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Replace a value in a data frame based on a conditional (`if`) statement
In the R data frame coded for below, I would like to replace all of the times that B
appears with b .
8 Answers
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How to avoid .pyc files?
Can I run the python interpreter without generating the compiled .pyc files?
10 Answers
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代码块超过1.2w编译apk报错问题 - App Inventor 2 中文网 - 清泛IT社区，为创新赋能！
报错信息：
3月 04, 2025 9:50:11 上午 com.google.appengine.tools.development.ApiProxyLocalImpl log
严重: javax.servlet.ServletContext log: Exception while dispatching incoming RPC call
com.google.gwt.user.server.rpc.UnexpectedException: Service method 'public abstract long com.google.appinv...
Getting ssh to execute a command in the background on target machine
This is a follow-on question to the How do you use ssh in a shell script? question. If I want to execute a command on the remote machine that runs in the background on that machine, how do I get the ssh command to return? When I try to just include the ampersand (&) at the end of the command it ...
Enable binary mode while restoring a Database from an SQL dump
...++.
– Peter Majeed
Jan 21 '17 at 14:05
This answer, if I hadn't dug in, would have saved me hours of searching for the...
Can a project have multiple origins?
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– Afrig Aminuddin
Jul 30 '18 at 4:05
Must all remotes have the same commit history? What if I want to push certain c...
How can I archive git branches?
I have some old branches in my git repository that are no longer under active development. I would like to archive the branches so that they don't show up by default when running git branch -l -r . I don't want to delete them, because I want to keep the history. How can I do this?
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Is there a way to make text unselectable on an HTML page? [duplicate]
I'm building an HTML UI with some text elements, such as tab names, which look bad when selected. Unfortunately, it's very easy for a user to double-click a tab name, which selects it by default in many browsers.
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How to get .pem file from .key and .crt files?
How can I create a PEM file from an SSL certificate?
10 Answers
10
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How to load local html file into UIWebView
...tory i got: iPhone Simulator/4.3.2/Applications/49351078-9423-4A24-8E58-B2A059961097/WebviewTest.app/sample.html but the html didn't show up in the screen it was still empty. I'm i missing something else? Here's the sample project: http://www.box.net/shared/rb05b4ppjnbof1r33gh7
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