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Show Image View from file path?
I need to show an image by using the file name only, not from the resource id.
13 Answers
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How to get IP address of the device from code?
..., but I have a comment block in getMACAddress() which could read the value from the special Linux(Android) file. I've run this code only on few devices and Emulator but let me know here if you find weird results.
// AndroidManifest.xml permissions
<uses-permission android:name="android.permissio...
Why are the Level.FINE logging messages not showing?
...y default.
Solution 1
Create a logger for your whole application, e.g. from your package name or use Logger.getGlobal(), and hook your own ConsoleLogger to it.
Then either ask root logger to shut up (to avoid duplicate output of higher level messages), or ask your logger to not forward logs to r...
Remove all special characters from a string [duplicate]
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Edit:
Hey, just a quick question, how can I prevent multiple hyphens from being next to each other? and have them replaced with just 1?
function clean($string) {
$string = str_replace(' ', '-', $string); // Replaces all spaces with hyphens.
$string = preg_replace('/[^A-Za-z0-9\-]/', ''...
iPhone Data Usage Tracking/Monitoring
...statistic (ifa_data->ifi_obytes and ifa_data->ifi_ibytes) are stored from previous device reboot.
I don't know why, but ifi_opackets and ifi_ipackets are shown just for lo0 (I think its main interface ).
Yes. Then device is connected via WiFi and doesn't use internet if_iobytes values sti...
Where does Java's String constant pool live, the heap or the stack?
...nswer, the exact location of the string pool is not specified and can vary from one JVM implementation to another.
It is interesting to note that until Java 7, the pool was in the permgen space of the heap on hotspot JVM but it has been moved to the main part of the heap since Java 7:
Area: Hot...
How to avoid passing parameters everywhere in play2?
...t using the Http.Context.args map to store useful values and retrieve them from the templates without having to explicitly pass as templates parameters.
Using implicit parameters
Place the menus parameter at the end of your main.scala.html template parameters and mark it as “implicit”:
@(titl...
Copying files from one directory to another in Java
I want to copy files from one directory to another (subdirectory) using Java. I have a directory, dir, with text files. I iterate over the first 20 files in dir, and want to copy them to another directory in the dir directory, which I have created right before the iteration.
In the code, I want to c...
Convert java.util.Date to java.time.LocalDate
...lso does not contain any information about the time-zone. Thus, to convert from an Instant to a local date it is necessary to specify a time-zone. This might be the default zone - ZoneId.systemDefault() - or it might be a time-zone that your application controls, such as a time-zone from user prefer...
Difference between Property and Field in C# 3.0+
...en a Field and a Property in C#? but my question has a slight difference (from my point of view):
10 Answers
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