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Effective way to find any file's Encoding
Yes is a most frequent question, and this matter is vague for me and since I don't know much about it.
9 Answers
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Why does Java have transient fields?
...ct.
For example, you may have fields that are derived from other fields, and should only be done so programmatically, rather than having the state be persisted via serialization.
Here's a GalleryImage class which contains an image and a thumbnail derived from the image:
class GalleryImage imple...
Getting output of system() calls in Ruby
If I call a command using Kernel#system in Ruby, how do I get its output?
15 Answers
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URLWithString: returns nil
...can probably remove the escaping of the localisationName since it will be handled by the escaping of the whole string.
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How to check for an active Internet connection on iOS or macOS?
...out including it anywhere
2) Add Tony Million's version of Reachability.h and Reachability.m to the project (found here: https://github.com/tonymillion/Reachability)
3) Update the interface section
#import "Reachability.h"
// Add this to the interface in the .m file of your view controller
@inte...
Logging in Scala
...hat is consistent with the language philosophy, does not clutter the code, and is low-maintenance and unobtrusive. Here's a basic requirement list:
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How do you set a default value for a MySQL Datetime column?
...s can be a problem if your system has to store birthdates, or you have to handle something like the payment plan for a 30-year mortgage. dev.mysql.com/doc/refman/5.0/en/datetime.html
– Kip
Sep 27 '11 at 17:01
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Detect the Internet connection is offline?
...etermine that the connection is lost by making failed XHR requests.
The standard approach is to retry the request a few times. If it doesn't go through, alert the user to check the connection, and fail gracefully.
Sidenote: To put the entire application in an "offline" state may lead to a lot of ...
How to use enums as flags in C++?
...expression HasClaws | CanFly? This is not what enums are for. Use integers and constants.
– Lightness Races in Orbit
Mar 27 '15 at 17:49
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Alternatives to gprof [closed]
...used in the presence of mutual recursion. But the visualizer is very nice and light years ahead of gprof.
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