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Config Error: This configuration section cannot be used at this path
...aded up fine in my browser.
Warning:
Editing applicationHost.config on 64-bit Windows
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What is the optimal length for user password salt? [closed]
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Most of these answers are a bit misguided and demonstrate a confusion between salts and cryptographic keys. The purpose of including salts is to modify the function used to hash each user's password so that each stored password hash will have to be atta...
C/C++ with GCC: Statically add resource files to executable/library
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It's a bit easier to use ld as the output format is implied there, see stackoverflow.com/a/4158997/201725.
– Jan Hudec
Mar 11 '14 at 18:40
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Compare double to zero using epsilon
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Assuming 64-bit IEEE double, there is a 52-bit mantissa and 11-bit exponent. Let's break it to bits:
1.0000 00000000 00000000 00000000 00000000 00000000 00000000 × 2^0 = 1
The smallest representable number greater than 1:
1.0000 000...
E11000 duplicate key error index in mongodb mongoose
Following is my user schema in user.js model -
25 Answers
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Where to find Java JDK Source Code? [closed]
...r and a .gz, and I prefer the free "7Zip" utility.
download the Linux 64 bit .tar.gz
use 7zip to uncompress the .tar.gz to a .tar
use 7zip to extract the .tar to the installation directory
src.zip will be waiting for you in that installation directory.
pull it out and place it where you like.
Or...
Ubuntu says “bash: ./program Permission denied” [closed]
...out any execution privileges ... "I heard" that "some people" lost quite a bit of time looking for that ...
– Simon Opelt
Oct 18 '17 at 11:30
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Calculate the median of a billion numbers
...ous IO so as to continue sorting, and probably with Nagle on: experiment a bit).
The control machine performs a 99-way merge on the data as it arrives, but discards the merged data, just keeping count of the number of values it has seen. It calculates the median as the mean of the 1/2 billionth and...
git: 'credential-cache' is not a git command
.... The default directory for this is C:\Program Files (x86)\Git\cmd on a 64-bit system or C:\Program Files\Git\cmd on a 32-bit system. An easy way to test this is to launch a command prompt and type git. If you don't get a list of git commands, then it's not set up correctly.
Finally, launch a comma...
Mechanisms for tracking DB schema changes [closed]
...o people would try to create the same N.sql file. Of course, the first one wins and the second one is forced to rename to the next highest number and try again. We didn't have the database versioning on a branch, though.
– rix0rrr
Nov 25 '10 at 13:34
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