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How can I clear scrollback buffer in Tmux?
...r bind makes it so you don't have to issue the tmux command prefix (ctrl-b by default). I use bash, so ctrl-l already does the equivalent of typing "clear" at the command line. With these two keys I get a nice ctrl-l, ctrl-k combo, which moves all the scroll buffer off the screen (the "clear") and...
How can I reset or revert a file to a specific revision?
...l. It's a convention implemented in many different commands (and supported by getopt).
– Greg Hewgill
Mar 4 '16 at 17:47
2
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Serializing an object to JSON
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...
How to get a JavaScript object's class?
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To get the "pseudo class", you can get the constructor function, by
obj.constructor
assuming the constructor is set correctly when you do the inheritance -- which is by something like:
Dog.prototype = new Animal();
Dog.prototype.constructor = Dog;
and these two lines, together with:
...
How to Implement Custom Table View Section Headers and Footers with Storyboard
... (e.g. 123)
In your tableView:viewForHeaderInSection: method get the label by calling:
UILabel *label = (UILabel *)[headerView viewWithTag:123];
Now you can use the label to set a new title:
[label setText:@"New Title"];
...
Using TortoiseSVN via the command line
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By default TortoiseSVN always has a GUI (Graphical User Interface) associated with it. But on the installer (of version 1.7 and later) you can select the "command line client tools" option so you can call svn commands (like s...
jQuery how to find an element based on a data-attribute value?
...th hardcoded attribute. I've got this problem and to make it work set data by writing the attribute directly $('#element').attr('data-some-att-name', value);
– Pawel
Oct 28 '13 at 16:55
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How to disable textarea resizing?
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...
How to Decrease Image Brightness in CSS
...se it. Opacity makes the image look brighter, not darker.
You can do this by overlaying a black div over the image and setting the opacity of that div.
<style>
#container {
position: relative;
}
div.overlay {
opacity: .9;
background-color: black;
position: absolute;
left:...
How does Rails keep track of which migrations have run for a database?
According to Rails doc: http://guides.rubyonrails.org/migrations.html
1 Answer
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