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Reading a huge .csv file
I'm currently trying to read data from .csv files in Python 2.7 with up to 1 million rows, and 200 columns (files range from 100mb to 1.6gb). I can do this (very slowly) for the files with under 300,000 rows, but once I go above that I get memory errors. My code looks like this:
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Two-way encryption: I need to store passwords that can be retrieved
I am creating an application that will store passwords, which the user can retrieve and see. The passwords are for a hardware device, so checking against hashes are out of the question.
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Java - sending HTTP parameters via POST method easily
I am successfully using this code to send HTTP requests with some parameters via GET method
17 Answers
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how to delete all cookies of my website in php
I'm wondering if I can delete all my website's cookies when a user click on logout, because I used this as function to delete cookies but it isn't work properly:
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How to generate a git patch for a specific commit?
I need to write a script that creates patches for a list of SHA1 commit numbers.
10 Answers
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Remove the string on the beginning of an URL
I want to remove the " www. " part from the beginning of an URL string
8 Answers
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Can we make unsigned byte in Java
I am trying to convert a signed byte in unsigned. The problem is the data I am receiving is unsigned and Java does not support unsigned byte, so when it reads the data it treats it as signed.
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How do I turn off PHP Notices?
I've already commented out display_errors in php.ini , but is not working.
16 Answers
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How to set a default value for a datetime column to record creation time in a migration?
Consider the table creation script below:
7 Answers
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Export to CSV via PHP
Let's say I have a database.... is there a way I can export what I have from the database to a CSV file (and text file [if possible]) via PHP?
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