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Is it safe to ignore the possibility of SHA collisions in practice?
... have a "perfect" hash function with output size n, and we have p messages to hash (individual message length is not important), then probability of collision is about p2/2n+1 (this is an approximation which is valid for "small" p, i.e. substantially smaller than 2n/2). For instance, with SHA-256 (n...
Defining TypeScript callback type
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I don't get why the parameter name is required to define the callback signature...
– kbtz
Jul 11 '17 at 11:01
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How can I call a custom Django manage.py command directly from a test driver?
I want to write a unit test for a Django manage.py command that does a backend operation on a database table. How would I invoke the management command directly from code?
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How to start a Process as administrator mode in C# [duplicate]
I have a Visual Studio Windows app project. I've added code to download an installer update file. The installer after it has finished downloading would need administrator privileges to run. I have added a manifest file.
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Lombok annotations do not compile under Intellij idea [duplicate]
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In order to solve the problem set:
Preferences (Ctrl + Alt + S)
Build, Execution, Deployment
Compiler
Annotation Processors
Enable annotation processing
Make sure you have the Lombok plugin for IntelliJ installed!
Pr...
Exception thrown in catch and finally clause
...aborting out of the current block (the catch or finally block) and subject to any applicable catch or finally blocks along the way.
Note that applicable catch or finally blocks includes:
When a new exception is thrown in a catch block, the new exception is still subject to that catch's finally blo...
Python: Is it bad form to raise exceptions within __init__?
Is it considered bad form to raise exceptions within __init__ ? If so, then what is the accepted method of throwing an error when certain class variables are initialized as None or of an incorrect type?
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How do I use Ruby for shell scripting?
I have some simple shell scripting tasks that I want to do
13 Answers
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Lightweight XML Viewer that can handle large files [closed]
There are plenty of "heavyweight" tools such as XmlSpy, which are good for prodding around in xml docs - but often (very often in some cases!) you just want to quickly open and browse an xml doc, and have it pretty printed. Possibly with some basic search functionality (textual is probably fine).
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What does |= (ior) do in Python?
...tion
numbers: a bitwise OR, binary operation
In most cases, it is related to the | operator. See examples below.
Sets
For example, the union of two assigned sets s1 and s2 share the following equivalent expressions:
>>> s1 = s1 | s12 # 1
>>&g...