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PHP: How to generate a random, unique, alphanumeric string for use in a secret link?
...unctions, then we can generate highly reliable unique strings. Here is the table showing my research data:
Update:
I created a simple Heroku app using these functions that returns the token as a JSON response. The app can be accessed at https://uniquestrings.herokuapp.com/api/token?length=15
I hope...
Log4Net, how to add a custom field to my logging
I use the log4net.Appender.AdoNetAppender appender.
My log4net table are the following fields [Date],[Thread],[Level],[Logger],[Message],[Exception]
...
How to trigger event in JavaScript?
...er browsers polyfill and more complex examples, see MDN docs.
See support tables for EventTarget.dispatchEvent and CustomEvent.
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Compute a confidence interval from sample data
... Careful with the "private" use of sp.stats.t._ppf. I'm not that comfortable with that in there without further explanation. Better to use sp.stats.t.ppf directly, unless you are sure you know what you are doing. On quick inspection of the source there is a fair amount of code skipped with _pp...
techniques for obscuring sensitive strings in C++
...inary, you could for instance make sure that the key is not within the printable range.
Obscuring key with XOR
For instance, you could use XOR to split the key into two byte arrays:
key = key1 XOR key2
If you create key1 with the same byte-length as key you can use (completely) random byte valu...
Storing DateTime (UTC) vs. storing DateTimeOffset
...hat user.
Secondly if you want to convert for display, you need to have a table of all local time offset transitions for that timezone, simply knowing the current offset is not enough, because if you are showing a date/time from six months ago the offset will be different.
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How to fix the uninitialized constant Rake::DSL problem on Heroku?
...he setup for it, otherwise Heroku complains about the missing delayed_jobs table:
#add to gemfile
gem 'delayed_job'
#at command line
bundle install
rails g delayed_job
rake db:migrate
git add -A
git commit -a -m "added delayed_job gem"
git push
heroku rake db:migrate --app myapp
heroku restart --a...
What is a “symbol” in Julia?
...cally:
I am trying to use Julia's DataFrames package, specifically the readtable() function with the names option, but that requires a vector of symbols.
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How do I assert equality on two classes without an equals method?
...he Entity object may have an id (representing the id field of the database table), so when it is empty (a new object not yet stored on the DB), refEq fails to compare as the hashcode method is unable to compare the objects.
– cavpollo
Nov 20 '17 at 18:34
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Has anyone ever got a remote JMX JConsole to work?
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Same process, but I got no such object in table
– wener
Jun 8 '15 at 11:45
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