大约有 21,000 项符合查询结果（耗时：0.0282秒） [XML]
PHP Redirect with POST data
...is some pseudocode
HTML:
<form id="paymentForm" method="post" action="https://example.com">
<input type="hidden" id="customInvoiceId" .... />
<input type="hidden" .... />
<input type="submit" id="submitButton" />
</form>
JS (using jQuery for convenience but t...
How do I send a cross-domain POST request via JavaScript?
...ing:
switch ($_SERVER['HTTP_ORIGIN']) {
case 'http://from.com': case 'https://from.com':
header('Access-Control-Allow-Origin: '.$_SERVER['HTTP_ORIGIN']);
header('Access-Control-Allow-Methods: GET, PUT, POST, DELETE, OPTIONS');
header('Access-Control-Max-Age: 1000');
header('Acce...
Can you autoplay HTML5 videos on the iPad?
... track).
To see a full list of these restrictions, see the official docs: https://webkit.org/blog/6784/new-video-policies-for-ios/
iOS 9 and before
As of iOS 6.1, it is no longer possible to auto-play videos on the iPad.
My assumption as to why they've disabled the auto-play feature?
Well, as...
What is the best comment in source code you have ever encountered? [closed]
... The first time I've ever been truly RickRolled - and it was funny. When I see links to YouTube I always expect to be RickRolled (camel cased English!!), but I never never never expected to be RickRolled in code comments.
– Vincent McNabb
Jul 28 '...
How do I dump an object's fields to the console?
...
Using introspection is part of the fun of Ruby. It's often useful to subtract an Object's instance_methods from the class' in question to get the methods that are unique: (String.instance_methods - Object.instance_methods).sort
– the Tin ...
Numbering rows within groups in a data frame
...
Use ave, ddply, dplyr or data.table:
df$num <- ave(df$val, df$cat, FUN = seq_along)
or:
library(plyr)
ddply(df, .(cat), mutate, id = seq_along(val))
or:
library(dplyr)
df %>% group_by(cat) %>% mutate(id = row_number())
or (the most memory efficient, as it assigns by reference w...
Place cursor at the end of text in EditText
...
There is a function called append for ediitext which appends the string value to current edittext value and places the cursor at the end of the value.
You can have the string value as the current ediitext value itself and call append();...
Finding all objects that have a given property inside a collection [duplicate]
...st for the Matchers. Some will argue that this is not Java-style, but it's fun how this guy twisted Java to make a bit of functional programming. Have a look at the source code also, it's quite sci-fi.
share
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What is the boundary in multipart/form-data?
...eUploader: {
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Locate Git installation folder on Mac OS X
...
123
The installer from the git homepage installs into /usr/local/git by default. See also this ans...