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Android device chooser - My device seems offline
I have developed an application and i was planning to deploy it to my HTC Desire.
I have installed USB driver. I turned on USB debugging on the phone and choosed charge only when phone plugged-in. When I run application Android device chooser show my device offline.
I am stuck at this point. Any hel...
How to do the equivalent of pass by reference for primitives in Java
...lass member variable.
Choice 4: Create a single element array of type int and pass that
This is considered a hack, but is sometimes employed to return values from inline class invocations.
void play(int [] toyNumber){
System.out.println("Toy number in play " + toyNumber[0]);
toyNumbe...
Is it possible to use the instanceof operator in a switch statement?
...en you can simply call do() on this.
If you are not free to change A, B, and C, you could apply the visitor pattern to achieve the same.
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How to get a cross-origin resource sharing (CORS) post request working
...has two web servers. The first is the in-built one in XBMC (on port 8080) and displays our library. The second server is a CherryPy python script (port 8081) that I am using to trigger a file conversion on demand. The file conversion is triggered by a AJAX POST request from the page served from t...
warning: Insecure world writable dir /usr/local/bin in PATH, mode 040777
Every time I run this command rails server :
12 Answers
12
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How to crop an image in OpenCV using Python
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remember that x and y are flipped. I missed this.
– markroxor
Aug 26 '18 at 9:31
15
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Using column alias in WHERE clause of MySQL query produces an error
...an only use column aliases in GROUP BY, ORDER BY, or HAVING clauses.
Standard SQL doesn't allow you to
refer to a column alias in a WHERE
clause. This restriction is imposed
because when the WHERE code is
executed, the column value may not yet
be determined.
Copied from MySQL documen...
Changing every value in a hash in Ruby
I want to change every value in a hash so as to add '%' before and after the value so
11 Answers
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Extracting just Month and Year separately from Pandas Datetime column
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If you want new columns showing year and month separately you can do this:
df['year'] = pd.DatetimeIndex(df['ArrivalDate']).year
df['month'] = pd.DatetimeIndex(df['ArrivalDate']).month
or...
df['year'] = df['ArrivalDate'].dt.year
df['month'] = df['ArrivalDat...
How do I add a Maven dependency in Eclipse?
...to use Maven at all. I've been developing for a couple years with Eclipse and haven't yet needed to know about it. However, now I'm looking at some docs that suggest I do the following:
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