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What does PHP keyword 'var' do?
...tants states that var must not be used, and visibility must be declared on all properties.
– Charles Wood
Nov 11 '19 at 14:23
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How to send an email using PHP?
...d also use PHPMailer class at https://github.com/PHPMailer/PHPMailer .
It allows you to use the mail function or use an smtp server transparently. It also handles HTML based emails and attachments so you don't have to write your own implementation.
The class is stable and it is used by many other ...
Pros and Cons of Interface constants [closed]
PHP interfaces allow the definition of constants in an interface, e.g.
2 Answers
2
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GCM with PHP (Google Cloud Messaging)
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curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($post));
// Actually send the request
$result = curl_exec($ch);
// Handle errors
if (curl_errno($ch)) {
echo 'GCM error: ' . curl_error($ch);
}
// Close curl handle
curl_close($ch);
// Debug GCM res...
Amazon S3 boto - how to create a folder?
...y S3 access tools like S3Fox show like a directory structure, but it's actually just a single file in a bucket.
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How to pop an alert message box using PHP?
... send to the client's browser. PHP is a server-side language. This is what allows it do things like INSERT something into a database on the server.
But an alert is rendered by the browser of the client. You would have to work through javascript to get an alert.
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How do I create a PDO parameterized query with a LIKE statement?
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PDO should be escaping that % in the execute call. Kaqai's answer is better
– Peter Bagnall
Nov 13 '16 at 14:52
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浮点数在内存中的表示 - C/C++ - 清泛网 - 专注IT技能提升
...：大家面试的时候可能会经常遇到考察浮点数与零比较的问题，是简单的 f == 0 吗？当然不是，正确的写法应该是f > -1e-7 && f < 1e-7，为什么呢？
浮点型，由于精度关系（float精度：2^23 = 8388608，一共7位，同理double 16位），最小分...
浮点数在内存中的表示 - C/C++ - 清泛网 - 专注IT技能提升
...：大家面试的时候可能会经常遇到考察浮点数与零比较的问题，是简单的 f == 0 吗？当然不是，正确的写法应该是f > -1e-7 && f < 1e-7，为什么呢？
浮点型，由于精度关系（float精度：2^23 = 8388608，一共7位，同理double 16位），最小分...
浮点数在内存中的表示 - C/C++ - 清泛网移动版 - 专注IT技能提升
...：大家面试的时候可能会经常遇到考察浮点数与零比较的问题，是简单的 f == 0 吗？当然不是，正确的写法应该是f > -1e-7 && f < 1e-7，为什么呢？
浮点型，由于精度关系（float精度：2^23 = 8388608，一共7位，同理double 16位），最小分...