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PHP_SELF vs PATH_INFO vs SCRIPT_NAME vs REQUEST_URI
...given in order to access this page; for instance, '/index.html'.
PATH_INFO doesn't seem to be documented...
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SQL injection that gets around mysql_real_escape_string()
...s single bytes for escaping purposes even if the client had been correctly informed of the connection encoding and so this attack would still succeed. The bug was fixed in MySQL 4.1.20, 5.0.22 and 5.1.11.
But the worst part is that PDO didn't expose the C API for mysql_set_charset() until 5.3.6, so...
iPhone get SSID without private library
...temConfiguration.CaptiveNetwork;
/** Returns first non-empty SSID network info dictionary.
* @see CNCopyCurrentNetworkInfo */
- (NSDictionary *)fetchSSIDInfo {
NSArray *interfaceNames = CFBridgingRelease(CNCopySupportedInterfaces());
NSLog(@"%s: Supported interfaces: %@", __func__, interf...
How to show math equations in general github's markdown(not github's blog)
...Csqrt%7Bb%5E2-4ac%7D%7D%7B2a%7D)
This manually incorporates LaTex in the alt image text and uses an encoded URL for rendering on GitHub.
Multi-line Rendering
If you need multi-line rendering check out this answer.
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When should we use mutex and when should we use semaphore
...rupt handler within OS kernel must never sleep. If it does the system will freeze / crash. If you need to insert a node to globally shared linked list from the interrupt handler, acquire a spinlock - insert node - release spinlock.
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How to Deserialize XML document
...ur XML file to clipboard
Add to your solution new, empty class file (Shift+Alt+C)
Open that file and in menu click Edit > Paste special > Paste XML As Classes
And that's it!
Usage
Usage is very simple with this helper class:
using System;
using System.IO;
using System.Web.Script.Seria...
How to implement Rate It feature in Android App
...s might add an option like "Rate this app and get so and so in the app for free").
The class I wrote provides three buttons, and configures the dialog so that it is only shown after the app has been launched n times (users have a higher chance of rating the app if they've used it a bit before. Mos...
EF Code First foreign key without navigation property
...anage console) will run a SQL statement similar to this (for SQL Server):
ALTER TABLE [ChildTableName] ADD CONSTRAINT [FK_SomeName]
FOREIGN KEY ([ParentId]) REFERENCES [ParentTableName] ([Id])
CREATE INDEX [IX_SomeName] ON [ChildTableName] ([ParentId])
Alternatively, without migrations, you coul...
Pass array to ajax request in $.ajax() [duplicate]
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info = [];
info[0] = 'hi';
info[1] = 'hello';
$.ajax({
type: "POST",
data: {info:info},
url: "index.php",
success: function(msg){
$('.answer').html(msg);
}
});
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How to resize an Image C#
...nent is wrong. You can optionally dispose a Bitmap manually if you want to free the memory immediately. But this is not mandatory. Bitmap is derived from Image. And Image has a finalizer which calls Dispose(). Look here: referencesource.microsoft.com/#System.Drawing/commonui/System/…
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