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Get Base64 encode file-data from Input Form
...other voodoo magic before you upload.
There are two methods:
Convert to string and use the built-in btoa or similar
I haven't tested all cases, but works for me- just get the char-codes
Convert directly from a Uint8Array to base64
I recently implemented tar in the browser. As part of that p...
Java SafeVarargs annotation, does a standard or best practice exist?
...nts go here)... }.
This works well when the varargs type is concrete like String.... When it's a type variable like T..., it also works when T is known to be a concrete type for that call. e.g. if the method above were part of a class Foo<T>, and you have a Foo<String> reference, then c...
JSON.parse vs. eval()
...except that the line right before that verifies that it's a safe and valid string.
– nickf
Apr 20 '10 at 22:56
6
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How to send a JSON object using html form data
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Get complete form data as array and json stringify it.
var formData = JSON.stringify($("#myForm").serializeArray());
You can use it later in ajax. Or if you are not using ajax; put it in hidden textarea and pass to server. If this data is passed as json string vi...
Join an Array in Objective-C
I'm looking for a method of turning a NSMutableArray into a string. Is there anything on a par with this Ruby array method?
...
Qt c++ aggregate 'std::stringstream ss' has incomplete type and cannot be defined
I have this function in my program that converts integers to strings:
2 Answers
2
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How to get a substring of text?
...
Use String#slice, also aliased as [].
a = "hello there"
a[1] #=> "e"
a[1,3] #=> "ell"
a[1..3] #=> "ell"
a[6..-1] #=> "there"
a[-3,2] #=>...
How to handle screen orientation change when progress dialog and background thread active?
...="orientation|screenSize"
so it looks like
<activity android:label="@string/app_name"
android:configChanges="orientation|screenSize|keyboardHidden"
android:name=".your.package">
The matter is that the system destroys the activity when a change in the configuration occurs...
What is the difference between Culture and UICulture?
...Console.WriteLine(date); // 02.01.2000 00:00:00
Console.WriteLine(number.ToString("C")); // 12.345,68 €
Thread.CurrentThread.CurrentCulture = new CultureInfo("fr-CA");
Console.WriteLine(date); // 2000-01-02 00:00:00
Console.WriteLine(number.ToString("C")); // 12 345,68 $
Thread.CurrentThread.Cur...
Linux/Unix command to determine if process is running?
...ux and OS X:
3519 3521 3523 3524
The output of the following is an empty string, making this approach safe for processes that are not running: echo ps cax | grep aasdfasdf | grep -o '^[ ]*[0-9]*'
This approach is suitable for writing a simple empty string test, then even iterating through the dis...