from scratch, which should I choose?
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How can I specify a local gem in my Gemfile?
...is is extremely helpful if you're developing two gems or a gem and a rails app side-by-side.
Note though, that this only works when you're already using git for your dependency, for example:
# In Gemfile
gem 'rack', :github => 'rack/rack', :branch => 'master'
# In your terminal
$ bundle con...
What is the best way to dump entire objects to a log in C#?
...on my remote server, and this thing works extremely well in my asp.net mvc app.
– Liam Kernighan
Apr 23 '18 at 17:45
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Rotation methods deprecated, equivalent of 'didRotateFromInterfaceOrientation'?
...ontext> context)
{
UIInterfaceOrientation orientation = [[UIApplication sharedApplication] statusBarOrientation];
// do whatever
} completion:^(id<UIViewControllerTransitionCoordinatorContext> context)
{
}];
[super viewWillTransitionToSize:size withTra...
How do you include additional files using VS2010 web deployment packages?
...I use a pre-build event to copy required .dll's into my bin folder that my app relies on for API calls. They cannot be included as a reference since they are not COM dlls that can be used with interop.
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FormData.append(“key”, “value”) is not working
...ts a mobile browser like Safari? I am using the FormData object in a web app meant for mobile and can't figure out how to debug it.
– kiwicomb123
Dec 29 '16 at 22:50
1
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libpng warning: iCCP: known incorrect sRGB profile
... to load a PNG image using SDL but the program doesn't work and this error appears in the console
13 Answers
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Always pass weak reference of self into block in ARC?
...in Objective-C. I currently use ARC and I have quite a lot of blocks in my app, currently always referring to self instead of its weak reference. May that be the cause of these blocks retaining self and keeping it from being dealloced ? The question is, should I always use a weak reference of ...
How to check what version of jQuery is loaded?
... This is a bit better, but logging isn't that useful when working on an app. You're better off saving a variable first. let has$ = typeof jQuery === 'function'; console.log('jQuery' + (has$ ? ` version ${jQuery.fn.jquery} loaded.` : ' is not loaded.'));
– user9016207
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Passport.js - Error: failed to serialize user into session
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If you decide not to use sessions, you could set the session to false
app.post('/login', passport.authenticate('local', {
successRedirect: '/accessed',
failureRedirect: '/access',
session: false
}));
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