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What is the use of the ArraySegment class?
...ng you're forced to cast to IEnumerable<T> (a boxing conversion) to call it. Ugh!
– BlueRaja - Danny Pflughoeft
Nov 1 '17 at 12:59
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How can I truncate a datetime in SQL Server?
...e portion of the values are gone when you cast them back to datetime. It's all just bit shifting with no complicated logic and it's very fast.
Be aware this relies on an implementation detail Microsoft is free to change at any time, even in an automatic service update. It's also not very portable....
Display open transactions in MySQL
...ction to the server while sending a statement, it immediately and automatically tries to reconnect once to the server and send the statement again. However, even if mysql succeeds in reconnecting, your first connection has ended and all your previous session objects and settings are lost: temporary ...
What's the difference between `on` and `live` or `bind`?
.../ Equivalent `on`
$(document.body).on("click", ".mySelector", fn);
Internally, jQuery maps all these methods and shorthand event handler setters to the on() method, further indicating that you should ignore these methods from now on and just use on:
bind: function( types, data, fn ) {
return...
What is the difference between Polymer elements and AngularJS directives?
...js is a library that contains several polyfills for various W3C APIs that fall under the Web Components umbrella. These are:
Custom Elements
HTML Imports
<template>
Shadow DOM
Pointer Events
others
The left-nav in the documentation (polymer-project.org) has a page for all of these "Platfor...
HTML - how can I show tooltip ONLY when ellipsis is activated
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If you want the tooltip automatically removed if the text is no longer overflowing modify to: $(document).on('mouseenter', '.mightOverflow', function() { var $t = $(this); var title = $t.attr('title'); if (!title){ if (this.offsetWidth < this.scro...
Find Results not displaying Results
...ws displays summary information, but not the actual lines matched. This is all my Find Results window displays:
7 Answers
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Significant new inventions in computing since 1980
... +1 for the most obvious but also the most easily forgotten because we all take it for granted :)
– PolyThinker
Jan 11 '09 at 15:22
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C: differences between char pointer and array [duplicate]
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True, but it's a subtle difference. Essentially, the former:
char amessage[] = "now is the time";
Defines an array whose members live in the current scope's stack space, whereas:
char *pmessage = "now is the time";
Defines a pointer that lives in the current sco...
SparseArray vs HashMap
...pe.
There are some variants for different key/value types, even though not all of them are publicly available.
Benefits are:
Allocation-free
No boxing
Drawbacks:
Generally slower, not indicated for large collections
They won't work in a non-Android project
HashMap can be replaced by the fol...