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What is the parameter “next” used for in Express?
...to have a little idea of Request-Response cycle in node though not much in detail.
It starts with you making an HTTP request for a particular resource and it ends when you send a response back to the user i.e. when you encounter something like res.send(‘Hello World’);
let’s have a look at a v...
Undefined behavior and sequence points
...not invoke undefined behaviour. Check out the following answers for a more detailed explanation.
Multiple preincrement operations on a variable in C++0x
Unsequenced Value Computations
Final Note :
If you find any flaw in the post please leave a comment. Power-users (With rep >20000) pleas...
What is the difference between the bridge pattern and the strategy pattern?
...t affect caller application
Client should be insulated from implementation details.
Strategy: ( Behavioural pattern)
Strategy patterns enable you to switch between multiple algorithms from a family of algorithms at run time.
Use Strategy pattern when :
Multiple versions of algorithms are requ...
Targeting both 32bit and 64bit with Visual Studio in same solution/project
...
Then, copy and paste the entire ItemGroup tag, and edit it to contain the details of your 64-bit DLL, e.g.:
<ItemGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|x64' ">
<Reference Include="Filename, ..., processorArchitecture=AMD64">
<HintPath>C:\path\to\x64\DLL...
How is Node.js inherently faster when it still relies on Threads internally?
... is much more convenient for this kind of asynchrony. Possibly a nitpicky detail, but still...
– jrtipton
Sep 3 '10 at 18:50
16
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How can I view live MySQL queries?
...PROCESSLIST WHERE COMMAND != 'Sleep' AND INFO LIKE '%UPDATE %';
For full details see: http://dev.mysql.com/doc/refman/5.1/en/processlist-table.html
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Convert light frequency to RGB?
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Here's a detailed explanation of the entire conversion process: http://www.fourmilab.ch/documents/specrend/. Source code included!
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Creating a new DOM element from an HTML string using built-in DOM methods or Prototype
... turning creating elements from strings. See Mark Amery's answer below for details.
For older browsers, and node/jsdom: (which doesn't yet support <template> elements at the time of writing), use the following method. It's the same thing the libraries use to do to get DOM elements from an HTM...
How do I execute a stored procedure once for each row returned by query?
...slower than set-based operations, but faster than manual while-loops; more details in this SO question
ADDENDUM 2: if you will be processing more than just a few records, pull them into a temp table first and run the cursor over the temp table; this will prevent SQL from escalating into table-locks...
What is the best way to trigger onchange event in react js
...nches for different input types and browsers. Moreover, the implementation details vary across versions of React.
I have built react-trigger-change that does the thing, but it is intended to be used for testing, not as a production dependency:
let node;
ReactDOM.render(
<input
onChange={(...