大约有 9,000 项符合查询结果（耗时：0.0386秒） [XML]
How do function pointers in C work?
...xt of some String class to be "hello".
By using function pointers, it is possible to emulate methods in C.
How is this accomplished?
The String class is actually a struct with a bunch of function pointers which act as a way to simulate methods. The following is a partial declaration of the String...
Which iomanip manipulators are 'sticky'?
...ode the following manipulators return an object rather than a stream:
setiosflags
resetiosflags
setbase
setfill
setprecision
setw
This is a common technique to apply an operation to only the next object that is applied to the stream. Unfortunately this does not preclude them from being sticky. Te...
Learning assembly [closed]
.... I saw there are a zillion different flavors of assembly, so, for the purposes I mention, how should I start? What kind of assembly should I learn? I want to learn by first doing some easy programs (i.e. a calculator), but the goal itself will be to get accostumed with it so I can understand the co...
Build fat static library (device + simulator) using Xcode and SDK 4+
...is work nicely with Archive mode.
RECENT CHANGES:
1. Added support for iOS 10.x (while maintaining support for older platforms)
Info on how to use this script with a project-embedded-in-another-project (although I highly recommend NOT doing that, ever - Apple has a couple of show-stopper bugs i...
Auto-fit TextView for Android
... + " text:" + text + " maxLines:" + maxLines);
}
});
}
I am posting code here at per android developer's request:
Final effect:
Sample Layout file:
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="wrap_content"
android:layout_height...
How does HTTP file upload work?
...ct a file and submit your form (I've truncated the headers for brevity):
POST /upload?upload_progress_id=12344 HTTP/1.1
Host: localhost:3000
Content-Length: 1325
Origin: http://localhost:3000
... other headers ...
Content-Type: multipart/form-data; boundary=----WebKitFormBoundaryePkpFF7tjBAqx29L
-...
Should CSS always preceed Javascript?
... that you have scripts located in the <head> of your document (as opposed to the end of the <body>). There are various arguments regarding why you might link to your scripts in the <head> versus the end of the document, but that's outside the scope of this answer. This is strictl...
Elegant setup of Python logging in Django
...1,
'disable_existing_loggers': False,
'formatters': {
'verbose': {
'format': '%(levelname)s %(asctime)s %(module)s %(process)d %(thread)d %(message)s'
},
'simple': {
'format': '%(levelname)s %(message)s'
},
},
'filters': {
...
git + LaTeX workflow
...een the two computers, and also would like to keep a revision history. I chose git as my DVCS, and I'm hosting my repository on my server. I'm also using Kile + Okular to do the editing. Kile doesn't have an integrated git plugin. I'm also not collaborating with anyone on this text. I'm also thinkin...
How do you use bcrypt for hashing passwords in PHP?
...RjrwAVXD98HNOgsNpDczlqm3Jq7KnEd1rVAGv3Fykk1a
// Usage 2:
$options = [
'cost' => 11
];
echo password_hash('rasmuslerdorf', PASSWORD_BCRYPT, $options)."\n";
// $2y$11$6DP.V0nO7YI3iSki4qog6OQI5eiO6Jnjsqg7vdnb.JgGIsxniOn4C
To verify a user provided password against an existing hash, you may use ...