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How can I save an image to the camera roll?
... app and they can be viewed as small thumbnails. When a small thumbnail is selected it goes to a new view and a fullscreen version can be viewed. I have a button in the right corner of the top nav that says "save" and this is the button that I wish to save the image to the device's cameral roll so t...
What are the obj and bin folders (created by Visual Studio) used for?
... a compile in your project's Properties. You can also change the names and selected options for your build configurations.
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Is there a quicker / better way to clear the iPhone Simulator cache than deleting its directory?
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this command takes forever to run, how to select target sim with uuid?
– the_prole
Jun 1 '18 at 16:32
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Can you use hash navigation without affecting history?
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Unless you use :target selectors ... then history functions are useless, as that part of the spec (css interaction with history ops) seems to be not defined currently, and style does not get recomputed on history replace by most/all browsers.
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“Diff” an image using ImageMagick
...th layers, 3) remove alpha channels from both layers in the Layers tab, 4) select the G + B channels on one layer, select all and clear the channels with black color, the same with the R + B channels on the second layer, 4) set Screen mode for the upper layer in the Layers tab.
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Why not infer template parameter from constructor?
...iable<Variable<int>> ?
The key question is, does the compiler select the type-inferred constructor here or the copy constructor?
Trying the code out, we can see that the copy constructor is selected. To expand on the example:
Variable var(num); // infering ctor
Variable var2(va...
Defining a HTML template to append using JQuery
...able to take the same approach using vanilla javascript with document.querySelector and .innerHTML.
jsfiddle
Templates inside JS
A question to ask yourself is: do you really want/need to define templates as HTML files? You can always componentize + re-use a template the same way you'd re-use most...
What is the standard naming convention for html/css ids and classes?
...e 2012
I've changed how I program over time. I now use camel case (thisIsASelector) instead of hyphens now; I find the latter rather ugly. Use whatever you prefer, which may easily change over time.
Update 2013
It looks like I like to mix things up yearly... After switching to Sublime Text and us...
Rails: Default sort order for a rails model?
...hen it gets used for actions like where's limiting (filtering) the default selection (a bad idea for a default) rather than just being used for ordering results.
For where selections, just use the regular named scopes. and add that scope on in the query, e.g. Book.all.published where published is a ...
IIS AppPoolIdentity and file system write access permissions
...ty of IIS APPPOOL\900300. Right clicking on properties for the process and selecting the Security tab we see:
As we can see IIS APPPOOL\900300 is a member of the Users group.
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