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string.charAt(x) or string[x]?
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Bracket notation now works on all major browsers, except for IE7 and below.
// Bracket Notation
"Test String1"[6]
// charAt Implementation
"Test String1".charAt(6)
It used to be a bad idea to use brackets, for these reasons (Source):
This notation does not work in IE7.
The first...
Using an RDBMS as event sourcing storage
...ashioned state-based persistence). Therefore I wouldn't recommend option 1 and 2 at all.
Below is the schema as used in Ncqrs. As you can see, the table "Events" stores the related data as a CLOB (i.e. JSON or XML). This corresponds to your option 3 (Only that there is no "ProductEvents" table beca...
Validation failed for one or more entities. See 'EntityValidationErrors' property for more details [
... array in Visual studio during debug. But you can also catch the exception and then write out the errors to some logging store or the console:
try
{
// Your code...
// Could also be before try if you know the exception occurs in SaveChanges
context.SaveChanges();
}
catch (DbEntityValid...
How to calculate the sentence similarity using word2vec model of gensim with python
...e similarity requires building a grammatical model of the sentence, understanding equivalent structures (e.g. "he walked to the store yesterday" and "yesterday, he walked to the store"), finding similarity not just in the pronouns and verbs but also in the proper nouns, finding statistical co-occure...
Why does Go have a “goto” statement
...nt. I've always been taught that 'goto' statements are a thing of the past and evil for it occludes the actual flow of a program, and that functions or methods are always a better way of controlling flow.
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How to check if an activity is the last one in the activity stack for an application?
... (I would prefer second one).
There's possibility to check current tasks and their stack using ActivityManager.
So, to determine if an activity is the last one:
request android.permission.GET_TASKS permissions in the manifest.
Use the following code:
ActivityManager mngr = (ActivityManager) ge...
Does every web request send the browser cookies?
...
Yes, as long as the URL requested is within the same domain and path defined in the cookie (and all of the other restrictions -- secure, httponly, not expired, etc) hold, then the cookie will be sent for every request.
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Why switch is faster than if
...ave a check, a jump to the next clause, a check, a jump to the next clause and so on. With switch the JVM loads the value to compare and iterates through the value table to find a match, which is faster in most cases.
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Simplest way to profile a PHP script
...latest release of APD is dated 2004, the extension is no longer maintained and has various compability issues (see comments).
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Should I make HTML Anchors with 'name' or 'id'?
...cation, 5.9.8 Navigating to a fragment identifier:
For HTML documents (and the text/html MIME type), the following processing model must be followed to determine what the indicated part of the document is.
Parse the URL, and let fragid be the <fragment> component of the URL.
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