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How to detect if a property exists on an ExpandoObject?
...aled class ExpandoObject : IDynamicMetaObjectProvider,
IDictionary<string, Object>, ICollection<KeyValuePair<string, Object>>,
IEnumerable<KeyValuePair<string, Object>>, IEnumerable, INotifyPropertyChanged
You can use this to see if a member is defined:
var...
Unexpected character encountered while parsing value
...
It looks like from File.WriteAllText(tmpfile,... that type of tmpfile is string that contain path to a file. JsonConvert.DeserializeObject takes JSON value, not file path - so it fails trying to convert something like @"c:\temp\fooo" - which is clearly not JSON.
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What are the rules about using an underscore in a C++ identifier?
..., mem, or wcs followed by a lowercase letter are reserved
for additional string and array functions.
Names beginning with PRI or SCN followed by any lowercase letter or X are reserved
for additional format specifier macros
Names that end with _t are reserved
for additional type names.
Whi...
Pretty-print an entire Pandas Series / DataFrame
...
No need to hack settings. There is a simple way:
print(df.to_string())
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How to convert a number to string and vice versa in C++
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Update for C++11
As of the C++11 standard, string-to-number conversion and vice-versa are built in into the standard library. All the following functions are present in <string> (as per paragraph 21.5).
string to numeric
float stof(const string&am...
Convert floats to ints in Pandas?
...ll edit all the floats, so it may be better to convert your FK column to a string, do the manipulation, and then save.
– Ryan G
Jan 22 '14 at 19:30
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I want to delete all bin and obj folders to force all projects to rebuild everything
...flag to test first, so I ended up with this: $foldersToRemove='bin','obj';[string[]]$foldersToIgnore='ThirdParty';Get-ChildItem .\ -Include $foldersToRemove -Recurse|Where-Object{$_.FullName -inotmatch "\\$($foldersToIgnore -join '|')\\"}|Remove-Item -Force -Recurse -WhatIf (a bit messy here as one ...
Installing python module within code
...(but with each option as a separate entry in the list, instead of a single string). And to specify which version of the package you want, do the same as on the command line.. ex: pip.main(['install', 'pip==7.1.0'])
– Kaos
Jul 20 '15 at 10:18
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'UserControl' constructor with parameters in C#
...al class MyUserControl : UserControl
{
private int _parm1;
private string _parm2;
private MyUserControl()
{
InitializeComponent();
}
public MyUserControl(int parm1, string parm2) : this()
{
_parm1 = parm1;
_parm2 = parm2;
}
}
As this way th...
Android Studio says “cannot resolve symbol” but project compiles
...Android Studio reported me all the Classes of SDK cannot resolved(included String, Integer, TextView etc.). before that, aStudio also told me she cannot find out the android-14 SDK which I used to compile my projects. I ignored that so the problems occurred. finally, I found this answer and follow, ...