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What is the difference between HTML tags and ?

...k element span is an inline element. This means that to use them semantically, divs should be used to wrap sections of a document, while spans should be used to wrap small portions of text, images, etc. For example: <div>This a large main division, with <span>a small bit</span>...
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The new keyword “auto”; When should it be used to declare a variable type? [duplicate]

... v.end(); ++it) //v is some [std] container { //.. } Or, more generally, //good : auto increases readability here for(auto it = std::begin(v); it != std::end(v); ++it)//v could be array as well { //.. } But when the type is not very well-known and infrequently used , then I think ...
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What exactly is RESTful programming?

... An architectural style called REST (Representational State Transfer) advocates that web applications should use HTTP as it was originally envisioned. Lookups should use GET requests. PUT, POST, and DELETE requests should be used for mutation, creati...
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Determine a string's encoding in C#

...ply 8-bit Encoding and you have the Encoding used to decode it, you can usually get the bytes back without any corruption, though. – Nyerguds Jan 27 '18 at 13:44 ...
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java SSL and cert keystore

...pache.axis2.AxisFault: Transport error: 403 Error: Forbidden error when I call the client code through the SOAP generated stubs. Any ideas? – james2611nov Mar 10 '15 at 21:25 1 ...
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Most efficient way to concatenate strings?

...o" + var1 + "bar" + var2 + "hello" + var3 + "world", the compiler automatically turns that into a string.concat call, which is as efficient as it gets. This answer is incorrect, there are plenty of better answers to choose from – csauve Jan 12 '11 at 17:56 ...
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Google Authenticator implementation in Python

...m/tadeck/onetimepass). import hmac, base64, struct, hashlib, time def get_hotp_token(secret, intervals_no): key = base64.b32decode(secret, True) msg = struct.pack(">Q", intervals_no) h = hmac.new(key, msg, hashlib.sha1).digest() o = ord(h[19]) & 15 h = (struct.unpack("&g...
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How to prepend a string to a column value in MySQL?

I need a SQL update statement for updating a particular field of all the rows with a string "test" to be added in the front of the existing value. ...
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What does passport.session() middleware do?

...r/lib/strategies/session.js Specifically lines 59-60: var property = req._passport.instance._userProperty || 'user'; req[property] = user; Where it essentially acts as a middleware and alters the value of the 'user' property in the req object to contain the deserialized identity of the user. To ...
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What are the recommendations for html tag?

I've never seen <base> HTML tag actually used anywhere before. Are there pitfalls to its use that means I should avoid it? ...