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How to get ER model of database from server with Workbench
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Migrate your DB "simply make sure the tables and columns exist".
Recommended to delete all your data (this freezes MySQL Workbench on my MAC everytime due to "software out of memory..")
Open MySQL Workbench
click + to make MySQL connection
enter credentials...
How to crop an image in OpenCV using Python
...copy region of interest
If we consider (0,0) as top left corner of image called im with left-to-right as x direction and top-to-bottom as y direction. and we have (x1,y1) as the top-left vertex and (x2,y2) as the bottom-right vertex of a rectangle region within that image, then:
roi = im[y1:y2, x1...
rgdal package installation
...liam Kyngesburye at http://www.kyngchaos.com/ may be used for
source installs on OSX.
As you seem to be under Linux, you always build package from source, so you will have to install the corresponding libraries on your system. If you are under Mint, Ubuntu or another Debian derivative, you can d...
How do I sort an observable collection?
...the end of the sorted partition from the unsorted. Worst case O(n). Essentially a selection sort (See below for output).
public static void Sort<T>(this ObservableCollection<T> collection)
where T : IComparable<T>, IEquatable<T>
{
List<T> sorted = co...
Adding the little arrow to the right side of a cell in an iPhone TableView Cell
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Just set the respective accessoryType property of UITableViewCell.
cell.accessoryType = UITableViewCellAccessoryDisclosureIndicator;
In Swift 3,
cell.accessoryType = .disclosureIndicator
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Recommended way of making React component/div draggable
...React.createClass({
getDefaultProps: function () {
return {
// allow the initial position to be passed in as a prop
initialPos: {x: 0, y: 0}
}
},
getInitialState: function () {
return {
pos: this.props.initialPos,
dragging: false,
rel: null // position...
Google Chrome Extensions - Can't load local images with CSS
...ion that uses the content script feature to modify a website. More specifically, the background-image of said website.
8 ...
Setting focus on an HTML input box on page load
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Here's a compatibility table for autofocus: caniuse.com/#feat=autofocus
– Oreo
Oct 6 '17 at 11:55
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Getting the class name of an instance?
...note that the above method works with new-style classes only (in Python 3+ all classes are "new-style" classes). Your code might use some old-style classes. The following works for both:
x.__class__.__name__
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How to check if a service is running on Android?
...e called or not. Please note the "killable" column in the lifecycle events table in the Android documentation.
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