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How do I fix the “You don't have write permissions into the /usr/bin directory” error when installin
...following content:
:gemdir:
- ~/.gem/ruby
install: -n /usr/local/bin
Now you can run your command normally without the -n flag.
Enjoy!
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Best practice for embedding arbitrary JSON in the DOM?
...\"XSS!\");</script>"}
</div>
Now you can access it by reading the textContent of the element using JavaScript and parsing it:
var text = document.querySelector('#init_data').textContent;
var json = JSON.parse(text);
console.log(json); // {html: "<scr...
How do I compute derivative using Numpy?
...**2 + 1
def d_fun(x):
h = 1e-5
return (fun(x+h)-fun(x-h))/(2*h)
Now, you can numerically find the derivative at x=5:
In [1]: d_fun(5)
Out[1]: 9.999999999621423
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How do I commit only some files?
...
Some of this seems "incomplete"
Groups of people are NOT going to know if they should use quotes etc..
Add 1 specific file showing the location paths as well
git add JobManager/Controllers/APIs/ProfileApiController.cs
Commit (remember, commit is local only, it is not affecting any othe...
Adding a directory to the PATH environment variable in Windows
... It is theoretically possible, no practical CRT implementation I know of actually does this. Explorer does.
– Hans Passant
Jun 21 '16 at 16:35
1
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Commit only part of a file in Git
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How can I edit the current hunk manually? I don't know what to do after I type e.
– Hunsu
Nov 1 '15 at 13:47
25
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How do I change the cursor between Normal and Insert modes in Vim?
I would like to know how to change, if possible, the cursor in Vim (in color, shape, etc.) depending on what mode you are in.
...
Is it possible to create a “weak reference” in javascript?
...ou can't make a proxy wrapper object, because in JavaScript objects never know when they're about to be garbage-collected.
So your ‘weak reference’ becomes a key (eg. integer) in a simple lookup, with an add-reference and remove-reference method, and when there are no manually-tracked reference...
Profiling Django
...rofile logs on-the-fly, especially in production. I've used this technique now on several occasions because it has a light touch — no pesky middleware or third-party Django applications are required!
For example, to profile a particular view that seems to be running slow, you could crack open the...
System.MissingMethodException: Method not found?
What once was working in my asp.net webforms app now throws this error:
34 Answers
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