大约有 15,510 项符合查询结果（耗时：0.0383秒） [XML]
Join/Where with LINQ and Lambda
...IN condition; you don't need to use WHERE clause!": the WHERE clause isn't testing equality between ID fields, it's testing equality between the post ID column and the id parameter declared outside the query.
– Daniel Schaffer
May 27 '13 at 15:45
...
How do you get the width and height of a multi-dimensional array?
... other posts are confused about which dimension is which. Here's an NUNIT test that shows how 2D arrays work in C#
[Test]
public void ArraysAreRowMajor()
{
var myArray = new int[2,3]
{
{1, 2, 3},
{4, 5, 6}
};
int rows = myArray.GetLength(0);
int...
jquery-ui sortable | How to get it work on iPad/touchdevices?
...
Found a solution (only tested with iPad until now!)!
http://touchpunch.furf.com/content.php?/sortable/default-functionality
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How to create Android Facebook Key Hash?
...
Sounds correct. Just tested it on my machine, was 28 chars long for me, just to give you an idea. Now just copy it over and you're fine. :)
– user658042
Sep 21 '11 at 21:10
...
Check to see if python script is running
....error:
print 'lock exists'
sys.exit()
get_lock('running_test')
while True:
time.sleep(3)
It is atomic and avoids the problem of having lock files lying around if your process gets sent a SIGKILL
You can read in the documentation for socket.close that sockets are automatically...
Difference between Statement and PreparedStatement
...e database: the first to prepare, the second to execute. However, I would test it. I presume the plan would still be cached in the database server for a Statement, but it may be worth a test.
– Brandon
Oct 15 '14 at 15:59
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Python: Get relative path from comparing two absolute paths
...r']) # No common prefix: the root is the common prefix
'/'
You can thus test whether the common prefix is one of the paths, i.e. if one of the paths is a common ancestor:
paths = […, …, …]
common_prefix = os.path.commonprefix(list_of_paths)
if common_prefix in paths:
…
You can then...
Uploading both data and files in one form using Ajax?
...ally identify the enctype without explicit declaration (jQuery 3.3.1).
// Tested, this works for me (jQuery 3.3.1)
fileUploadForm.submit(function (e) {
e.preventDefault();
$.ajax({
type: 'POST',
url: $(this).attr('action'),
enctype: 'multipart/form-da...
Getting all types that implement an interface
... This helped me deal with a super weird problem, where in my test project GetTypes would fail and only in our CI-environment. GetLoadableTypes was a fix for this solution. The error wouldn't be reproducible in the local environment and it was this: System.Reflection.ReflectionTypeLoadE...
Are database triggers evil? [closed]
...shed out into application logic where it can be easily refactored and unit-tested. It's real life I deal with that makes me say "stay away from triggers"... it's not the fault of triggers as it's not the fault of stones that windows get broken.
– Rbjz
Jan 12 '1...