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How to implement a queue with three stacks?
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SUMMARY
O(1) algorithm is known for 6 stacks
O(1) algorithm is known for 3 stacks, but using lazy evaluation which in practice corresponds to having extra internal data structures, so it does not constitute a solution
People near Sedgewick have confirm...
How do I format a number with commas in T-SQL?
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This is now the best answer since the introduction of the format function.
– mattmc3
Nov 23 '17 at 15:16
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Schrödingers MySQL table: exists, yet it does not
...t on and try to recreate the table, it only creates the .ibd file. .frm is nowhere to be found. This only applies to a certain table (10+ others are created with correct files). Deleting that orphan ibd doesn't help anything anyway
– Corkscreewe
May 18 '12 at 1...
JavaScript blob filename without link
...actually mount the a tag to the body in order for this to work (tried just now in Chrome)
– beyond-code
Aug 12 '19 at 10:37
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show 13 more c...
Return multiple values to a method caller
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Now that C# 7 has been released, you can use the new included Tuples syntax
(string, string, string) LookupName(long id) // tuple return type
{
... // retrieve first, middle and last from data storage
return (first, ...
Executing Shell Scripts from the OS X Dock?
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You don't happen to know if there is an easy way to have files passed as arguments to the shell script? For files opened using "open with...".
– Fuzzy76
Jun 14 '11 at 12:05
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Detect backspace in empty UITextField
...essed in the iPhone keyboard on a UITextField that is empty? I want to know when Backspace is pressed only if the UITextField is empty.
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Square retrofit server mock for testing
...ofit 2.0, here I describe a new way of doing that. All what you need to do now is to add your custom interceptors for OkHttpClient like it is shown below. FakeInterceptor class just overrides intercept method and in the case if application is in DEBUG mode return given JSON.
RestClient.java
publi...
Abstract methods in Python [duplicate]
...e with Python. While the concept seems too easy for me in Java yet up till now I have been unable to understand in Python which is surprising to me at least.
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View not attached to window manager crash
... the Async task, the async task runs in the background. that is desirable. Now, this Async task has a progress dialog which is attached to the Activity, if you ask how to see the code:
pDialog = new ProgressDialog(CLASS.this);
You are passing the Class.this as context to the argument. So the Prog...