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Python add item to the tuple
...
>>> x = (u'2',)
>>> x += u"random string"
Traceback (most recent call last):
File "<pyshell#11>", line 1, in <module>
x += u"random string"
TypeError: can only concatenate tuple (not "unicode") to tuple
>>> x += (u"random string", ...
Force CloudFront distribution/file update
...HTTP/1.0
Host: cloudfront.amazonaws.com
Authorization: [AWS authentication string]
Content-Type: text/xml
<InvalidationBatch>
<Path>/image1.jpg</Path>
<Path>/image2.jpg</Path>
<Path>/videos/movie.flv</Path>
<CallerReference>my-batch</Ca...
Test if lists share any items in python
...'t have to supply a set or frozenset as the first argument. I tried with a string and it worked (i.e.: any iterable will do).
– Aktau
Feb 11 '15 at 14:30
...
Random alpha-numeric string in JavaScript? [duplicate]
...on) to generate a random alpha-numeric (uppercase, lowercase, and numbers) string in JavaScript to use as a probably-unique identifier?
...
VS Addin插件基本开发入门 - C/C++ - 清泛网 - 专注C/C++及内核技术
...ext_ConnectMode.ext_cm_AfterStartup)
{
const string TOOLWINDOW_GUID = "{6CCD0EE9-20DB-4636-9149-665A958D8A9A}";
object myUserControlObject = null;
EnvDTE80.Windows2 windows2 = (EnvDTE80.Windows2)_applicationObject.Windows;
...
How to filter NSFetchedResultsController (CoreData) with UISearchDisplayController/UISearchBar
...e saved state of the search UI if a memory warning removed the view.
NSString *savedSearchTerm_;
NSInteger savedScopeButtonIndex_;
BOOL searchWasActive_;
}
@property (nonatomic, retain) NSManagedObjectContext *managedObjectContext;
@property (nonatomic, retain, re...
Turn a simple socket into an SSL socket
...ill need to initialize OpenSSL:
void InitializeSSL()
{
SSL_load_error_strings();
SSL_library_init();
OpenSSL_add_all_algorithms();
}
void DestroySSL()
{
ERR_free_strings();
EVP_cleanup();
}
void ShutdownSSL()
{
SSL_shutdown(cSSL);
SSL_free(cSSL);
}
Now for the bulk o...
Sending an Intent to browser to open specific URL [duplicate]
...
To open a URL/website you do the following:
String url = "http://www.example.com";
Intent i = new Intent(Intent.ACTION_VIEW);
i.setData(Uri.parse(url));
startActivity(i);
Here's the documentation of Intent.ACTION_VIEW.
Source: Opening a URL in Android's web browse...
TypeError: 'NoneType' object is not iterable in Python
... #NameError: name 'NoneType' is not defined
Concatenation of None and a string:
bar = "something"
foo = None
print foo + bar #TypeError: cannot concatenate 'str' and 'NoneType' objects
What's going on here?
Python's interpreter converted your code to pyc bytecode. The Python virtual machi...
How do you create a Swift Date object?
... initializer which will create a date in the current locale using the date string in the format you specified.
extension NSDate
{
convenience
init(dateString:String) {
let dateStringFormatter = NSDateFormatter()
dateStringFormatter.dateFormat = "yyyy-MM-dd"
dateStringFor...