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Dilemma: when to use Fragments vs Activities:
.... In the beginning this will not have any sense, but in time, you will actually be able to tell if you need Fragment or not.
There is a good practice I found very helpful for me. It occurred to me while I was trying to explain something to my daughter.
Namely, imagine a box which represents a sc...
INSERT IF NOT EXISTS ELSE UPDATE?
...ement case the statement would set it to NULL and then a fresh ID would be allocated.
This approach can also be used if you want to leave particular field values alone if the row in the replacement case but set the field to NULL in the insert case.
For example, assuming you want to leave Seen alon...
What is normalized UTF-8 all about?
....
Compatibility Normalization
Unicode also includes many characters that really do not belong, but were used in legacy character sets. Unicode added these to allow text in those character sets to be processed as Unicode, and then be converted back without loss.
Compatibility normalization converts t...
What is the meaning of the 'g' flag in regular expressions?
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g is for global search. Meaning it'll match all occurrences. You'll usually also see i which means ignore case.
Reference: global - JavaScript | MDN
The "g" flag indicates that the regular expression should be tested against all possible matches in a string.
Wit...
Changing the browser zoom level
...on-firefox browsers. Though this gives you a zoom effect, it does not actually modify the zoom value at browser level.
var currFFZoom = 1;
var currIEZoom = 100;
$('#plusBtn').on('click',function(){
if ($.browser.mozilla){
var step = 0.02;
currFFZoom += ...
Git checkout: updating paths is incompatible with switching branches
...
That should be "git fetch REPOSITORY_NAME" to get all of the branches on that repository.
– Mike Thomsen
Mar 24 '10 at 22:36
1
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ssl_error_rx_record_too_long and Apache SSL [closed]
...default_:443>
Error code: ssl_error_rx_record_too_long
This usually means the implementation of SSL on your server is not correct. The error is usually caused by a server side problem which the server administrator will need to investigate.
Below are some things we recommend trying....
Websocket API to replace REST API?
... and collections can be passed around from/to client and server by simply calling a functions RPC-style. No more managing REST endpoints, serializing/deserializing objects, and so forth. I haven't worked with socketstream yet, but it looks worth checking out.
I still have a long way to go before I ...
Why do browsers match CSS selectors from right to left?
...tching it has one element (the one it's trying to determine style for) and all your rules and their selectors and it needs to find which rules match the element. This is different from the usual jQuery thing, say, where you only have one selector and you need to find all the elements that match tha...
How to completely uninstall Visual Studio 2010?
...ly and ultimately remove Visual Studio 2010 from my computer. When you install Visual Studio, it also installs a bunch of programs (about 55) in the add/remove programs panel ( appwiz.cpl ).
...