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Android Studio suddenly cannot resolve symbols
... way, the error messages you see in the Project Structure dialog are bogus for the most part.
UPDATE:
Android Studio 0.4.3 is available in the canary update channel, and should hopefully solve most of these issues. There may be some lingering problems; if you see them in 0.4.3, let us know, and t...
How do you check in python whether a string contains only numbers?
...mpatibility superscript digits. This covers digits which cannot be used to form numbers in base 10, like the Kharosthi numbers. Formally, a digit is a character that has the property value Numeric_Type=Digit or Numeric_Type=Decimal.
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Convert UTC date time to local date time
From the server I get a datetime variable in this format: 6/29/2011 4:52:48 PM and it is in UTC time. I want to convert it to the current user’s browser time using JavaScript.
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Where are the recorded macros stored in Notepad++?
... I had to close and open notepad++ again to see the changes in the files for a macro I just recorded.
– Michel
Apr 13 '11 at 12:12
3
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“f” after number
...y f if needed: in an expression a constant without the right specifier may force the whole expression to be converted to double, and if it's in a tight loop the performance hit may be noticeable.
– Matteo Italia
Mar 6 '10 at 11:18
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Converting an object to a string
...t to a JSON string. Most modern browsers support this method natively, but for those that don't, you can include a JS version:
var obj = {
name: 'myObj'
};
JSON.stringify(obj);
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Django datetime issues (default=datetime.now())
... are just evaluating the function and passing it the return value.
More information is available at Django's model field reference
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With arrays, why is it the case that a[5] == 5[a]?
...The C standard defines the [] operator as follows:
a[b] == *(a + b)
Therefore a[5] will evaluate to:
*(a + 5)
and 5[a] will evaluate to:
*(5 + a)
a is a pointer to the first element of the array. a[5] is the value that's 5 elements further from a, which is the same as *(a + 5), and from elem...
Changing the maximum length of a varchar column?
...s to 500 without losing the contents. I've dropped and re-created tables before but I've never been exposed to the alter statement which is what I believe I need to use to do this. I found the documentation here: ALTER TABLE (Transfact-SQL) however I can't make heads or tails of it.
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Take a screenshot of a webpage with JavaScript?
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I have done this for an HTA by using an ActiveX control. It was pretty easy to build the control in VB6 to take the screenshot. I had to use the keybd_event API call because SendKeys can't do PrintScreen. Here's the code for that:
Declare Su...