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Programmatically Lighten or Darken a hex color (or rgb, and blend colors)
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A PHP version for those who need it: gist.github.com/chaoszcat/5325115#file-gistfile1-php
– Lionel Chan
Apr 6 '13 at 6:28
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How do you use the ? : (conditional) operator in JavaScript?
... = 'Hello ' + (username || 'guest');
This is Javascripts equivallent of PHP's shorthand ternary operator ?:
Or even:
var welcomeMessage = 'Hello ' + (username || something || maybethis || 'guest');
It evaluates the variable, and if it's false or unset, it goes on to the next.
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Get Insert Statement for existing row in MySQL
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I wrote a php function that will do this. I needed to make an insert statement in case a record needs to be replaced after deletion for a history table:
function makeRecoverySQL($table, $id)
{
// get the record
$sel...
How to prevent buttons from submitting forms
...xample: on a Login ... with some restrictions... like not allow to be used PHP sessions and neither cookies are allowed!
So any link must be converted to such form submit, so the login data is not lost.
When no login is yet done, it must also work. So no validation must be performed on links.
But I...
How to find out element position in slice?
...fits your needs. At the lowest level the 'find value=x in array' function (PHP, Python or whatever) will look somewhat like the version given in the OP's question - at a low level. Loops are central to this kind of programming, even if they are hidden. Go does not hide this stuff.
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Format number to 2 decimal places
...://www.w3resource.com/mysql/mathematical-functions/mysql-truncate-function.php
With rounding:
ROUND(0.166, 2)
-- will be evaluated to 0.17
ROUND(0.164, 2)
-- will be evaluated to 0.16
docs: http://www.w3resource.com/mysql/mathematical-functions/mysql-round-function.php
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微软VS苹果 桌面操作系统的终极一战 - 创意 - 清泛网 - 专注C/C++及内核技术
...费，如果不免费那么销售版本的价格又是多少，对于这些问题，微软一直也没跟大家交个底。很显然，作为公司利润超过20%，为公司带来的收益仅此于Office的Windows，微软压根就没打算停止从其获取更高的利益。只是在通往更高...
How to select from subquery using Laravel Query Builder?
...ading what I write. Nothing is escaped when you call toSql. Read about PDO php.net/manual/en/book.pdo.php and see the result of your $query->toSql()
– Jarek Tkaczyk
Sep 23 '15 at 6:47
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How to change href of tag on button click through javascript
...Link").onclick = function() {
document.getElementById("abc").href="xyz.php";
return false;
};
</script>
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“Submit is not a function” error in JavaScript
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<form action="product.php" method="post" name="frmProduct" id="frmProduct" enctype="multipart/form-data">
<input id="submit_value" type="button" name="submit_value" value="">
</form>
<script type="text/javascript">
documen...