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Download E-books Node.js Recipes: A Problem-Solution Approach (Expert's Voice in Web Development) PDF

Posted On March 25, 2017 at 11:53 am by / Comments Off on Download E-books Node.js Recipes: A Problem-Solution Approach (Expert's Voice in Web Development) PDF

By Cory Gackenheimer

Node.js Recipes is your one-stop reference for fixing Node.js difficulties. packed with priceless recipes that stick to a problem/solution layout, you could search for recipes for plenty of events that you could be come upon on your daily server-side improvement.

Node.js is available to people who not just appreciate in server-side programming but in addition internet builders who comprehend the ever present language of the internet. Node.js Recipes covers all of the crucial constituents required to develop into a pro Node.js developer very quickly - make it your essential reference at the present time.

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IsEncoding(encoding), Buffer. isBuffer(object), and Buffer. byteLength(buffer), which, respectively, assessment if the encoding is determined as anticipated, sees even if the given item is a buffer, and returns the byte size of the buffer. as well as those Buffer tools which are at the type itself, there are a number of tools, defined in Table 7-2, so you might make the most of whilst operating with a Buffer. 168 Chapter 7 ■ getting to know different Node. js Modules desk 7-2. Buffer equipment and occasions approach (buffer. ) Description write(string, [offset], [length], [encoding]) Writes the string to the buffer on the given offset and encoding. toString([encoding], [start], [end]) Converts the buffer to a string with a given encoding inside of a given diversity, begin to finish. toJSON() Returns a JSON-ized model of the buffer. size Returns the dimensions of the buffer in bytes. copy([targetBuffer], [targetStart], [sourceStart], [sourceEnd]) Copies buffer information from the resource to the objective: slice([start],[end]) Slices a buffer among the beginning and the top parameters. ends up in a brand new buffer. readUInt8(offset, [noassert]) Reads the buffer, beginning on the offset, as an unsigned 8-bit integer. readUInt16LE(offset, [noassert]) Reads the buffer, beginning on the offset, as an unsigned 16-bit integer little endian. readUInt16BE(offset[noassert]) Reads the buffer, beginning on the offset, as an unsigned 16-bit integer significant endian. readUInt32LE(offset, [noassert]) Reads the buffer, beginning on the offset, as an unsigned 32-bit integer, little endian layout. readUInt32BE(offset, [noassert]) Reads the buffer, beginning on the offset as an unsigned 32-bit integer, enormous endian structure. readInt8(offset,[noassert]) Reads the buffer, beginning on the offset, as an 8-bit integer. readInt16LE(offset, [noassert]) Reads the buffer, beginning on the offset, as a 16-bit little endian. readInt16BE(offset, [noassert]) Reads the buffer, beginning on the offset, as a 16-bit gigantic endian. readInt32LE(offset, [noassert]) Reads the buffer, beginning on the offset, as a 32-bit little endian. readInt32BE(offset, [noassert]) Reads the buffer, beginning on the offset, as a 32-bit colossal endian. readFloatLE(offset, [noassert]) Reads the buffer, beginning on the offset, as a go with the flow, little endian. readFloatBE(offset, [noassert]) Reads the buffer, beginning on the offset, as a glide, colossal endian. readDoubleLE(offset, [noassert]) Reads the buffer, beginning on the offset, as a double, little endian. readDoubleBE(offset, [noassert]) Reads the buffer, beginning on the offset, as a double, large endian. writeUInt8(value, offset, [noassert] Writes an unsigned 8-bit integer to the buffer, beginning on the offset. writeUInt16LE(value, offset, [noassert]) Writes an unsigned 16-bit integer to the buffer, beginning on the offset, little endian. writeUInt16BE(value, offset, [noassert]) Writes an unsigned 16-bit integer to the buffer, beginning on the offset, massive endian. writeUInt32LE(value, offset, [noassert]) Writes an unsigned 32-bit integer to the buffer, beginning on the offset, little endian.

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