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How do I list the functions defined in my shell?
...
in GNU bash 4.3.46(1)-release (x86_64-pc-linux-gnu) -F lists names / -f lists whole function
– ceph3us
Jul 29 '16 at 5:35
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How to implement the activity stream in a social network
...be "comment" and "created" respectively), data contains additional data in order to avoid joins (for example, it can contain the subject name and surname, the article title and url, the comment body etc.).
Each Activity belongs to one or more ActivityFeeds, and they are related by a table that look...
403 Forbidden vs 401 Unauthorized HTTP responses
... (or 3xx: redirection)
Checks are usually done in this order:
404 if resource is public and does not exist or 3xx redirection
OTHERWISE:
401 if not logged-in or session expired
403 if user does not have permission to access resource (file, json, ...)
404 if resource does not ex...
UITableViewCell Separator disappearing in iOS7
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I dumped the subview hierarchy of affected cells and found that the _UITableViewCellSeparatorView was set to hidden. No wonder it's not shown!
I overrode layoutSubviews in my UITableViewCell subclass and now the separators are displayed reliably:
Objective-C:
- (void)layoutSubviews {
[...
Adding an onclick function to go to url in JavaScript?
...uery to send a user to a different URL you can do it like this:
$("a#thing_to_click").on('click', function(){
window.location = "http://www.google.com/";
});
this way will work too but the above is the newer more correct way to do it these days
$("a#thing_to_click").click(function(e){
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Detect all Firefox versions in JS
...orage === "undefined" &&
typeof createdElement.style.borderImage === "undefined" &&
typeof document.querySelector !== "undefined") {
firefoxVersion = "14";
}
// Firefox 15 released August 28, 2012
// borderImage allo...
git switch branch without discarding local changes
...anch to which you are switching, the command refuses to switch
branches in order to preserve your modifications in context. However,
with this option, a three-way merge between the current branch, your
working tree contents, and the new branch is done, and you will be on
the new branch.
Source: htt...
How do I rename a column in a database table using SQL?
... This is also not supported in Microsoft SQL Server. Instead use sp_rename as per Galwegian's answer: stackoverflow.com/a/174586/834431
– Chris
Dec 11 '13 at 13:15
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How do I generate random numbers in Dart?
...0.9 ... the result would be for example -0.32
– just_a_dude
Nov 7 '13 at 13:59
2
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Evenly space multiple views within a container view
... like this:
EDIT Note: The choice of N:p or p:N depends on the relation order of your alignment constraint. If "First Item" is Superview.Center, you may use p:N, while if Superview.Center is "Second Item", you may use N:p. If in doubt, just try both out... :-)
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