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How to do scanf for single char in C [duplicate]
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Now that's wild! Would you explain why the space in front of %c makes a difference?
– Max Coplan
Sep 10 '19 at 15:59
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How do you access a website running on localhost from iPhone browser
...he same wireless network. How do I access localhost from the iPhone? Right now I get a 404 error.
26 Answers
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move_uploaded_file gives “failed to open stream: Permission denied” error
...dy /var/www/html/mysite/tmp_file_upload/
Chmod images and tmp_file_upload now to be writable by the owner, if needed [Seems you already have this in place]. Mentioned in @Dmitry Teplyakov answer.
$ sudo chmod -R 0755 /var/www/html/mysite/images/
$ sudo chmod -R 0755 /var/www/html/mysite/tmp_file_...
git: 'credential-cache' is not a git command
...e msysgit has been superseded by Git for Windows, using Git for Windows is now the easiest option. Some versions of the Git for Windows installer (e.g. 2.7.4) have a checkbox during the install to enable the Git Credential Manager. Here is a screenshot:
Still using msysgit? For msysgit versions ...
How to get the name of the calling method?
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Now it seems to be caller_locations[0].label on Ruby 2.2.0 else you always have send_action result
– brcebn
Feb 16 '16 at 15:25
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Pointer to pointer clarification
...lue of ipp. So, ipp still points to ip1 (the value of ipp), ip1's value is now the same as ip2's value, so they both point to j.
This:
*ipp = ip2;
is the same as:
ip1 = ip2;
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improve th...
JavaScript function similar to Python range()
...ve checks for types etc., but I implemented reverse order of elements - it now works exactly the same as Python counterpart, when the last param is negative integer.
– Tadeck
Nov 25 '11 at 18:59
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Enable remote MySQL connection: ERROR 1045 (28000): Access denied for user
...mysql/mysql.conf.d/mysqld.cnf
# Instead of skip-networking the default is now to listen only on
# localhost which is more compatible and is not less secure.
#bind-address = 127.0.0.1
(comment this line: bind-address = 127.0.0.1)
Then run service mysql restart.
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When monkey patching an instance method, can you call the overridden method from the new implementat
...thod object and assigning it to the local variable old_bar. This means, we now have a way to hold on to bar even after it has been overwritten.
old_bar.bind(self)
This is a bit tricky. Basically, in Ruby (and in pretty much all single-dispatch based OO languages), a method is bound to a specific ...
What does = +_ mean in JavaScript
...ample:
+"1"
cast "1" to pure number 1.
var _ = "1";
var r = +_;
r is now 1, not "1".
Moreover, according to the MDN page on Arithmetic Operators:
The unary plus operator precedes its operand and evaluates to its
operand but attempts to converts it into a number, if it isn't
already. [...