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How to set an environment variable only for the duration of the script?
On Linux (Ubuntu 11.04) in bash, is it possible to temporarily set an environment variable that will only be different from the normal variable for the duration of the script? For example, in a shell script, making an app that saves to HOME portable by temporarily setting HOME to a folder in the pre...
Put content in HttpResponseMessage object?
...onseMessage response = Request.CreateResponse(HttpStatusCode.BadRequest, "Error message");
You can pass objects not just strings to CreateResponse and it will serialize them based on the request's Accept header. This saves you from manually choosing a formatter.
...
How do I include a JavaScript file in another JavaScript file?
...jsFilePath;
document.body.appendChild(js);
var s = new MySuperObject();
Error : MySuperObject is undefined
Then you reload the page hitting F5. And it works! Confusing...
So what to do about it ?
Well, you can use the hack the author suggests in the link I gave you. In summary, for people in ...
Converting 'ArrayList to 'String[]' in Java
... I would prefer that syntax, but IntelliJ displays a compiler error with that, complains "T[] is not a functional interface."
– Glen Mazza
Jul 25 '16 at 16:11
3
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Undo git reset --hard with uncommitted files in the staging area
I am trying to recover my work. I stupidly did git reset --hard , but before that I've done only get add . and didn't do git commit . Please help! Here is my log:
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List of remotes for a Git repository?
I have a Git repository. This repository has multiple remote repositories (I think). How can I get a list of the remote repositories that belong to said repository?
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const char * const versus const char *?
...lf however is not const.
Example.
const char *p = "Nawaz";
p[2] = 'S'; //error, changing the const data!
p="Sarfaraz"; //okay, changing the non-const pointer.
const char * const p = "Nawaz";
p[2] = 'S'; //error, changing the const data!
p="Sarfaraz"; //error, changing the const pointer.
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Difference between 'struct' and 'typedef struct' in C++?
...
If you just said:
struct Foo { ... };
Foo x;
you would get a compiler error, because Foo is only defined in the tag namespace.
You'd have to declare it as:
struct Foo x;
Any time you want to refer to a Foo, you'd always have to call it a struct Foo. This gets annoying fast, so you can add...
Convert integer into its character equivalent, where 0 => a, 1 => b, etc
... And when you have no need of extending, maybe more prone to errors? abcede
– Nelson Rothermel
Jun 29 '10 at 22:07
...
“Inner exception” (with traceback) in Python?
... raise.
import sys
class MyException(Exception): pass
try:
raise TypeError("test")
except TypeError, e:
raise MyException(), None, sys.exc_info()[2]
Always do this when catching one exception and re-raising another.
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