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string c_str() vs. data()
I have read several places that the difference between c_str() and data() (in STL and other implementations) is that c_str() is always null terminated while data() is not.
As far as I have seen in actual implementations, they either do the same or data() calls c_str() .
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How to render a PDF file in Android
...wers given to this and other similar posts:
This solution checks if a PDF reader app is installed and does the following:
- If a reader is installed, download the PDF file to the device and start a PDF reader app
- If no reader is installed, ask the user if he wants to view the PDF file online thro...
How to correctly save instance state of Fragments in back stack?
... this fix something you noticed while using the support library or did you read about it somewhere? Is there any more information you could provide about it? Thanks!
– Piovezan
Feb 2 '15 at 21:38
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Difference between /res and /assets directories
... @Prince - No. Everything in the /res and '/assets' directories is read-only, since they are packaged up in the .apk file.
– Ted Hopp
May 13 '15 at 15:08
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Best practices for in-app database migration for Sqlite
... me share some migration code with FMDB and MBProgressHUD.
Here's how you read and write the schema version number (this is presumably part of a model class, in my case it's a singleton class called Database):
- (int)databaseSchemaVersion {
FMResultSet *resultSet = [[self database] executeQuer...
Initialization of an ArrayList in one line
...ing the List.of method to of, because that becomes confusing.
List.of is already short enough and reads well.
Using Streams
Why does it have to be a List?
With Java 8 or later you can use a Stream which is more flexible:
Stream<String> strings = Stream.of("foo", "bar", "baz");
You can concat...
What components are MVC in JSF MVC framework?
...nds on the java ee 8 and jsf book by Bauke Scholtz and Arjan Thijms. Great read and tutorial, but also read all > 25 upvoted Q/A in Stackoverflow remember their existence and start with jsf 2.3 and
– Kukeltje
Jan 11 '19 at 8:35
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Exotic architectures the standards committees care about
...an 8-bit char
As for non two's-complement systems there is an interesting read on
comp.lang.c++.moderated. Summarized: there are platforms having ones' complement or sign and magnitude representation.
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Adding two Java 8 streams, or an extra element to a stream
...ic methods with generic names can result in code that becomes difficult to read and maintain (namespace pollution). So, it might be better to create your own static methods with more meaningful names. However, for demonstration I will stick with this name.
public static <T> Stream<T> co...
The application may be doing too much work on its main thread
...pped xx frames! The application may be
doing too much work on its main thread.” So what does it actually
means, why should you be concerned and how to solve it.
What this means is that your code is taking long to process and frames
are being skipped because of it, It maybe because of some he...