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Storing DateTime (UTC) vs. storing DateTimeOffset
I usually have an "interceptor" that right before reading/writing from/to the database does DateTime conversion (from UTC to local time, and from local time to UTC), so I can use DateTime.Now (derivations and comparisions) throughout the system without worrying about time zones.
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MongoDB Show all contents from all collections
Is it possible to show all collections and its contents in MongoDB?
8 Answers
8
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Is floating point math broken?
...arger than the rational number 0.2 but that the closest double to 0.3 is smaller than the rational number 0.3. The sum of 0.1 and 0.2 winds up being larger than the rational number 0.3 and hence disagreeing with the constant in your code.
A fairly comprehensive treatment of floating-point arithmet...
PHP 5 disable strict standards error
...isable error reporting, or just prevent the user from seeing it? It’s usually a good idea to log errors, even on a production site.
# in your PHP code:
ini_set('display_errors', '0'); # don't show any errors...
error_reporting(E_ALL | E_STRICT); # ...but do log them
They will be logged to ...
Transitions on the CSS display property
I'm currently designing a CSS 'mega dropdown' menu - basically a regular CSS-only dropdown menu, but one that contains different types of content.
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Lost connection to MySQL server at 'reading initial communication packet', system error: 0
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Someone here suggests that it might be a firewall problem:
I have just had this problem and found it was my firewall. I use PCTools Firewall Plus and it wasn't allowing full access to MySQL. Once I changed that it was fine. Hope that helps.
Could that be it?
Also,...
How to reset Android Studio
...nt to reset Android Studio 0.2.13 to the default state. That means reset all settings, remove all projects, all gradle files so that it would act like a fresh installation. What steps do I have to follow to achieve this?
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Search text in fields in every table of a MySQL database
I want to search in all fields from all tables of a MySQL database a given string, possibly using syntax as:
24 Answers
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View inside ScrollView doesn't take all place
...ent.” This is obviously not what you want when using a ScrollView. After all, the ScrollView would become useless if its content was always as tall as itself. To work around this, you need to use the ScrollView attribute called android:fillViewport. When set to true, this attribute causes the scro...
How do Trigonometric functions work?
...angles between 0 and 45 degrees, you can bootstrap your way to calculating all trig functions for all angles.
Once you've reduced your argument, most chips use a CORDIC algorithm to compute the sines and cosines. You may hear people say that computers use Taylor series. That sounds reasonable, but...