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Facebook Android Generate Key Hash
...r, you will get a file with the name of debug.txt
9) Now either you can restart command prompt or work with existing command prompt
10) get back to C drive and give the path of openssl Bin folder
11) copy the following code and paste
openssl sha1 -binary debug.txt > debug_sha.txt
12) yo...
What uses are there for “placement new”?
... want to perform any dynamic allocation (or deallocation) after the system starts up, because there's no guarantee how long that is going to take.
What I can do is preallocate a large chunk of memory (large enough to hold any amount of whatever that the class may require). Then, once I figure out ...
How to get the Android device's primary e-mail address
...ring[]{GoogleAuthUtil.GOOGLE_ACCOUNT_TYPE}, true, null, null, null, null);
startActivityForResult(googlePicker, REQUEST_CODE);
And then wait for the result:
protected void onActivityResult(final int requestCode, final int resultCode,
final Intent data) {
if (re...
Why are you not able to declare a class as static in Java?
...rue, but the question you're thinking about usually solves itself when you start to ask yourself what a "static class" would be. In java, a static element means that you can access/invoke it without an instance of the enclosing class; what that could possibly mean if you apply the keyword to the cla...
Implementing Comments and Likes in database
...lf. At least for now... and, I thought that maybe it is a good occasion to start liking a databases a little bit ;) Thank you about your suggestion with stored procedure. Do someone know, if they are mapped by Django ORM automatically ?
– Kokos
Nov 13 '11 at 16...
Best way to store password in database [closed]
...our database, then couldn't I just take a cracker like John the Ripper and start making hashes until I find matches to your stored, hashed passwords?
(since users pick short, dictionary words anyway ... it should be easy)
Answer: Yes ... yes they can.
So, you should 'salt' your passwords.
See the Wi...
Use JNI instead of JNA to call native code?
...
Starting with JNA 4.0, JNA is dual-licensed under both LGPL 2.1 and Apache License 2.0, and which you choose is up to you
– sbarber2
Aug 5 '16 at 12:22
...
Update value of a nested dictionary of varying depth
...Mapping) rather than isinstance(v, dict)? In the event that OP decides to start using collections?
– Matt
Feb 8 '13 at 17:07
2
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Typedef function pointer?
...thy and complex declaration of a pointer to function.
The readability may start to be really tricky with pointers to functions arrays, and some other even more indirect flavors.
To answer your three questions
Why is typedef used?
To ease the reading of the code - especially for pointers to funct...
Why should I prefer to use member initialization lists?
...ch I'd call code maintainability and extendibility.
If a T is POD and you start preferring initialization list, then if one time T will change to a non-POD type, you won't need to change anything around initialization to avoid unnecessary constructor calls because it is already optimised.
If type ...