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How do I write outputs to the Log in Android?
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Look into android.util.Log. It lets you write to the log with various log levels, and you can specify different tags to group the output.
For example
Log.w("myApp", "no network");
will output a warning with the tag myApp and...
How to implement a confirmation (yes/no) DialogPreference?
...awable.ic_dialog_alert)
.setPositiveButton(android.R.string.yes, new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int whichButton) {
Toast.makeText(MainActivity.this, "Yaay", Toast.LENGTH_SHORT).show();
}})
.setNegativeButton(android.R.string.no, ...
Overriding !important style
...y to just use the hyphenated form instead, or if you need to automatically convert it just write a function.
– nyuszika7h
Dec 29 '18 at 13:46
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How can I initialize a String array with length 0 in Java?
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@Thomas: I take your point, but for this particular case I prefer the more explicit form. It's clearer to me that it means "I want a string array with 0 elements" rather than "I want an array with this content - which is empty". Just personal prefe...
How to get the path of the batch script in Windows?
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%~dp0 may be a relative path.
To convert it to a full path, try something like this:
pushd %~dp0
set script_dir=%CD%
popd
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Is not an enclosing class Java
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What I would suggest is not converting the non-static class to a static class because in that case, your inner class can't access the non-static members of outer class.
Example :
class Outer
{
class Inner
{
//...
}
}
So, in such ...
Force update of an Android app when a new version is available
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I agree with Scott Helme's point in another answer here. But in some extreme situations (security issues, API breaking changes...) where you absolutely need the users to update to continue using the app, you could provide a simple versioning API. The API...
Constructing pandas DataFrame from values in variables gives “ValueError: If using all scalar values
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You need to create a pandas series first. The second step is to convert the pandas series to pandas dataframe.
import pandas as pd
data = {'a': 1, 'b': 2}
pd.Series(data).to_frame()
You can even provide a column name.
pd.Series(data).to_frame('ColumnName')
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How can I use optional parameters in a T-SQL stored procedure?
... It should go without saying that this approach quickly becomes a maintenance nightmare.
– Atario
May 24 '18 at 22:58
3
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If statement in aspx page
... <asp:Label ID="lblQuantity" runat="server" Text='<%# Convert.ToDouble(Eval("Quantity")).ToString("#####0") + " " + Eval("unitMsr") %>'>></asp:Label> <% } %> but it still show
– John N...