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JavaScript variable number of arguments to function
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+1 This is elegant and clean solution. Especially suitable for passing through long list of parameters into another function call, and with possible that those variable parameters are at arbitrary position.
– haxpor
Sep 6 '17 at 7:55
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What is the argument for printf that formats a long?
...y really really knew what they were doing editing a piece of x-platform portable code. Even then, they probably would have used a macro instead to capture the semantic meaning of the type (eg uint64_t).
char c; // 8 bits
short s; // 16 bits
int i; // 32 bits (on modern platforms)...
Difference between DOM parentNode and parentElement
... Probably, but it's the reason I banged my head against the table for an hour or more until I figured it out. I suspect many others come to this page after a similar head-banging.
– speedplane
Apr 21 '16 at 20:54
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OceanBase使用libeasy原理源码分析：客户端 - 数据库(内核) - 清泛网 - 专...
...个session
1.1 从IO线程的client_list(easy_hash_t)这个hash table中找出一个easy_client_t(封装一个connection的发起端)，对端地址是session->addr
1.2 如果要发送的session是一个正常的session，则设置其回调函数process后，返回这个client封...
Getting scroll bar width using JavaScript [duplicate]
... I should have showed different HTML. The div.somethingBig is really a table, not a div, and it will be narrow and tall. My bad.
– user1032531
Nov 14 '12 at 17:05
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Prevent text selection after double click
...king anywhere on the parent element. And it works! Cool thing is contenteditable="true", text selection and etc. still works on the child elements!
So like:
<div style="user-select: none">
<p>haha</p>
<p>haha</p>
<p>haha</p>
<p>haha</p>...
Two divs, one fixed width, the other, the rest
... 10px;
border: 2px dashed #00f;
}
You can also do it with display: table, which is usually a better approach: How can I put an input element on the same line as its label?
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JavaScript to scroll long page to DIV
...IntoView();
and what's even better; according to the great compatibility-tables on quirksmode, this is supported by all major browsers!
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How to write log base(2) in c/c++
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If you want to make it fast, you could use a lookup table like in Bit Twiddling Hacks (integer log2 only).
uint32_t v; // find the log base 2 of 32-bit v
int r; // result goes here
static const int MultiplyDeBruijnBitPosition[32] =
{
0, 9, 1, 10, 13, 21, 2, 29, 11, 1...
How to push both value and key into PHP array
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I would like to add my answer to the table and here it is :
//connect to db ...etc
$result_product = /*your mysql query here*/
$array_product = array();
$i = 0;
foreach ($result_product as $row_product)
{
$array_product [$i]["id"]= $row_product->id;
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