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How do I create a basic UIButton programmatically?
...it for the user to lift their finger, giving them the option of cancelling by dragging away (recommended in Apple Human Interface Guidelines)
– ayreguitar
Jul 29 '11 at 15:33
9
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Get the distance between two geo points
...e distance = Math.sqrt(x * x + y * y) * R;
You can optimize this further by either:
Removing the square root if you simply compare the distance to another (in that case compare both squared distance);
Factoring-out the cosine if you compute the distance from one master point to many others (in t...
Generate GUID in MySQL for existing Data?
...ed Aug 22 '12 at 17:32
LittleBobbyTables - Au Revoir
29.5k1212 gold badges9393 silver badges110110 bronze badges
answered Aug 22 '12 at 17:18
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convert_tz returns null
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Apart from Windows environment, You can set Time Zone by
mysql_tzinfo_to_sql /usr/share/zoneinfo | mysql -u root -p mysql
In Windows environment,
1. download Time zone description tables from http://dev.mysql.com/downloads/timezones.html
2. Stop MySQL server
3. Put then in...
Self-references in object literals / initializers
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console.log(foo.c) // 11
This is a syntactic extension introduced by the ECMAScript 5th Edition Specification, the syntax is supported by most modern browsers (including IE9).
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impro...
Get the height and width of the browser viewport without scrollbars using jquery?
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When the window has scrollbar (added by the browser), the window.innerWidth returns the width of the viewport + the width of the scrollbar. what can I do in this situation?
– Victor
Mar 22 '15 at 20:18
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Make Vim show ALL white spaces as a character
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@Skippr By what measure? It's same number of key presses, except that Shift and ! are both harder to type than no. If you're putting it in your .vimrc, I agree that the exclam form is easier to read.
– Dan Becha...
“wait_fences: failed to receive reply: 10004003”?
...iting an arbitrary period of time and hoping it's completed, you can know by overriding -viewDidDisappear in the modalViewController. That can call back to the modal's -parentViewController, or could post a notification. The key is to understand that asking something to dismiss does not mean it is ...
Avoid modal dismiss on enter keypress
...ttribute to the button element, some browsers interpret the type as submit by default.
https://developer.mozilla.org/en-US/docs/Web/HTML/Element/button#Attributes
This applies for all the buttons you have in the modal.
<button type="button" class="close" data-dismiss="modal">×</button&g...
Why do 64-bit DLLs go to System32 and 32-bit DLLs to SysWoW64 on 64-bit Windows?
...tc. The registry in Windows 7 should be use sparingly and with discretion by developers.
– ryyker
Jun 22 '14 at 15:58
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