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Command line: piping find results to rm
... showLowRepImageUploadWarning: true,
reputationToPostImages: 10,
bindNavPrevention: true,
postfix: "",
imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg cla...
TypeError: 'dict_keys' object does not support indexing
...testing (and other set-like methods that can be implemented efficiently on top of that fact). These things aren't possible with a list and if you want a list of the dict's keys, you've always been able to simply do list(your_dictionary) to get it.
– mgilson
Ju...
e.printStackTrace equivalent in python
...unction
print(traceback.format_exc(), file=sys.stderr)
# or as the top answer here demonstrates, use:
traceback.print_exc()
# which also uses stderr.
Python 3
In Python 3, we can get the traceback directly from the exception object (which likely behaves better for threaded code).
...
What are OLTP and OLAP. What is the difference between them?
...rchases" page). We can also ask for more involved things like "give me the top ten products sold" and still have acceptable performance.
But now consider how painful it would be to find the expenditures for a particular user. You would have to go through the whole list of everyone's expenditures and...
When NOT to use Cassandra?
...y write system and you want to have a quite responsive reporting system on top of that stored data. Consider the use case of Web analytics where log data is stored for each request and you want to built an analytical platform around it to count hits per hour, by browser, by IP, etc in a real time m...
How do I get AWS_ACCESS_KEY_ID for Amazon?
...anything. all startups usually use it in the begging. you can start & stop your servers anytime you like via aws website and if something has a cost, you pay only on the actual usage.
– Amit Talmor
Jan 30 '14 at 7:27
...
How different is Objective-C from C++? [closed]
...
Off the top of my head:
Styles - Obj-C is dynamic, C++ is
typically static
Although they are both OOP, I'm
certain the solutions would be
different.
Different object model (C++ is
restricted by its compile-time type
system).
To m...
SAML vs federated login with OAuth
...'satrap You might want to look at the OpenId Spec "authentication built on top of OAuth 2.0"; and also the OAuth 2.0 Spec "The OAuth 2.0 authorization framework"... Again, one is designed for authentication, the other for authorization. Leveraging the later for the former is OK since they share a co...
Sometimes adding a WCF Service Reference generates an empty reference.cs
...r to highlight the project.
Right-click on the project reference.
Near the top of the context list, click the Clean item.
Add your service reference as you normally would.
Hope this helps.
share
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jQuery.parseJSON throws “Invalid JSON” error due to escaped single quote in JSON
...
sb.append(c);
break;
...
At the top of the method is an informative comment:
The formal JSON format does not allow strings in single quotes, but an implementation is allowed to accept them.
So some implementations will accept single quotes - but you s...