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What is the maximum size of a web browser's cookie's key?
...ookies of 2045 bytes, etc.
I used to say 4095 bytes due to IE7, however now Mobile Safari comes in with 4096 bytes with a 3 byte overhead per cookie, so 4093 bytes max.
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NVIDIA vs AMD: GPGPU performance
... in scientific computing), tilt the balance in favor of CUDA (at least for now).
EDIT Jan 12, 2013
It's been two years since I made this post and it still seems to attract views sometimes. So I have decided to clarify a few things
AMD has stepped up their game. They now have both BLAS and FFT ...
How do I expire a PHP session after 30 minutes?
...of the last activity of the user but update that value with every request. Now if the difference of that time to the current time is larger that 1800 seconds, the session has not been used for more than 30 minutes.
– Gumbo
Aug 9 '10 at 16:37
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Creating JSON on the fly with JObject
...how about:
dynamic jsonObject = new JObject();
jsonObject.Date = DateTime.Now;
jsonObject.Album = "Me Against the world";
jsonObject.Year = 1995;
jsonObject.Artist = "2Pac";
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Equation (expression) parser with precedence?
...l, you actually have a hope at scaling up later, showing other people you know that parsers are the domain of parsing tools.
Update:
People here have offered much sound advice. My only warning against skipping the parsing tools or just using the Shunting Yard algorithm or a hand rolled recursive...
Is it possible to download an old APK for my app from Google Play?
...ns to my app. Unfortunately, I didn't keep copies of all the old APKs, and now I'd like to test upgrade from the old versions to my new version. Is there any way to download Google's copy of my old versions? The Google Play developer console shows my old APKs, but without a download link. I tried "R...
How to post pictures to instagram using API
...
Update:
Instagram are now banning accounts and removing the images based on this method. Please use with caution.
It seems that everyone who has answered this question with something along the lines of it can't be done is somewhat correct. Offi...
Node.js / Express.js - How does app.router work?
...moves app.router. All middleware (app.use) and routes (app.get et al) are now processed in precisely the order in which they are added.
In other words:
All routing methods will be added in the order in which they appear. You should not do app.use(app.router). This eliminates the most common issue ...
What is the most robust way to force a UIView to redraw?
...hy. the subclass in question gets passed the data and it's drawRect method now has everything it needs to render.
5 Answers...
Hidden features of Eclipse [closed]
...y = new |
and then I pushed Ctrl-Space to complete the constructor call. Now I type:
new Display()|
and press Ctrl-2 L, which results in:
Display display = new Display()|
This really speeds things up. (Ctrl-2 F does the same, but assigns to a new field rather than a new variable.)
Another g...