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How do I find files that do not contain a given string pattern?
How do I find out the files in the current directory which do not contain the word foo (using grep )?
16 Answers
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Pros and cons of AppSettings vs applicationSettings (.NET app.config / Web.config)
...hat you wanted to configure there really is a number - someone could put a string into that setting..... you just access it as ConfigurationManager["(key)"] and then it's up to you to know what you're dealing with.
Also, over time, the <appSettings> can get rather convoluted and messy, if lo...
How do I access my SSH public key?
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cat ~/.ssh/id_rsa.pub or cat ~/.ssh/id_dsa.pub
You can list all the public keys you have by doing:
$ ls ~/.ssh/*.pub
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Converting string to numeric [duplicate]
...nt as.numeric to do with these values?
In read.csv, try using the argument stringsAsFactors=FALSE
Are you sure it's sep="/t and not sep="\t"
Use the command head(pitchman) to check the first fews rows of your data
Also, it's very tricky to guess what your problem is when you don't provide data. A mi...
What's the difference between istringstream, ostringstream and stringstream? / Why not use stringstr
When would I use std::istringstream , std::ostringstream and std::stringstream and why shouldn't I just use std::stringstream in every scenario (are there any runtime performance issues?).
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Printing object properties in Powershell
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Try this:
Write-Host ($obj | Format-Table | Out-String)
or
Write-Host ($obj | Format-List | Out-String)
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Is there any kind of hash code function in JavaScript?
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JavaScript objects can only use strings as keys (anything else is converted to a string).
You could, alternatively, maintain an array which indexes the objects in question, and use its index string as a reference to the object. Something like this:
var Ob...
Kotlin: how to pass a function as parameter to another?
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Use :: to signify a function reference, and then:
fun foo(m: String, bar: (m: String) -> Unit) {
bar(m)
}
// my function to pass into the other
fun buz(m: String) {
println("another message: $m")
}
// someone passing buz into foo
fun something() {
foo("hi", ::buz)
}
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Adding a favicon to a static HTML page
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Convert your image file to Base64 string with a tool like this and then replace the YourBase64StringHere placeholder in the below snippet with your string and put the line in your HTML head section:
<link href="data:image/x-icon;base64,YourBase64StringHer...
Long list of if statements in Java
...void exec() {
// ...
}
}
// etc etc
then build a Map<String,Command> object and populate it with Command instances:
commandMap.put("A", new CommandA());
commandMap.put("B", new CommandB());
then you can replace your if/else if chain with:
commandMap.get(value).exec();
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