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The apk must be signed with the same certificates as the previous version
...t have conflicting content providers.
You will lose your existing install base, reviews etc., and will have to find a way to get your existing customers to uninstall the old app and install the new version.
Again, ensure you have secure backups of the keystore and password(s) you use for this vers...
How to prevent form resubmission when page is refreshed (F5 / CTRL+R)
...ng redirects) you can hash some of the request parameters to make a string based on the content and then check that you haven't sent it already.
//create digest of the form submission:
$messageIdent = md5($_POST['name'] . $_POST['email'] . $_POST['phone'] . $_POST['comment']);
//and check it ...
jQuery: Count number of list elements?
...
gsamaras
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answered Mar 3 '09 at 11:12
cletuscletu...
What's the difference between dynamic (C# 4) and var?
...h dynamic, properties / methods / operators / etc are resolved at runtime, based on the actual object. Very handy for talking to COM (which can have runtime-only properties), the DLR, or other dynamic systems, like javascript.
...
What differences, if any, between C++03 and C++11 can be detected at run-time?
...;
bool isCpp0x() {
auto x(y);
return (y.z == 1);
}
The following is based on the fact that operator int&& is a conversion function to int&& in C++0x, and a conversion to int followed by logical-and in C++03
struct Y { bool x1, x2; };
struct A {
operator int();
template&l...
How to go about formatting 1200 to 1.2k in java
...th to the rescue!
You can put the suffix in a String or array and fetch'em based on power, or something like that.
The division can also be managed around the power, i think almost everything is about the power value.
Hope it helps!
public static String formatValue(double value) {
int power;
S...
Django ManyToMany filter()
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Most Pythonic way to provide global configuration variables in config.py? [closed]
..."username": "",
"password": "",
"MYSQL_PORT": 3306,
"MYSQL_DATABASE": 'mydb',
"MYSQL_DATABASE_TABLES": ['tb_users', 'tb_groups']
}
__setters = ["username", "password"]
@staticmethod
def config(name):
return App.__conf[name]
@staticmethod
def set(name, value):
if...
$(document).ready equivalent without jQuery
...
There is a standards based replacement,DOMContentLoaded that is supported by over 98% of browsers, though not IE8:
document.addEventListener("DOMContentLoaded", function(event) {
//do work
});
jQuery's native function is much more complicat...
Undocumented NSURLErrorDomain error codes (-1001, -1003 and -1004) using StoreKit
...nection errors could be the only reason to show alert view in your network based app. In any other case (e.g. incorrect username/password pair) I prefer to do some custom user friendly animation, OR just repeat the failed attempt again without any attention of the user. Especially if the user didn't...