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SQL injection that gets around mysql_real_escape_string()
...5.6 by default: big5, cp932, gb2312, gbk and sjis. We'll select gbk here.
Now, it's very important to note the use of SET NAMES here. This sets the character set ON THE SERVER. If we used the call to the C API function mysql_set_charset(), we'd be fine (on MySQL releases since 2006). But more on wh...
Finding Variable Type in JavaScript
...ring"
> typeof true
"boolean"
> typeof 42
"number"
So you can do:
if(typeof bar === 'number') {
//whatever
}
Be careful though if you define these primitives with their object wrappers (which you should never do, use literals where ever possible):
> typeof new Boolean(false)
"objec...
check if variable is dataframe
when my function f is called with a variable I want to check if var is a pandas dataframe:
2 Answers
...
How to get all properties values of a JavaScript Object (without knowing the keys)?
...lues = obj => Object.keys(obj).map(key => obj[key]);
which you can now use like
// ['one', 'two', 'three']
var values = Object.values({ a: 'one', b: 'two', c: 'three' });
If you want to avoid shimming when a native Object.values exists, then you can do:
Object.values = Object.values || (...
What is the preferred syntax for defining enums in JavaScript?
...avaScript#Versions) it's applicable to Firefox 4, IE 9, Opera 11.60 and I know it works in Chrome.
– Artur Czajka
Mar 15 '12 at 11:05
...
Amazon S3 Change file download name
...quest
{
BucketName = BucketName,
Key = Key,
Expires = DateTime.Now.AddMinutes(25)
};
request.ResponseHeaderOverrides.ContentDisposition = $"attachment; filename={FileName}";
var url = s3Client.GetPreSignedURL(request);
...
jQuery Ajax File Upload
...ssible through AJAX.
You can upload file, without refreshing page by using IFrame.
You can check further details here.
UPDATE
With XHR2, File upload through AJAX is supported. E.g. through FormData object, but unfortunately it is not supported by all/old browsers.
FormData support starts from f...
How do I use JDK 7 on Mac OSX?
... I will update the answer with the latest information. Please let me know if this is not the right answer. Thanks.
– okysabeni
May 4 '12 at 9:48
...
How do you enable “Enable .NET Framework source stepping”?
...ogram Manager, Base Class Libraries, .NET Framework) that the issue should now be resolved. The Connect entry is marked as Resolved (Fixed) :
...
How to track down a “double free or corruption” error
...
If you're using glibc, you can set the MALLOC_CHECK_ environment variable to 2, this will cause glibc to use an error tolerant version of malloc, which will cause your program to abort at the point where the double free is do...