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Changing Locale within the app itself
...
Is you preference activity being called from you main activity? you could place this in the on resume... @Override protected void onResume() { if (!(PreferenceManager.getDefaultSharedPreferences( getApplicationContext()).getString("listLanguage", "en") .equ...
How to limit the maximum value of a numeric field in a Django model?
...model-fields/#howto-custom-model-fields
In this case, you could 'inherit' from the built-in IntegerField and override its validation logic.
The more I think about this, I realize how useful this would be for many Django apps. Perhaps a IntegerRangeField type could be submitted as a patch for the D...
What is the difference between getFields and getDeclaredFields in Java reflection
...ent class, not any base classes that the current class might be inheriting from.
To get all the fields up the hierarchy, I have written the following function:
public static Iterable<Field> getFieldsUpTo(@Nonnull Class<?> startClass,
@Nullable Class&...
How do I use a custom deleter with a std::unique_ptr member?
...ing that create and destroy are free functions (which seems to be the case from the OP's code snippet) with the following signatures:
Bar* create();
void destroy(Bar*);
You can write your class Foo like this
class Foo {
std::unique_ptr<Bar, void(*)(Bar*)> ptr_;
// ...
public:
...
Capturing mobile phone traffic on Wireshark
...e sure you supply the right interface name for the capture and this varies from one device to another, eg -i eth0 or -i tiwlan0 - or use -i any to log all interfaces
For Android 4.0+ phones: Android PCAP from Kismet uses the USB OTG interface to support packet capture without requiring root. I have...
Can you build dynamic libraries for iOS and load them at runtime?
...u to open the library by passing in the path to that framework, or dylib. From some docs for building jailbreak apps, here's an example of calling an init() function implemented inside your own, separate dylib:
#include <dlfcn.h>
initWrapper() {
char *dylibPath = "/Applications/myapp.ap...
Remove an Existing File from a Git Repo
...
Just to give the full answer all at once:
from klemens: You need to add the file to your .gitignore file somewhere above the undesired file in the repo. i.e.
$ cd
$ cat >> .gitignore
development.log
C-d
from m. narebski: You then need to remove the file from ...
Why is `std::move` named `std::move`?
... given rvalue
arguments. This is perfectly safe because moving resources from an
rvalue can not be noticed by the rest of the program (nobody else has
a reference to the rvalue in order to detect a difference).
If at the time swap was instead presented like this:
template <class T>
vo...
How to create a file in Linux from terminal window? [closed]
...le.txt
The file is created, but it's empty and still waiting for the input from the user. You can type any text into the terminal, and once done CTRL-D will close it, or CTRL-C will escape you out.
Simply using > to create a text file: $ > NewFile.txt
Lastly, we can use any text editor name a...
iphone Core Data Unresolved error while saving
I am getting a strange error message from the core data when trying to save
but the problem that the error is not reproducible ( it appears at different times when doing different tasks)
...