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Version of SQLite used in Android?
...r cursor = SQLiteDatabase.openOrCreateDatabase(":memory:", null).rawQuery("select sqlite_version() AS sqlite_version", null);
String sqliteVersion = "";
while(cursor.moveToNext()){
sqliteVersion += cursor.getString(0);
}
This is just a piece of quick, dirty code to retrieve the sqlite version. ...
List all files in one directory PHP [duplicate]
...de and reviews used something like foreach(scandir($x) as $file) if ($file selection) {...}, and glob() not need the if, neither regular expressions or array_diffs for selection.
– Peter Krauss
Sep 14 '16 at 1:38
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Read Excel File in Python
...ues for a given column
values = df['Arm_id'].values
#get a data frame with selected columns
FORMAT = ['Arm_id', 'DSPName', 'Pincode']
df_selected = df[FORMAT]
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How to deal with “java.lang.OutOfMemoryError: Java heap space” error?
...h performance code.
Use local variables wherever possible.
Make sure you select the correct object (EX: Selection between String, StringBuffer and StringBuilder)
Use a good code system for your program(EX: Using static variables VS non static variables)
Other stuff which could work on your code.
T...
Getting “type or namespace name could not be found” but everything seems ok?
...To do this:
I right-clicked on my Solution in the Solution Explorer and selected
"Properties"
Then in "Common Properties" I selected "Project Dependencies".
Then in the Projects drop-down menu I selected the project that
relied on the library, and
Checked the box next to the library found under "...
Dark theme in Netbeans 7 or 8
...ght of the Profile name. Double-check to make sure you have Darcula as the selected Profile of course. Then click the Apply and OK buttons at the bottom.
Font
You may want to change the font in the method editor. I most highly recommend the commercial font for programmers, PragmataPro. For a fre...
How to delete a property from Google Analytics
...
You have to select the Property first and then under Profile click on Profile Settings. At the bottom of that page there is a "delete this profile" link:
This was really annoying, and I spent a good chuck of time trying to find th...
How to keep one variable constant with other one changing with row in excel
...out that you can toggle relative addressing for a formula in the currently selected cells with these keyboard shortcuts:
Windows: f4
Mac: CommandT
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Parallel foreach with asynchronous lambda
...is:
var bag = new ConcurrentBag<object>();
var tasks = myCollection.Select(async item =>
{
// some pre stuff
var response = await GetData(item);
bag.Add(response);
// some post stuff
});
await Task.WhenAll(tasks);
var count = bag.Count;
If you need something more complex, check o...
pandas dataframe columns scaling with sklearn
...
@RajeshThevar The outer brackets are pandas' typical selector brackets, telling pandas to select a column from the dataframe. The inner brackets indicate a list. You're passing a list to the pandas selector. If you just use single brackets - with one column name followed by ...