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OS detecting makefile
... Make treats unset the same as empty, which will cause a jump to the uname-based block. You just need to add a FreeBSD check there.
– Trevor Robinson
Oct 2 '15 at 16:53
3
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Installing SciPy with pip
...
Prerequisite:
sudo apt-get install build-essential gfortran libatlas-base-dev python-pip python-dev
sudo pip install --upgrade pip
Actual packages:
sudo pip install numpy
sudo pip install scipy
Optional packages:
sudo pip install matplotlib OR sudo apt-get install python-matplotlib
su...
Convert Data URI to File then append to FormData
...ert a dataURI to a Blob:
function dataURItoBlob(dataURI) {
// convert base64/URLEncoded data component to raw binary data held in a string
var byteString;
if (dataURI.split(',')[0].indexOf('base64') >= 0)
byteString = atob(dataURI.split(',')[1]);
else
byteString =...
Preview an image before it is uploaded
...lt);
}
reader.readAsDataURL(input.files[0]); // convert to base64 string
}
}
$("#imgInp").change(function() {
readURL(this);
});
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<form runat="server">
<input ...
Java 理论与实践: 线程池与工作队列 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...使用 wait() 和 notify() 方法，这两个方法都难于使用。如果编码不正确，那么可能丢失通知，导致线程保持空闲状态，尽管队列中有工作要处理。使用这些方法时，必须格外小心；即便是专家也可能在它们上面出错。而最好使用现...
Shell script to send email [duplicate]
...JECT} | file -bi - | cut -d"=" -f2)
SUB_B64=$(echo ${SUBJECT} | uuencode --base64 - | tail -n+2 | head -n+1)
NB_FILES=$(echo ${FILES} | wc -w)
NB=0
cat <<EOF | /usr/sbin/sendmail -t
From: ${FROM}
To: ${TO}
MIME-Version: 1.0
Content-Type: multipart/mixed; boundary=frontier
Subject: =?${SUB_CHA...
Store JSON object in data attribute in HTML jQuery
...oring serialized data can be solved by converting the serialized string to base64.
A base64 string can be accepted just about anywhere with no fuss.
Take a look at:
btoa()
The WindowOrWorkerGlobalScope.btoa() method creates a base-64 encoded
ASCII string from a String object in which e...
Favicon not showing up in Google Chrome [duplicate]
...est you to still have the normal favicon. This has solved my issue on IE.
Base64 approach
Found another solution for this which works great! I simply added my favicon as Base64 Encoded Image directly inside the tag like this:
<link href="data:image/x-icon;base64,AAABAAIAEBAAAAEAIABoBAAAJgAAAC...
How many double numbers are there between 0.0 and 1.0?
...the possible values (for any "normal" floating point representation of any base and exponent vs fraction lengths) lie between 0.0 and 1.0 (another quarter between 1.0 and infinity, and the remaining half on the negative half of the real axis). Essentially, half the values of the exponent (with a no...
python numpy machine epsilon
...er is aware about Python running on computers that aren't using underlying base-3 computation.
– kokociel
Jul 24 '18 at 8:02
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