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What is the optimal algorithm for the game 2048?
...4,4] becomes the row [0,0,4,8] when moved to the right).
Scoring is also done using table lookup. The tables contain heuristic scores computed on all possible rows/columns, and the resultant score for a board is simply the sum of the table values across each row and column.
This board representati...
How do I import CSV file into a MySQL table?
...refactor into a sane format. I created a table called 'CSVImport' that has one field for every column of the CSV file. The CSV contains 99 columns , so this was a hard enough task in itself:
...
How to compile python script to binary executable
...staller also lets you create executables for linux and mac...
Here is how one could fairly easily use PyInstaller to solve the issue at hand:
pyinstaller oldlogs.py
From the tool's documentation:
PyInstaller analyzes myscript.py and:
Writes myscript.spec in the same folder as the s...
Generating Random Passwords
...on strength: an 8-char hex string is equivalent to a 4-5 char alphanumeric one
– Jimmy
Sep 10 '08 at 18:51
59
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Linux command (like cat) to read a specified quantity of characters
...1
Note that, if you want to specify the input file name, dd has old-fashioned argument parsing, so you would do:
dd count=5 bs=1 if=filename
Note also that dd verbosely announces what it did, so to toss that away, do:
dd count=5 bs=1 2>&-
or
dd count=5 bs=1 2>/dev/null
...
How can I get form data with JavaScript/jQuery?
Is there a simple, one-line way to get the data of a form as it would be if it was to be submitted in the classic HTML-only way?
...
How can I unstage my files again after making a local commit?
...reset HEAD^1" or "reset HEAD~" or "reset HEAD^"-- all reference HEAD minus one.
Which is the better symbol, ~ or ^? Think of the ~ tilde as a single stream -- when each commit has a single parent and it's just a series of changes in sequence, then you can reference back up the stream using the t...
techniques for obscuring sensitive strings in C++
...
Basically, anyone with access to your program and a debugger can and will find the key in the application if they want to.
But, if you just want to make sure the key doesn't show up when running strings on your binary, you could for insta...
What is the real overhead of try/catch in C#?
... language implementations (so take this with a grain of salt), but I think one of the biggest costs is unwinding the stack and storing it for the stack trace. I suspect this happens only when the exception is thrown (but I don't know), and if so, this would be decently sized hidden cost every time ...
In CSS what is the difference between “.” and “#” when declaring a set of styles?
...element and what are the semantics that come into play when deciding which one to use?
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