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What is a deadlock?
... explain a real world (not actually real) example for a deadlock situation from the crime movies. Imagine a criminal holds an hostage and against that, a cop also holds an hostage who is a friend of the criminal. In this case, criminal is not going to let the hostage go if cop won't let his friend t...
How to filter NSFetchedResultsController (CoreData) with UISearchDisplayController/UISearchBar
... table view it will query and which applicable FRC to pull the information from. The FRC delegate methods must also figure out which tableView to update.
It is surprising how much of this is boilerplate code.
Relevant bits of the header file:
@interface BlahViewController : UITableViewController...
Should a return statement be inside or outside a lock?
...
You can't return from a try block; it must end with a ".leave" op-code. So the CIL emitted should be the same in either case.
– Greg Beech
Nov 5 '08 at 21:25
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What are static factory methods?
...e(). The constructors are marked private, so they cannot be called except from inside the class, and the factory method is marked as static so that it can be called without first having an object.
There are a few advantages to this pattern. One is that the factory can choose from many subclasses ...
What are the pros and cons of both Jade and EJS for Node.js templating? [closed]
...h EJS. I don't have to do all the conversion when receiving HTML templates from my designer friend. All I have to do is to replace the dynamic parts with variables passed from ExpressJS. Stuff that make me crazy when using Jade are solved in EJS
<div class="<%= isAdmin? 'admin': '' %> user...
How to slice an array in Bash
...
Array slicing like in Python (From the rebash library):
array_slice() {
local __doc__='
Returns a slice of an array (similar to Python).
From the Python documentation:
One way to remember how slices work is to think of the indices as poi...
Where is a complete example of logging.config.dictConfig?
...ame__)
log.debug("Logging is configured.")
In case you see too many logs from third-party packages, be sure to run this config using logging.config.dictConfig(LOGGING_CONFIG) before the third-party packages are imported.
Reference: https://docs.python.org/3/library/logging.config.html#configurati...
NodeJS require a global module/package
... depend on where your global modules are actually installed.
See: Loading from the global folders.
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Pandas index column title or name
...erstand why this is not allowed or implemented?
– denfromufa
Apr 1 '16 at 14:42
1
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OAuth 2.0: Benefits and use cases — why?
...re. Google is using a 5 minute expiration on their OAuth 2 APIs.
So aside from the refresh tokens, OAuth 2 simplifies all the communications between the client, server, and content provider. And the refresh tokens only exist to provide security when content is being accessed unencrypted.
Two-legge...