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How should I store GUID in MySQL tables?
...handy functions (thanks to a wiser collegue of mine) to get from 36 length string back to a byte array of 16.
DELIMITER $$
CREATE FUNCTION `GuidToBinary`(
$Data VARCHAR(36)
) RETURNS binary(16)
DETERMINISTIC
NO SQL
BEGIN
DECLARE $Result BINARY(16) DEFAULT NULL;
IF $Data IS NOT NULL THE...
How do I create a random alpha-numeric string in C++?
I'd like to create a random string, consisting of alpha-numeric characters. I want to be able to be specify the length of the string.
...
When are you supposed to use escape instead of encodeURI / encodeURIComponent?
When encoding a query string to be sent to a web server - when do you use escape() and when do you use encodeURI() or encodeURIComponent() :
...
PHP Array to CSV
...
This is a simple solution that exports an array to csv string:
function array2csv($data, $delimiter = ',', $enclosure = '"', $escape_char = "\\")
{
$f = fopen('php://memory', 'r+');
foreach ($data as $item) {
fputcsv($f, $item, $delimiter, $enclosure, $escape_cha...
scanf() leaves the new line char in the buffer
...kip optional white space. Do not use a trailing blank in a scanf() format string.
Note that this still doesn't consume any trailing whitespace left in the input stream, not even to the end of a line, so beware of that if also using getchar() or fgets() on the same input stream. We're just getting...
Push Notifications in Android Platform
...al static int PLAY_SERVICES_RESOLUTION_REQUEST = 9000;
public static final String EXTRA_MESSAGE = "message";
public static final String PROPERTY_REG_ID = "registration_id";
private static final String PROPERTY_APP_VERSION = "appVersion";
private final static String TAG = "LaunchActivity";
protected ...
Getting Chrome to accept self-signed localhost certificate
... > Authorities > Import)
Use the .crt and .key files in your server
Extra steps (for Mac, at least):
Import the CA cert at "File > Import file", then also find it in the list, right click it, expand "> Trust", and select "Always"
Add extendedKeyUsage=serverAuth,clientAuth below basicCo...
Generate list of all possible permutations of a string
How would I go about generating a list of all possible permutations of a string between x and y characters in length, containing a variable list of characters.
...
Is there a way to automate the android sdk installation?
... a comma-separated list of [platform, tool, platform-tool, doc, sample, extra]
-s --no-https Uses HTTP instead of HTTPS (the default) for downloads
-n --dry-mode Simulates the update but does not download or install anything
If you want to list which packages are available for installation y...
Int to Char in C#
...e.WriteLine((char)49 == '1'); Will give True. As will char c = (char)49; string s = "1two3"; Console.WriteLine(c == s[0]); Using this cast is perfectly fine. Your explanation does not provide a valid example of it not working. Furthermore, Console.WriteLine((char)49 == 1); is false which essenti...