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Expression Versus Statement
...ammar as we know it today—that idea was invented, along with Backus-Naur Form (BNF), as part of the definition of Algol-60. At that point the semantic distinction ("have a value" versus "do something") was enshrined in syntax: one kind of phrase was an expression, and another was a statement, and...
Viewing all defined variables [duplicate]
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oops, that didn't format too well. I'll add it to my answer.
– Harold
Mar 11 '09 at 3:01
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What's the difference between ng-model and ng-bind
...ml where val is a variable name.
ng-model is intended to be put inside of form elements and has two-way data binding ($scope --> view and view --> $scope) e.g. <input ng-model="val"/>.
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Passing ssh options to git clone
...when they need to connect to a remote system.
The command is in the same form as the GIT_SSH_COMMAND environment variable and is overridden when the environment variable is set.
It means the git clone can be:
cd /path/to/my/repo
git config core.sshCommand 'ssh -o UserKnownHostsFile=/dev/null -o...
“On-line” (iterator) algorithms for estimating statistical median, mode, skewness, kurtosis?
...lications.
I would love to see an incremental mode estimator of a similar form...
UPDATE
I just modified the incremental median estimator to estimate arbitrary quantiles. In general, a quantile function (http://en.wikipedia.org/wiki/Quantile_function) tells you the value that divides the data int...
Should I use s and s inside my s?
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the nav element and the list provide different semantical information:
The nav element communicates that we're dealing with a major navigation block
The list communicates that the links inside this navigation block form a list of items
At http://w3c.github.io/html/sections.html#t...
lexers vs parsers
...remely good at handling this simpler structure, and there are very high-performance regular-expression matching engines used to implement lexers.
Parsers are used to recognize "structure" of a language phrases. Such structure is generally far beyond what "regular expressions" can recognize, so one...
Linq to Sql: Multiple left outer joins
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Don't have access to VisualStudio (I'm on my Mac), but using the information from http://bhaidar.net/cs/archive/2007/08/01/left-outer-join-in-linq-to-sql.aspx it looks like you may be able to do something like this:
var query = from o in dc.Orders
join v in dc.Vendors on o.Vendo...
Nodemailer with Gmail and NodeJS
I try to use nodemailer to implement a contact form using NodeJS but it works only on local it doesn't work on a remote server...
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MySql Table Insert if not exist otherwise update
...at would cause a duplicate value in a UNIQUE index orPRIMARY KEY, MySQL performs an [UPDATE`](http://dev.mysql.com/doc/refman/5.7/en/update.html) of the old row...
The ON DUPLICATE KEY UPDATE clause can contain multiple column assignments, separated by commas.
With ON DUPLICATE KEY UPDATE,...