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Java serialization: readObject() vs. readResolve()
... suppose you have serialized a lot of objects and stored them in database. If at later point of time, you want to migrate that data to new format, you can easily achieve that in readResolve method.
– Nilesh Rajani
May 20 '18 at 12:26
...
No output to console from a WPF application?
...o; }
}
/// <summary>
/// Creates a new console instance if the process is not attached to a console already.
/// </summary>
public static void Show()
{
//#if DEBUG
if (!HasConsole)
{
AllocConsole();
InvalidateOutAnd...
get current url in twig template?
...utes.get('_route'),
app.request.attributes.get('_route_params')) }}
If you want to read it into a view variable:
{% set currentPath = path(app.request.attributes.get('_route'),
app.request.attributes.get('_route_params')) %}
The app global view variable contains all ...
How to set an iframe src attribute from a variable in AngularJS
I'm trying to set the src attribute of an iframe from a variable and I can't get it to work...
6 Answers
...
Read the package name of an Android APK
...Android APK. I have tried to unzip the APK and read contents of AndroidManifest.xml , but seems it's not a text file.
23 A...
Find objects between two dates MongoDB
...
Querying for a Date Range (Specific Month or Day) in the MongoDB Cookbook has a very good explanation on the matter, but below is something I tried out myself and it seems to work.
items.save({
name: "example",
created_at: ISODate("2010-04-30T00:0...
How to get the type of a variable in MATLAB?
...
for conditionals: if ( string(class(b)) == 'double' ) fprintf(1, 'b is double'); end
– khaverim
Apr 16 at 18:09
add a ...
'POCO' definition
...' means? I am encountering the term more and more often, and I'm wondering if it is only about plain classes or it means something more?
...
Resharper Alt Enter not working
...sing Alt+Enter ↵ does nothing. Fix using Step #2 first then try Step #1 if the issue persists.
Perform a Visual Studio reset:
Run cmd.exe as Administrator
cd C:\Program Files (x86)\Microsoft Visual Studio 12.0\Common7\IDE\
devenv.exe /ResetSettings
Re-apply Visual Studio keyboard scheme:
(...
Modifying a subset of rows in a pandas dataframe
Assume I have a pandas DataFrame with two columns, A and B. I'd like to modify this DataFrame (or create a copy) so that B is always NaN whenever A is 0. How would I achieve that?
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