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How to compare UIColors?
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Have you tried [myColor isEqual:someOtherColor] ?
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Show space, tab, CRLF characters in editor of Visual Studio
...t since Visual Studio 2010, the current one being Visual Studio 2019 (at time of writing). In Visual Studio 2013, you can also use CTRL+E, S or CTRL+E, CTRL+S.
By default, end of line markers are not visualized. This functionality is provided by the End of the Line extension.
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What is the difference between Strategy design pattern and State design pattern?
...defining difference between them tends to vary depending on who you ask. Some popular choices are:
States store a reference to the context object that contains them. Strategies do not.
States are allowed to replace themselves (IE: to change the state of the context object to something else), while...
Getting scroll bar width using JavaScript [duplicate]
...tScrollbarWidth() {
// Creating invisible container
const outer = document.createElement('div');
outer.style.visibility = 'hidden';
outer.style.overflow = 'scroll'; // forcing scrollbar to appear
outer.style.msOverflowStyle = 'scrollbar'; // needed for WinJS apps
document.body.appendChi...
Delete all rows in an HTML table
...eplace the <tbody> with a new, empty one.
i.e.
var new_tbody = document.createElement('tbody');
populate_with_new_rows(new_tbody);
old_tbody.parentNode.replaceChild(new_tbody, old_tbody)
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How to use Global Variables in C#?
...t Int32 BUFFER_SIZE = 512; // Unmodifiable
public static String FILE_NAME = "Output.txt"; // Modifiable
public static readonly String CODE_PREFIX = "US-"; // Unmodifiable
}
You can then retrieve the defined values anywhere in your code (provided it's part of the same namespace):
String co...
Including a groovy script in another groovy
... That will bring in the contents of a groovy file (just replace the file name between the double quotes with your groovy script).
I do this with a class surprisingly called "Tools.groovy".
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“git rm --cached x” vs “git reset head -- x”?
... a file to a folder, you are adding it to the working copy.
When you do something like git add file you add it to the index. And when you commit it, you add it to the tree as well.
It will probably help you to know the three more common flags in git reset:
git reset [--<mode>] [<commi...
Throw away local commits in Git
Due to some bad cherry-picking, my local Git repository is currently five commits ahead of the origin, and not in a good state. I want to get rid of all these commits and start over again.
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SQLite in Android How to update a specific row
...d1","Bob"); //These Fields should be your String values of actual column names
cv.put("Field2","19");
cv.put("Field2","Male");
Then use the update method, it should work now:
myDB.update(TableName, cv, "_id="+id, null);
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