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Why does git revert complain about a missing -m option?
...
By default git revert refuses to revert a merge commit as what that actually means is ambiguous. I presume that your HEAD is in fact a merge commit.
If you want to revert the merge commit, you have to specify which parent of...
HTML5 Email Validation
...
document.getElementById("email").validity.valid
seems to be true when field is either empty or valid. This also has some other interesting flags:
Tested in Chrome.
...
Tips for debugging .htaccess rewrite rules
..., not only you, but anyone visiting your site at the time will be affected by the 301.
Remember that they are permanent, and aggressively cached by your browser.
Use a 302 instead till you are sure, then change it to a 301.
3. Remember that 301's are aggressively cached in your browser
If your r...
If table exists drop table then create it, if it does not exist just create it
...the middle or just
didn't finish yet -- it's a good idea to inspect things by yourself.
Then, you should check the result of first RENAME ... and do not
continue in case of success: whole operation is successfully
completed; even more, running next RENAME ... can (and will) be
unsafe if another thre...
How to get parameters from the URL with JSP
.... See Getting Information from Requests.
response: The response returned by the JSP page. See Constructing Responses.
In addition, several implicit objects are available that allow easy access to the following objects:
param: Maps a request parameter name to a single value
paramValu...
jQuery attr vs prop?
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...
JPA: what is the proper pattern for iterating over large result sets?
...ion
.createQuery("SELECT a FROM Address a WHERE .... ORDER BY a.id");
query.setFetchSize(Integer.valueOf(1000));
query.setReadOnly(true);
query.setLockMode("a", LockMode.NONE);
ScrollableResults results = query.scroll(ScrollMode.FORWARD_ONLY);
...
$.ajax - dataType
...
(ps: the answer given by Nick Craver is incorrect)
contentType specifies the format of data being sent to the server as part of request(it can be sent as part of response too, more on that later).
dataType specifies the expected format of data ...
Hiding elements in responsive layout?
... they're **unsupported. Deprecated tends to mean “has been superseded by other approaches although still supported are intended to be phased out soon”. This appears to be the case with Bootstrap 3.2.0— .visible-xs and the like still work for now, while .hidden-phone and friends are completel...
How can I enable zoom in on UIWebView which inside the UIScrollView?
...ser to change zoom, change the content twice:
var vp = document.getElementById('vp');
vp.content = "width=767,minimum-scale=4.0,maximum-scale=4.0,user-scalable=yes";
vp.content = "width=768,minimum-scale=0.25,maximum-scale=10.0,user-scalable=yes";
Toggling the width is very important - otherwise ...