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Resolve promises one after another (i.e. in sequence)?
Consider the following code that reads an array of files in a serial/sequential manner. readFiles returns a promise, which is resolved only once all files have been read in sequence.
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How to get ID of the last updated row in MySQL?
How do I get the ID of the last updated row in MySQL using PHP?
12 Answers
12
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What is this weird colon-member (“ : ”) syntax in the constructor?
...alization list (however, do note the exceptions listed at the end of the FAQ entry).
The takeaway point from the FAQ entry is that,
All other things being equal, your code will run faster if you use initialization lists rather than assignment.
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Bash: If/Else statement in one line
...d for a reason. Often this sort of thing is merely suppressed (with grep -q or redirected to /dev/null).
– William Pursell
Feb 28 '14 at 21:24
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How do I get the MAX row with a GROUP BY in LINQ query?
I am looking for a way in LINQ to match the follow SQL Query.
6 Answers
6
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Core pool size vs maximum pool size in ThreadPoolExecutor
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You just copied it from here bigsoft.co.uk/blog/index.php/2009/11/27/…
– Kumar Manish
Aug 2 '15 at 9:55
1
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How to take screenshot of a div with JavaScript?
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If you wish to have "Save as" dialog, just pass image into php script, which adds appropriate headers
Example "all-in-one" script script.php
<?php if(isset($_GET['image'])):
$image = $_GET['image'];
if(preg_match('#^data:image/(.*);base64,(.*)$#s', $image, $match)){
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How to construct a REST API that takes an array of id's for the resources
...ry parameters will be combined into an array. With the above query string, PHP happens to tell you that id equals [1, 2, 3], but Ruby on Rails tells you it equals 3, and other frameworks may also act differently, e.g. saying id equals 1. URLs like …?id=1,2,3 avoid this potential for confusion.
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How can I use jQuery in Greasemonkey scripts in Google Chrome?
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From "User Script Tip: Using jQuery - Erik Vold's Blog"
// ==UserScript==
// @name jQuery For Chrome (A Cross Browser Example)
// @namespace jQueryForChromeExample
// @include *
// @author Erik Vergobbi Vold & Tyler G. Hicks-Wri...
C/C++中的段错误（Segmentation fault） - C/C++ - 清泛网 - 专注C/C++及内核技术
...Segment fault 之永远的痛》(http://www.linuxforum.net/forum/gshowflat.php?Cat=&Board=program&Number=193239&page=2&view=collapsed&sb=5&o=all&fpart=1&vc=1)
在主题帖子里头，作者这么写道：
写程序好多年了，Segment fault 是许多C程序员头疼的提示。指针...