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Is onload equal to readyState==4 in XMLHttpRequest?
... confuse about the xhr return event, as I can tell, there are not so much different between onreadystatechange --> readyState == 4 and onload, is it true?
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jQuery get specific option tag text
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Thank you for this nickf. Here is this answer expanded if you want to get the value dynamically: var selectValue = document.getElementById('list').value; var selectOption = $("#list option[value=" + selectValue + "]").text(); ///good example nickf.
– Kevin...
What is the C# equivalent of friend? [duplicate]
...visible, for example. And the internal members are only visible to the specified assembly - it's not like it's just making everything public. I far prefer using this over reflection, which isn't refactoring-friendly or compile-time-checking-friendly.
– Jon Skeet
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curl POST format for CURLOPT_POSTFIELDS
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In case you are sending a string, urlencode() it. Otherwise if array, it should be key=>value paired and the Content-type header is automatically set to multipart/form-data.
Also, you don't have to create extra functions to build the query for your arrays, you already have that:
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Archiving project in Xcode incorrectly creates multi-application bundle
...instead of bundling my main target for release, which is what I want. Specifically, when I validate my archive in Organizer, it gives me the message:
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onConfigurationChanged not getting called
...en the device switches between portrait and landscape
orientation. Thus, if you want to prevent runtime restarts due to
orientation change when developing for API level 13 or higher (as
declared by the minSdkVersion and targetSdkVersion attributes), you
must include the "screenSize" value in...
Flatten list of lists [duplicate]
...of_lists:
for val in sublist:
flattened.append(val)
The big difference is that the list comp evaluates MUCH faster than the unraveled loop and eliminates the append calls!
If you have multiple items in a sublist the list comp will even flatten that. ie
>>> list_of_lists = [...
Recover from git reset --hard?
...usly staged changes (git add) should be recoverable from index objects, so if you did, use git fsck --lost-found to locate the objects related to it. (This writes the objects to the .git/lost-found/ directory; from there you can use git show <filename> to see the contents of each file.)
If no...
How to insert a text at the beginning of a file?
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The flaw of this solution is that it doesn't add the text if file is empty.
– DBedrenko
Apr 16 '16 at 20:45
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show 8 more c...
How to select only the first rows for each unique value of a column
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A very simple answer if you say you don't care which address is used.
SELECT
CName, MIN(AddressLine)
FROM
MyTable
GROUP BY
CName
If you want the first according to, say, an "inserted" column then it's a different query
SELECT
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