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C++ Convert string (or char*) to wstring (or wchar_t*)
...tandard library to convert between UTF-8 and UTF-16 might give unexpected differences in the results on different platforms. For a better conversion, consider std::codecvt_utf8 as described on http://en.cppreference.com/w/cpp/locale/codecvt_utf8
Note (new):
Since the codecvt header is deprecated i...
Check whether or not the current thread is the main thread
...
If you want a method to be executed on the main thread, you can:
- (void)someMethod
{
dispatch_block_t block = ^{
// Code for the method goes here
};
if ([NSThread isMainThread])
{
block();
...
Can I return the 'id' field after a LINQ insert?
... making another db call? I am assuming this is pretty easy, I just don't know how.
3 Answers
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...nt_event: Assertion failed: Error: "dictionaries_make_dictionary" is an unknown language block.
[
{
"action": "ADD_BLOCK_INTENT",
"intent": [
{
"event": "QueryButton.Click",
"do": [
{
"call": "Notifier1.ShowAlert",
"args":...
Django migration strategy for renaming a model and relationship fields
...nameField('YetAnotherModel', 'foo', 'bar')
]
You may get some errors if you don't update the names where it's imported e.g. admin.py and even older migration files (!).
Update: As ceasaro mentions, newer versions of Django are usually able to detect and ask if a model is renamed. So try manag...
Difference between subprocess.Popen and os.system
What is the difference between subprocess.Popen() and os.system() ?
5 Answers
5
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Make a link use POST instead of GET
I'm not sure if this is even possible. But I was wondering if anyone knows how to make a hyperlink pass some variables and use POST (like a form) as opposed to GET.
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Update one MySQL table with values from another
...), so I took your and noodl's advice about the indexes and the whole query now finishes in under a second. I can't believe the difference!? Thanks so much for your help; I've learnt a lot!
– Superangel
Apr 20 '11 at 13:47
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How do I get the computer name in .NET
...ame() to get the FQDN
See How to find FQDN of local machine in C#/.NET ? if the last doesn't give you the FQDN and you need it.
See details about Difference between SystemInformation.ComputerName, Environment.MachineName, and Net.Dns.GetHostName
...
What is the best Java email address validation method? [closed]
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Apache Commons is generally known as a solid project. Keep in mind, though, you'll still have to send a verification email to the address if you want to ensure it's a real email, and that the owner wants it used on your site.
EDIT: There was a bug wher...