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How to check if element exists using a lambda expression?
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Call requires API level 24
– FabioLux
Apr 5 '19 at 12:41
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Private pages for a private Github repo
...ull access (obviously, it does not write anything to your repo). As GitHub API allows to retrieve files under 1 Mb only, the service cannot return larger files. Yet, I found the service is quite suitable for small projects for internal documentation or staging version of a website.
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How to get IP address of the device from code?
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This requires API level 9 and above because of getHardwareAddress().
– Calvin
Dec 28 '12 at 2:54
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Objective-C class -> string like: [NSArray className] -> @“NSArray”
...time are mostly hidden from the application and exposed only through a few API functions). Each class object (e.g. [NSArray class]) is actually a struct. The struct contains a lot of information about the class, including its name, the methods it implements, the superclass, etc. NSStringFromClass ju...
Send file using POST from a Python script
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I am trying to test django rest api and its working for me:
def test_upload_file(self):
filename = "/Users/Ranvijay/tests/test_price_matrix.csv"
data = {'file': open(filename, 'rb')}
client = APIClient()
# client.credentials...
What is fastest children() or find() in jQuery?
... seems that children uses dom traversal methods and find uses the selector api, which is faster.
– topek
Oct 7 '11 at 20:29
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Practical uses for AtomicInteger
...ctly what you need, and you get descriptive methods that are in the public API to explain what the intended result is. (Plus to some extent you're right, often one would end up simply synchronizing all methods in a class which is likely too coarse-grained, though with HotSpot performing lock optimi...
PHP random string generator
...PHP 5.x, we wrote a PHP 5 polyfill for random_int() so you can use the new API even before you upgrade to PHP 7.
Safely generating random integers in PHP isn't a trivial task. You should always check with your resident StackExchange cryptography experts before you deploy a home-grown algorithm in p...
Remove element by id
...), the parent would still hold the pointer and cause a memory leak. So the api forces you to call a function on the parent to delete the child. this also is nice because it can walk the tree down through the child nodes calling remove on each of them, and not leaking memory.
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How can I change the table names when using ASP.NET Identity?
... Can you do that by specifying attributes instead of the (ugly) fluent api ?
– Mariusz Jamro
Jan 3 '16 at 18:55
Ma...