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character showing up in files. How to remove them?
...BF//' < inputfile > outputfile
Notice the $ after sed for mac.
On Windows
There is Super Sed an enhanced version of sed. For Windows this is a standalone .exe, intended for running from the command line.
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Convert blob to base64
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var audioURL = window.URL.createObjectURL(blob);
audio.src = audioURL;
var reader = new window.FileReader();
reader.readAsDataURL(blob);
reader.onloadend = function () {
base64data = reader.result;
console.log(base64data);
}
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Java SE 6 vs. JRE 1.6 vs. JDK 1.6 - What do these mean?
...rsions, are now out)
Accept agreement :)
Click "Java SE Development Kit 7 (Windows x64)": http://download.oracle.com/otn-pub/java/jdk/7/jdk-7-windows-x64.exe (for my 64-bit Windows 7 system)
You are now downloading (hopefully the latest) JDK for your system! :)
Keep in mind the above links are for...
Refused to display in a frame because it set 'X-Frame-Options' to 'SAMEORIGIN'
...fore posting to the google URL:
var url = data.url + "&output=embed";
window.location.replace(url);
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Cleaning up sinon stubs easily
...all mocks stubs and spies between tests', function() {
stub = fakes.stub(window, 'someFunction');
}
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Should IBOutlets be strong or weak under ARC?
...at you create to, for example, subviews of a view controller’s view or a window controller’s window, are arbitrary references between objects that do not imply ownership.
The strong outlets are frequently specified by framework classes (for example, UIViewController’s view outlet, or NSWindo...
UnicodeDecodeError: 'utf8' codec can't decode byte 0xa5 in position 0: invalid start byte
...te 0x96 in position 19: invalid start byte
In this case, the encoding is windows-1252 so you have to do:
>>> 'my weird character \x96'.decode('windows-1252')
u'my weird character \u2013'
Now that you have Unicode, you can safely encode into utf-8.
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How do I select a random value from an enumeration?
...turn (T)Convert.ChangeType(value, type);
}
}
Usage example:
System.Windows.Forms.Keys randomKey = RandomEnum<System.Windows.Forms.Keys>();
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PostgreSQL - fetch the row which has the Max value for a column
...tamp[2]
2013/01/29 update
Finally, as of version 8.4, Postgres supports Window Function meaning you can write something as simple and efficient as:
Query #3
-- use Window Functions
-- performs a SINGLE scan of the table
SELECT DISTINCT ON (usr_id)
last_value(time_stamp) OVER wnd,
last_value...
How to use WinForms progress bar?
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System.Windows.Controls.ProgressBar doesn't contain contain a field "Step". It should be removed from the example; especially since it isn't used anyway.
– Robert Tausig
Nov 19 '18 at 9:46
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