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libxml install error using pip
...get install libxml2-dev libxslt-dev python-dev
For Debian based systems, it should be enough to install the known build dependencies of python-lxml or python3-lxml, e.g.
sudo apt-get build-dep python3-lxml
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Remove characters from NSString?
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You could use:
NSString *stringWithoutSpaces = [myString
stringByReplacingOccurrencesOfString:@" " withString:@""];
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How to save a plot as image on the disk?
...ear regression using R.
I would like to save that image as PNG or JPEG, is it possible to do it automatically? (via code)
1...
How to launch Safari and open URL from iOS app
...Com:(id)sender {
[[UIApplication sharedApplication] openURL:[NSURL URLWithString:@"http://www.daledietrich.com"]];
}
Swift
(IBAction in viewController, rather than header file)
if let link = URL(string: "https://yoursite.com") {
UIApplication.shared.open(link)
}
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What's the difference between subprocess Popen and call (how can I use them)?
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There are two ways to do the redirect. Both apply to either subprocess.Popen or subprocess.call.
Set the keyword argument shell = True or executable = /path/to/the/shell and specify the command just as you have it there.
Since you're just redirecting the output to a file, set ...
Why is document.body null in my javascript?
... Not cool.
You want to wrap this code in a window.onload handler or place it after the <body> tag (as mentioned by e-bacho 2.0).
<head>
<title>Javascript Tests</title>
<script type="text/javascript">
window.onload = function() {
var mySpan = doc...
How can I remove all my changes in my SVN working directory?
... have an SVN working directory. I made some changes in that directory, and it shows in svn status . But is there any way for me to remove all my changes in there and just get everything from the trunk using the command line?
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Rename a file using Java
...ledepot.8waytrips.com/egs/java.io/RenameFile.html
// File (or directory) with old name
File file = new File("oldname");
// File (or directory) with new name
File file2 = new File("newname");
if (file2.exists())
throw new java.io.IOException("file exists");
// Rename file (or directory)
boolea...
How can I get the current screen orientation?
...o set some flags when my orientation is in landscape so that when the activity is recreated in onCreate() i can toggle between what to load in portrait vs. landscape. I already have a layout-land xml that is handling my layout.
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Coding Style Guide for node.js apps? [closed]
... actual Node.JS codebase
I'll throw mine in there for good measure ;)
Edit: Suggestions from @alienhard
Google JavaScript style Guide
Felix's Node.js Style Guide
IMO there's a few golden rules you should follow:
Never use with or eval
Use === over ==
Always declare your variables with var i...