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What's the difference between ASCII and Unicode?
...t their language (to support "é", in French, for example). Just using one extra bit doubled the size of the original ASCII table to map up to 256 characters (2^8 = 256 characters). And not 2^7 as before (128).
10000010 -> é (e with acute accent - 130)
10100000 -> á (a with acute accent - 16...
Are there legitimate uses for JavaScript's “with” statement?
... to use with instead. The real problem is that even with a with as a let, extra care still has to be taken because of inherited properties of an object on the prototype chain. For example, var toString = function () { return "Hello"; }; with ({"test":1}) { console.log(toString()); };. In the scop...
Does Entity Framework Code First support stored procedures?
...ne("BEGIN");
sb.AppendLine("-- SET NOCOUNT ON added to prevent extra result sets from interfering with SELECT statements.");
sb.AppendLine("SET NOCOUNT ON;");
sb.AppendLine("SELECT Distinct Blogs.BlogId, Blogs.Url");
sb.AppendLine("FROM Blogs INNER JO...
Eager load polymorphic
...w you join a table named by the value stored in a column. By defining the extra relationship belongs_to :shop, you are giving ActiveRecord the information it needs to complete the join.
share
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imp...
Haskell: Where vs. Let
...eptual difference in whether you want to put the main formula upfront with extra variables defined below (where) or whether you want to define everything upfront and put the formula below (let). Each style has a different emphasis and you see both used in math papers, textbooks, etc. Generally, vari...
Best Practices for securing a REST API / web service [closed]
...the caller already knows that credentials are required, Digest requires an extra roundtrip to exchange the nonce value. With Basic, the callers simply sends the credentials the first time.
Once the identity of the client is established, authorization is really just an implementation problem. Howeve...
Prevent errors from breaking / crashing gulp watch
...ule, you can use the log function of gulp-util to keep you from declare an extra function in your gulpfile:
.on('error', gutil.log)
But I may recommend having a look at the awesome gulp-plumber plugin, which is used to remove the onerror handler of the error event, causing the break of the stre...
Postgres and Indexes on Foreign Keys and Primary Keys
...le, you will have an index on the PK and probably don't need to create any extra indexes.
While it's usually a good idea to create an index on (or including) your referencing-side foreign key columns, it isn't required. Each index you add slows DML operations down slightly, so you pay a performance...
Multiple GitHub Accounts & SSH Config
...
Andy Lester's response is accurate but I found an important extra step I needed to make to get this to work. In trying to get two profiles set up, one for personal and one for work, my ~/.ssh/config was roughly as follows:
Host me.github.com
HostName github.com
PreferredAuthe...
How can I mock dependencies for unit testing in RequireJS?
...str.js didn't work for me, but I've come to the conclusion that the use of extra contexts is actually quite alright and in fact in line with how require.js was meant to be used for mocking/stubbing.
– Chris Salzberg
Jun 24 '13 at 14:10
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