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Big O of JavaScript arrays
... if you want to reassign indices via splice.
Swapping - O(1)
In general, setting or unsetting any key in a dict is amortized O(1), and the same goes for arrays, regardless of what the index is. Any operation that requires renumbering existing values is O(n) simply because you have to update all th...
How to export and import environment variables in windows?
...nvironment variables sync on different machines. I just want to export the settings from one computer and import to other ones.
...
Permission denied (publickey) when deploying heroku code. fatal: The remote end hung up unexpectedly
...your current home directory do : echo $HOME or echo %HOME% ( Windows )
To set your HOME directory correctly ( by correctly I mean the parent directory of .ssh directory, so that ssh could look for keys in the correct directory ) refer these links :
SO Answer on how to set Unix environment variabl...
Is a `=default` move constructor equivalent to a member-wise move constructor?
...
If I set a move constructor and assignment operator to = default, will I be able to swap with the object? Don't I need to declare the constructor as noexcept? I tried putting both noexcept and =default for both, but this would not...
Detecting a redirect in ajax request?
...ctly.
You can use something like this:
var xhr;
var _orgAjax = jQuery.ajaxSettings.xhr;
jQuery.ajaxSettings.xhr = function () {
xhr = _orgAjax();
return xhr;
};
jQuery.ajax('http://test.com', {
success: function(responseText) {
console.log('responseURL:', xhr.responseURL, 'responseText:'...
Change UICollectionViewCell size on different device orientations
...eOrientationIsPortrait(orientationOnLunch)) {
[self.menuCollectionView setCollectionViewLayout:self.portraitLayout];
} else {
[self.menuCollectionView setCollectionViewLayout:self.landscapeLayout];
}
Then I simply modified my collectionViewFlowLayoutDelgate Methods like this
- (CGSize)col...
How to generate .NET 4.0 classes from xsd?
... [XmlElement(ElementName="name")]
public string Name { get; set; }
[XmlElement(ElementName="address")]
public string Address { get; set; }
[XmlElement(ElementName="city")]
public string City { get; set; }
[XmlElement(ElementName="country")]
...
XML schema or DTD for logback.xml?
...and add it to your project manually. In IntelliJ, for example, you'd go to Settings > Languages & Frameworks > Schemas and DTDs and click the green "+" to add an external resource. Set "URI" to http://ch.qos.logback/xml/ns/logback and "Location" to the location of logback.xsd.
...
Java FileReader encoding issue
...also gained constructors that accept an encoding: new FileReader(file, charset) and new FileReader(fileName, charset).
In earlier versions of java, you need to use new InputStreamReader(new FileInputStream(pathToFile), <encoding>).
...
Side-by-side plots with ggplot2
...you can use one of the following three approaches to work around them:
1. Set the theme manually for every plot. I think it's good practice to always specify a particular theme for each plot, just like I did with + theme_bw() in the example above. If you specify a particular theme, the default them...