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UnicodeDecodeError: 'ascii' codec can't decode byte 0xef in position 1
...;> s1 = s.decode('utf-8')
>>> print s1
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
UnicodeEncodeError: 'ascii' codec can't encode characters in position 1-5: ordinal not in range(128)
>>>
Consult the docs for your linux variant to disc...
Gradients in Internet Explorer 9
...soft.com/testdrive/Graphics/CSSGradientBackgroundMaker/Default.html
Note: all of these browsers also support rgb/rgba in place of hexadecimal notation.
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How to sort my paws?
...
Alright! I've finally managed to get something working consistently! This problem pulled me in for several days... Fun stuff! Sorry for the length of this answer, but I need to elaborate a bit on some things... (Though I may set a record for ...
What is the real overhead of try/catch in C#?
... to make here:
Firstly, there is little or NO performance penalty in actually having try-catch blocks in your code. This should not be a consideration when trying to avoid having them in your application. The performance hit only comes into play when an exception is thrown.
When an exception is th...
NoClassDefFoundError: android.support.v7.internal.view.menu.MenuBuilder
....v7.** { *; }
-keep interface android.support.v7.** { *; }
with this:
# Allow obfuscation of android.support.v7.internal.view.menu.**
# to avoid problem on Samsung 4.2.2 devices with appcompat v21
# see https://code.google.com/p/android/issues/detail?id=78377
-keep class !android.support.v7.inter...
java.util.regex - importance of Pattern.compile()?
...
The compile() method is always called at some point; it's the only way to create a Pattern object. So the question is really, why should you call it explicitly? One reason is that you need a reference to the Matcher object so you can use its methods, like...
How to implement the factory method pattern in C++ correctly
...
First of all, there are cases when
object construction is a task complex
enough to justify its extraction to
another class.
I believe this point is incorrect. The complexity doesn't really matter. The relevance is what does. I...
Cross-thread operation not valid: Control 'textBox1' accessed from a thread other than the thread it
...se a dispatcher as descibed in the MSDN article:
How to: Make Thread-Safe Calls to Windows Forms Controls
So instead of setting the text property directly in the serialport1_DataReceived method, use this pattern:
delegate void SetTextCallback(string text);
private void SetText(string text)
{
// I...
Call a “local” function within module.exports from another function in module.exports?
How do you call a function from within another function in a module.exports declaration?
8 Answers
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List changes unexpectedly after assignment. How do I clone or copy it to prevent this?
...
With new_list = my_list, you don't actually have two lists. The assignment just copies the reference to the list, not the actual list, so both new_list and my_list refer to the same list after the assignment.
To actually copy the list, you have various possibilit...