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Can you nest html forms?
Is it possible to nest html forms like this
20 Answers
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java.sql.SQLException: Incorrect string value: '\xF0\x9F\x91\xBD\xF0\x9F…'
...upports basic multilingual plane, and you need to use utf8mb4 instead:
For a supplementary character, utf8 cannot store the character at all,
while utf8mb4 requires four bytes to store it. Since utf8 cannot store
the character at all, you do not have any supplementary characters in
utf8 co...
Where in an Eclipse workspace is the list of projects stored?
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+1 for the pointer to .location. In my case, the workspace folder had not changed, but the (different) location where the projects lived: different drive letter. I ended up fixing these files in place with (D:->F:) sfk replac...
How can I quickly delete a line in VIM starting at the cursor position?
...nded to the line.
This is part of vitutor and vimtutor, excellent "reads" for vim beginners.
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Why charset names are not constants?
... Is it "utf8" ? Or "utf-8" ? Or maybe "UTF-8" ? When searching internet for code samples you will see all of the above. Why not just make them named constants and use Charset.UTF8 ?
...
Append TimeStamp to a File Name
...ng Method (String)
DateTime.Now.ToString("yyyyMMddHHmmssfff")
or string.Format
string.Format("{0:yyyy-MM-dd_HH-mm-ss-fff}", DateTime.Now);
or Interpolated Strings
$"{DateTime.Now:yyyy-MM-dd_HH-mm-ss-fff}"
There are following custom format specifiers y (year), M (month), d
(day), h (hour ...
Extracting .jar file with command line
...ar xf myFile.jar foo bar
The folder where jar is probably isn't C:\Java for you, on my Windows partition it's:
C:\Program Files (x86)\Java\jdk[some_version_here]\bin
Unless the location of jar is in your path environment variable, you'll have to specify the full path/run the program from insid...
How do Python functions handle the types of the parameters that you pass in?
...rs to an object, and the object does have a type (but that doesn't in fact force a type on the name: a name is a name).
A name in Python can perfectly well refer to different objects at different times (as in most programming languages, though not all) -- and there is no constraint on the name such...
Accessing UI (Main) Thread safely in WPF
...[])
on the Application's (or any UIElement's) dispatcher.
You can use it for example like this:
Application.Current.Dispatcher.Invoke(new Action(() => { /* Your code here */ }));
or
someControl.Dispatcher.Invoke(new Action(() => { /* Your code here */ }));
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Can't find the 'libpq-fe.h header when trying to install pg gem
.../postgresql/libpq-fe.h
...
So try installing libpq-dev or its equivalent for your OS:
For Ubuntu/Debian systems: sudo apt-get install libpq-dev
On Red Hat Linux (RHEL) systems: yum install postgresql-devel
For Mac Homebrew: brew install postgresql
For Mac MacPorts PostgreSQL: gem install pg -- -...