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How do I serialize an object and save it to a file in Android?
...);
for (int i = 0; i < bytes.length; i++) {
strBuf.append((char) (((bytes[i] >> 4) & 0xF) + ((int) 'a')));
strBuf.append((char) (((bytes[i]) & 0xF) + ((int) 'a')));
}
return strBuf.toString();
}
public static byte[] decodeBytes(String str) {
byte[]...
android studio 0.4.2: Gradle project sync failed error
...butions/gradle-1.9-all.zip
After open your project in Android Studio and select the build.gradle file in the /src directory and edit it to this :
dependencies {
classpath 'com.android.tools.build:gradle:0.7.+'
}
After fixing it like this I discovered this article :
http://tools.andr...
mingw-w64 threads: posix vs win32
...API) which GCC can then link in to enable all the fancy features." So if i select the win32 model, GCC can still enable all the features, because it makes use of winpthreads? But in the bullet below, you write "win32: No C++11 multithreading features". I don't understand. Does "which GCC can then li...
Illegal mix of collations (utf8_unicode_ci,IMPLICIT) and (utf8_general_ci,IMPLICIT) for operation '=
...CIT) and (utf8_unicode_ci,IMPLICIT) for operation '='
$this->db->select("users.username as matric_no, CONCAT(users.surname,
' ',
users.first_name, ' ', users.last_name) as fullname")
->join('users', 'users.username=classroom_students.matric_no', 'left')
...
What does the 'b' character do in front of a string literal?
...nce of the bytes type instead of the str type. They may only contain ASCII characters; bytes with a numeric value of 128 or greater must be expressed with escapes.
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Calculating distance between two points, using latitude longitude?
...rivate double distance(double lat1, double lon1, double lat2, double lon2, char unit) {
double theta = lon1 - lon2;
double dist = Math.sin(deg2rad(lat1)) * Math.sin(deg2rad(lat2)) + Math.cos(deg2rad(lat1)) * Math.cos(deg2rad(lat2)) * Math.cos(deg2rad(theta));
dist = Math.acos(dist)...
Why would one omit the close tag?
...r mind.
Bonus: a few gotchas (actually currently one) related to these 2 characters:
Even some well-known libraries may contain excess line endings after ?>. An example is Smarty, even the most recent versions of both 2.* and 3.* branch have this. So, as always, watch for third party code. Bo...
How does this site infecting script work?
...replace(/#|\$|@|\^|&|\(|\)|\!/ig, '').
It removes most of the special characters, turning it into a normal URL:
evil://dyndns-org.gamestop.com.mybestyouxi-cn.genuinehollywood.ru:8080/softonic.com/softonic.com/google.com/livejasmin.com/videosz.com/
(I manually changed http: to evil:)
Note th...
How to find and return a duplicate value in array
...
@Kalanamith you can get duplicated values using this a.select {|e| a.count(e) > 1}.uniq
– Naveed
Jul 12 '13 at 16:34
...
iOS 5 Best Practice (Release/retain?)
...
@Dan: You're not joking it can be selectively turned off? Please give a link, that is important to me! :D
– sudo rm -rf
Jun 10 '11 at 15:43
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