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Is it safe to parse a /proc/ file?
...t the consistency of a file in /proc. For example, see this bug which came from assuming that /proc/mounts was a consistent snapshot.
For example:
/proc/uptime is totally atomic, as someone mentioned in another answer -- but only since Linux 2.6.30, which is less than two years old. So even this...
To Workflow or Not to Workflow?
...4 projects so lets see if I can add any useful info to the other answers.
From the description of your business problem it sounds like WF4 is a good match, so no problems there.
Regarding your concerns you are right. Basically WF4 is a new product and is lacking some important features and has som...
Variable declared in for-loop is local variable?
...uter i by a different name.
N.B:
Please note, C#'s scoping rules differ from C++'s scoping rules. In C++ variables are only in scope from where they are declared until the end of the block. Which would make your code a valid construct in C++.
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Is there a label/goto in Python?
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Using exceptions to do stuff like this may feel a bit awkward if you come from another programming language. But I would argue that if you dislike using exceptions, Python isn't the language for you. :-)
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Repeat String - Javascript
...ueOf() (clears one obvious type conversion);
added if (count < 1) check from prototypejs to the top of function to exclude unnecessary actions in that case.
applied optimisation from Dennis answer (5-7% speed up)
UPD
Created a little performance-testing playground here for those who interested...
How to filter Android logcat by application? [duplicate]
...because when I attach a device, I can't find the output I want due to spam from other processes.
27 Answers
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How to safely call an async method in C# without await
...read. This means you don't have to "wait" for the call to MyAsyncMethod() from the thread that calls MyAsyncMethod; but, still allows you to do something with an exception--but only if an exception occurs.
Update:
technically, you could do something similar with await:
try
{
await MyAsyncMetho...
How to create our own Listener interface in android?
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Coming from an iOS background, if i did this in iOS it would cause a memory leak because the MyButton's listener is a strong reference to the listener, and the listener has a strong reference to the MyButton... is java garbage colle...
Java: when to use static methods
...and it shouldn't, since your project's special characters may be different from the other project's), and you can't add it (since Java is somewhat sane), so you create an utility class, and call removeSpecialChars(s) instead of s.removeSpecialChars(). Sweet.
Purity: taking some precautions, your sta...
CSS styling in Django forms
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Taken from my answer to:
How to markup form fields with <div class='field_type'> in Django
class MyForm(forms.Form):
myfield = forms.CharField(widget=forms.TextInput(attrs={'class' : 'myfieldclass'}))
or
class MyForm(...