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Embedding Python in an iPhone app
...be cross-compiling python for ARM from your 86 box. Python is an autoconf based project and autoconf is a pain in the butt for cross-compilation.
As you correctly state, making it small will be critical.
Not surprising, either, is that you aren't the first person to want to do this, but not for i...
Fast way to get image dimensions (not filesize)
...xImageString .= sprintf("%02x", ord($ByteStream[$i]));
if ($Salto==64){
$this->HexImageString .= "\n";
$Salto = 0;
}
}
}
}
private function Byte2PosInt($Byte08,$Byte00) {
return ((ord($Byte08) & 0xFF) << 8)|((ord($Byte00) & 0xF...
How to round the minute of a datetime object
...-01-01 01:03:34.285714285
7 2019-01-01 01:04:00.000000000
dtype: datetime64[ns]
>>> ts.dt.round('1min')
0 2019-01-01 01:01:00
1 2019-01-01 01:01:00
2 2019-01-01 01:02:00
3 2019-01-01 01:02:00
4 2019-01-01 01:03:00
5 2019-01-01 01:03:00
6 2019-01-01 01:04:00
7 2019-01-01 0...
Detect Safari browser
... same feature works in IE9). Also Firefox behaves differently than webkit based browsers, such as how it responds to mouse movement. Apple's Safari has reflow bugs that don't exist in Chrome. Some browsers are also performant when doing certain computationally intensive tasks than others.
...
Adding git branch on the Bash command prompt
...
164
git 1.9.3 or later: use __git_ps1
Git provides a shell script called git-prompt.sh, which incl...
C语言结构体里的成员数组和指针 - C/C++ - 清泛网 - 专注C/C++及内核技术
...->p的偏移之所以是0x8而不是0x6，是因为内存对齐了（我在64位系统上）。关于内存对齐，可参看《深入理解C语言》一文。
好了，现在你知道为什么原题中会访问到了0x4的地址了吧，因为是相对地址。
相对地址有很好多处，其...
How to know what the 'errno' means?
...
For reference, here is a list from Ubuntu 14.04 amd64 pastebin.com/407gDBPq
– kevinf
Aug 8 '14 at 18:31
...
PHP: How to generate a random, unique, alphanumeric string for use in a secret link?
... I need to limit the ability of the token to be guessed. Because uniqid is based on the time, and according to php.net "the return value is little different from microtime()", uniqid does not meet the criteria. PHP recommends using openssl_random_pseudo_bytes() instead to generate cryptographically ...
Binary Data in MySQL [closed]
...p script to demonstrate the storing of binary files into
// an sql database. More information can be found at http://www.phpbuilder.com/
?>
<html>
<head><title>Store binary data into SQL Database</title></head>
<body>
<?php
...
How to retrieve a file from a server via SFTP?
...ns HttpClient, amongst others.
It supports both user/pass and certificate-based logins nicely, as well as all a whole host of other yummy SSH2 features.
Here's a simple remote file retrieve over SFTP. Error handling is left as an exercise for the reader :-)
JSch jsch = new JSch();
String knownH...