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What is the easiest way to duplicate an activerecord record?
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Jared Menard
2,13011 gold badge1616 silver badges1919 bronze badges
answered Sep 12 '08 at 21:56
Michael SepcotMichael...
Best way in asp.net to force https for an entire site?
...HowToEnableHTTPStrictTransportSecurityHSTSInIIS7.aspx
<?xml version="1.0" encoding="UTF-8"?>
<configuration>
<system.webServer>
<rewrite>
<rules>
<rule name="HTTP to HTTPS redirect" stopProcessing="true">
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Android SQLite DB When to Close
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60
i would keep it open the whole time, and close it in some lifecycle method such as onStop or onD...
What is duck typing?
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307
It is a term used in dynamic languages that do not have strong typing.
The idea is that you do...
About .bash_profile, .bashrc, and where should alias be written in? [duplicate]
... .bashrc file;
I put this
#!/bin/bash
#
# CRM .bash_profile Time-stamp: "2008-12-07 19:42"
#
# echo "Loading ${HOME}/.bash_profile"
source ~/.profile # get my PATH setup
source ~/.bashrc # get my Bash aliases
in my .bash_profile file.
Oh, and the reason you need to type bash again to get the n...
What resources are shared between threads?
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answered Nov 19 '09 at 10:48
Greg HewgillGreg Hewgill
783k167167 gold badges10841084 silver badges12221222 bronze badges
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How to grep and replace
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On OS X 10.10 Terminal, a proper extension string to parameter -i is required. For example, find /path/to/files -type f -exec sed -i "" "s/oldstring/new string/g" {} \; Anyway, providing empty string still creates a backup file unlike...
How to escape special characters in building a JSON string?
...e this list of special character used in JSON :
\b Backspace (ascii code 08)
\f Form feed (ascii code 0C)
\n New line
\r Carriage return
\t Tab
\" Double quote
\\ Backslash character
However, even if it is totally contrary to the spec, the author could use \'.
This is bad because :
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Maximum Java heap size of a 32-bit JVM on a 64-bit OS
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70
32-bit JVMs which expect to have a single large chunk of memory and use raw pointers cannot use ...
What is a race condition?
...between "if (x == 5)" and "y = x * 2" above,
// y will not be equal to 10.
}
The point being, y could be 10, or it could be anything, depending on whether another thread changed x in between the check and act. You have no real way of knowing.
In order to prevent race conditions from occurring,...