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What is the difference between a regular string and a verbatim string?
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A verbatim string is one that does not need to be escaped, like a filename:
string myFileName = "C:\\myfolder\\myfile.txt";
would be
string myFileName = @"C:\myfolder\myfile.txt";
The @ symbol means to read that string literally, and don't interpret con...
Hashing a dictionary?
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It might be interesting the hash() function does not produce a stable output. This means that, given the same input, it returns different results with different instances of the same python interpreter. To me, it looks like some sort of seed value is generated every t...
ASP.NET “special” tags
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This link currently doesn't work. You have to select a .NET framework version before it does.
– Sam
Mar 13 '13 at 2:44
1
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Asynchronous shell commands
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nohup cmd
doesn't hangup when you close the terminal. output by default goes to nohup.out
You can combine this with backgrounding,
nohup cmd &
and get rid of the output,
nohup cmd > /dev/null 2>&1 &
you can a...
How do I provide JVM arguments to VisualVM?
...le a Java webapp running under Tomcat, but VisualVM often tells me that it doesn't have enough memory to take a snapshot, and to use the -Xmx switch to provide more memory to Netbeans. The problem is, I'm running VisualVM outside of Netbeans, so how can I provide JVM arguments to jvisualvm.exe?
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Editing Javascript using Chrome Developer Tools
...ascript". This page is the first search result. But it is too outdated, it does not help me.
I am using Chrome 73, this version of Chrome has "Enable Local Overrides" option. Using the function, I could edit a javascript and could run and debug.
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Embedding SVG into ReactJS
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@AndrewPatton Multiple Css Class names with the tick char does not work: '.class1, .class2{fill: #005baa;}' How can I fix that?
– HelloWorld
Jun 7 '18 at 15:07
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How do I allow HTTPS for Apache on localhost?
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@sudip, Does the opensource code of ngrok works in such a way that we can host this on our own server without modification? If not, it's pretty much a showstopper because it's not ok to redirect users requests to an external host li...
Optimal number of threads per core
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I agree with @Gonzalo's answer. I have a process that doesn't do I/O, and here is what I've found:
Note that all threads work on one array but different ranges (two threads do not access the same index), so the results may differ if they've worked on different arrays.
The 1....
How to write asynchronous functions for Node.js
...gt; {
resolve(true)
});
console.log(r); // true
}
if a function does not return a promise, i recommend wrapping it in a new promise that you define, then resolve the data that you want:
function ajax_call(url, method) {
return new Promise((resolve, reject) => {
fetch(url, { meth...