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Difference between “git checkout ” and “git checkout -- ”
... point as a file name, no matter what it looks like." This is not Git-specific, it's a general Unix command line convention. Normally you use it to clarify that an argument is a file name rather than an option, e.g.
rm -f # does nothing
rm -- -f # deletes a file named "-f"
git checkout1 ...
Error handling in C code
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I like the error as return-value way. If you're designing the api and you want to make use of your library as painless as possible think about these additions:
store all possible error-states in one typedef'ed enum and use it in your lib. Don't just return ints...
Find and restore a deleted file in a Git repository
... got an error. error: pathspec <filename> did not match any file(s) known to git.. The solution was to use git bash.
– donturner
Jul 26 '12 at 18:07
56
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Receiving login prompt using integrated windows authentication
...re your ASP.NET account has permission. Mine was not originally added.
Now go into the features of Authentication:
Enable Anonymous Authentication with the IUSR:
Enable Windows Authentication, then Right-Click to set the Providers.
NTLM needs to be FIRST!
Next, check that under Advance...
How does StartCoroutine / yield return pattern really work in Unity?
I understand the principle of coroutines. I know how to get the standard StartCoroutine / yield return pattern to work in C# in Unity, e.g. invoke a method returning IEnumerator via StartCoroutine and in that method do something, do yield return new WaitForSeconds(1); to wait a second, th...
Form inside a form, is that alright? [duplicate]
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This is good to know. I've implemented it in the past with custom data attributes and javascript when I could have just included a html5 shim library.
– Jon Hulka
Mar 22 '17 at 18:10
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Ask for User Permission to Receive UILocalNotifications in iOS 8
I have set up local notifications in the App Delegate Using this:
5 Answers
5
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Delete an element from a dictionary
..., and also using linear space. For small dicts, this is not a problem. But if you're planning to make lots of copies of large dicts, you probably want a different data structure, like a HAMT (as described in this answer).
sh...
Dictionary returning a default value if the key does not exist [duplicate]
...orms, these extensions work when key doesn't exist, but TryGetValue throws if key is null. Knowing whether key is nullable or not would make this a trivial check.
– ProfK
Sep 27 '12 at 6:12
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Get/pick an image from Android's built-in Gallery app programmatically
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// this is the action code we use in our intent,
// this way we know we're looking at the response from our own action
private static final int SELECT_PICTURE = 1;
private String selectedImagePath;
public void onCreate(Bundle savedInstanceState) {
super.onCreate(saved...