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How do I programmatically change file permissions?
In Java, I'm dynamically creating a set of files and I'd like to change the file permissions on these files on a linux/unix file system. I'd like to be able to execute the Java equivalent of chmod . Is that possible Java 5? If so, how?
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How to get the size of a JavaScript object?
... Can't use with circular structures VM1409:1 Uncaught TypeError: Converting circular structure to JSON :( still useful though
– givanse
Oct 14 '16 at 18:24
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How do I calculate the date in JavaScript three months prior to today?
... This is a sick answer... Where i'm going to get 2012,0,15 from? Convert an existing month -1 ?
– Alex G
Aug 8 '15 at 2:56
3
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How to throw std::exceptions with variable messages?
... }
operator std::string () const { return stream_.str(); }
enum ConvertToString
{
to_str
};
std::string operator >> (ConvertToString) { return stream_.str(); }
private:
std::stringstream stream_;
Formatter(const Formatter &);
Formatter & op...
How to get unique values in an array
...t you have to use Array.from(... new Set(a)) since Set can't be implicitly converted to an array type. Just a heads up!
– Zachscs
Apr 27 '18 at 21:25
5
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Python: One Try Multiple Except
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If for example you have to convert multiple versions of a data structure to a new structure, when updating versions of code for example, you can nest the try..excepts.
– Rolf of Saxony
Dec 4 '15 at 14:00
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How to run a shell script on a Unix console or Mac terminal?
...ans we have no space left to pass arguments to bash. So there's no way to convert something like #!/bin/bash -exu to this scheme. You'll have to put set -exu after the hashbang instead.
This approach also has another advantage: Some systems may ship with a /bin/bash, but the user may not like it,...
.NET Global exception handler in console application
Question: I want to define a global exception handler for unhandled exceptions in my console application. In asp.net, one can define one in global.asax, and in windows applications /services, one can define as below
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How to use System.Net.HttpClient to post a complex type?
...ct that contains the correct properties, serializing it using this method, and passing it that way, but I get a 500 Internal Server Error. It never hits the web api controller method.
– indot_brad
Apr 24 '12 at 20:14
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Case insensitive string as HashMap key
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This is the simplest by far, and also preserves the case of the keys when iterating through them.
– Ralf
Aug 11 '14 at 8:31
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