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Phone: numeric keyboard for text input
...ause the numeric keyboard to appear.
See here for more detail: Text, Web, and Editing Programming Guide for iOS
<form>
<input type="text" pattern="\d*">
<button type="submit">Submit</button>
</form>
...
Remove white space below image [duplicate]
...laying mysterious 2-3 pixels of white space between the bottom of my image and its border (see below).
9 Answers
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How do I efficiently iterate over each entry in a Java Map?
If I have an object implementing the Map interface in Java and I wish to iterate over every pair contained within it, what is the most efficient way of going through the map?
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Understanding repr( ) function in Python
... When you call for example repr(x) the interpreter puts 'foo' instead of x and then calls repr('foo').
>>> repr(x)
"'foo'"
>>> x.__repr__()
"'foo'"
repr actually calls a magic method __repr__ of x, which gives the string containing the representation of the value 'foo' assigned ...
npm check and update package if needed
We need to integrate Karma test runner into TeamCity and for that I'd like to give sys-engineers small script (powershell or whatever) that would:
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How to bind function arguments without binding this?
...(arg1, arg2)
{
return function() { ... do your stuff with arg1 and arg2 ... };
}(actualArg1Value, actualArg2Value);
Hope I got the syntax right there. What it does is create a function called withWrappedArguments() (to be pedantic it is an anonymous function assigned to the variab...
Git Diff with Beyond Compare
...gainst is not being loaded. Only the latest version of the file is loaded and nothing else, so there is nothing in the right pane of Beyond Compare.
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Is there a WebSocket client implemented for Python? [closed]
I found this project: http://code.google.com/p/standalonewebsocketserver/ for a WebSocket server, but I need to implement a WebSocket client in python, more exactly I need to receive some commands from XMPP in my WebSocket server.
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Rails 2.3-style plugins and deprecation warnings running task in Heroku
I'm upgrading to Rails 3.2, and running rake db:migrate gives me several errors of the form:
8 Answers
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Does Typescript support the ?. operator? (And, what's it called?)
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Update: it is supported as of TypeScript 3.7 and called Optional chaining: https://www.typescriptlang.org/docs/handbook/release-notes/typescript-3-7.html#optional-chaining
I can't find any reference to it whatsoever in the TypeScript language specification.
As far as ...