大约有 31,100 项符合查询结果（耗时：0.0350秒） [XML]
Accessing JPEG EXIF rotation data in JavaScript on the client side
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The orientation of my image is 3..How do i set the orientation to 1??
– Lucy
Apr 17 '16 at 16:12
3
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AES Encryption for an NSString on the iPhone
...easePool * pool = [[NSAutoreleasePool alloc] init];
NSString *key = @"my password";
NSString *secret = @"text to encrypt";
NSData *plain = [secret dataUsingEncoding:NSUTF8StringEncoding];
NSData *cipher = [plain AES256EncryptWithKey:key];
printf("%s\n", [[cipher description] UT...
Numeric for loop in Django templates
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My take on this issue, i think is the nicest. I keep a my_filters.py on the templatetags directory.
@register.filter(name='times')
def times(number):
return range(number)
And you would use like this:
{% load my_filt...
Query to count the number of tables I have in MySQL
...ous just to do a quick command line query to count the number of tables in my database. Is that possible? If so, what is the query?
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error: command 'gcc' failed with exit status 1 while installing eventlet
I wanted to install eventlet on my system in order to have "Herd" for software deployment.. but the terminal is showing a gcc error:
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Unable to verify leaf signature
...o so the code I posted is a quick fix. I should have prefaced with that in my comment.
– LukeP
Jun 3 '15 at 21:48
1
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Safari 3rd party cookie iframe trick no longer working?
...u were willing to have your users click a button before the content loads. My solution was to have a button open a new browser window. That window sets a cookie for my domain, refreshes the opener and then closes.
So your main script could look like:
<?php if(count($_COOKIE) > 0): ?>
<...
Convert hyphens to camel case (camelCase)
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Try this:
var camelCased = myString.replace(/-([a-z])/g, function (g) { return g[1].toUpperCase(); });
The regular expression will match the -i in marker-image and capture only the i. This is then uppercased in the callback function and replaced.
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Test if executable exists in Python?
... Thanks Jay, I accept your answer, though for me it answers my question by the negative. No such function exists in the libs, I just have to write it (I admit my formulation was not clear enough in the fact that I know what which does).
– Piotr Lesnicki
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Purpose of Python's __repr__
... not defined, the repr method for the Point3D class, and have instantiated my_point as an instance of Point3D, and then we do this ...
print my_point
... we may see this as the output ...
Not very nice, eh?
So, we define the repr or str special method, or both, to get better output.
**class Poi...