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How to Turn Off Showing Whitespace Characters in Visual Studio IDE
...ng aware of what we're inserting or how we're changing the file. Gives us more casual control over our environment. There are also cases where it's actually critical, such as inside strings that are getting parsed.
– Thought
Jul 6 '14 at 23:30
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htaccess redirect to https://www
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How do you detect Credit card type based on number?
...ves plenty of headroom for expansion.
Here's an image that gives a little more insight:
UPDATE (2014): The checksum method no longer appears to be a valid way of verifying a card's authenticity as noted in the comments on this answer.
UPDATE (2016): Mastercard is to implement new BIN ranges start...
Add new item count to icon on button - Android
...h a border. An XML drawable will scale to fit the view as it resizes with more or less text.
res/drawable/badge_circle.xml:
<shape xmlns:android="http://schemas.android.com/apk/res/android"
android:shape="oval">
<solid
android:color="#F00" />
<stroke
android:width="2d...
Received fatal alert: handshake_failure through SSLHandshakeException
...cate is probably not trusted by the client. This would usually result in a more verbose error, but it is quite possible. Usually the fix is to import the server's CA certificate into the client's trust store.
The cerificate is issued for a different domain. Again, this would have resulted in a more ...
CharSequence VS String in Java?
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@Pacerier: I think it's more of a practical limitation. CharSequence was a retrofit in JDK 1.4 to introduce a limited-purpose common interface to objects containing character sequences. Some of those objects contain other state, so it may not make s...
Convert Unicode to ASCII without errors in Python
...place(u'\u2019', u'\'').encode('ascii', 'ignore')
"'"
Although there are more efficient ways to accomplish this. See this question for more details Where is Python's "best ASCII for this Unicode" database?
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What is the python “with” statement designed for?
...lating common preparation and cleanup tasks in so-called context managers. More details can be found in PEP 343. For instance, the open statement is a context manager in itself, which lets you open a file, keep it open as long as the execution is in the context of the with statement where you used i...
Private vs Public in Cache-Control
... the logo in this page) cache-control: public might be better, because the more people that cache it, the less bandwidth you'll need. If it's something that is related to the connected user (for example, the HTML in this page includes my username, so it won't be useful to anyone else) cache-control:...
How does Google's Page Speed lossless image compression work?
...alse) for JPEGs can be a bad idea. As extended color gamut displays become more common a clearly defined color rendition instruction becomes an ambiguous one. If the original image was sRGB encoded this will still work in some browsers (Safari, Firefox with about:config modification) while in others...