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How to replace a string in multiple files in linux command line
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cd /path/to/your/folder
sed -i 's/foo/bar/g' *
Occurrences of "foo" will be replaced with "bar".
On BSD systems like macOS, you need to provide a backup extension like -i '.bak' or else "risk corruption or partial content" per the manpage.
cd /path/to/your/fo...
Calling async method synchronously
...an access the Result property of the task, which will cause your thread to block until the result is available:
string code = GenerateCodeAsync().Result;
Note: In some cases, this might lead to a deadlock: Your call to Result blocks the main thread, thereby preventing the remainder of the async...
What is the best way to conditionally apply a class?
...lement and a property on the controller called selectedIndex . What would be the best way to add a class to the li with the index selectedIndex in AngularJS?
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Are 2^n and n*2^n in the same time complexity?
Resources I've found on time complexity are unclear about when it is okay to ignore terms in a time complexity equation, specifically with non-polynomial examples.
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Error - Unable to access the IIS metabase
...%systemroot% is usually C:\Windows)
Navigate to the appropriate location above in Windows Explorer. You will be blocked access with a popup which says:
"You don't have access to this folder - Click continue to permanently get access to this folder"
Click 'continue' for this folder, and with ...
jQuery - Trigger event when an element is removed from the DOM
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Just checked, it is already built-in in current version of JQuery:
jQuery - v1.9.1
jQuery UI - v1.10.2
$("#myDiv").on("remove", function () {
alert("Element was removed");
})
Important: This is functionality of Jquery UI script (not JQuery), so...
Getting “NoSuchMethodError: org.hamcrest.Matcher.describeMismatch” when running test in IntelliJ 10.
...JUnit jar.
JUnit comes with its own org.hamcrest.Matcher class that is probably being used instead.
You can also download and use the junit-dep-4.10.jar instead which is JUnit without the hamcrest classes.
mockito also has the hamcrest classes in it as well, so you may need to move\reorder it as ...
What does the “__block” keyword mean?
What exactly does the __block keyword in Objective-C mean? I know it allows you to modify variables within blocks, but I'd like to know...
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How to call an async method from a getter or setter?
What'd be the most elegant way to call an async method from a getter or setter in C#?
12 Answers
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How can I center an absolutely positioned element in a div?
I need to place a div (with position:absolute; ) element in the center of my window. But I am having problems doing so, because the width is unknown .
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