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RVM is not a function, selecting rubies with 'rvm use …' will not work
List the ruby versions
11 Answers
11
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How do I create a constant in Python?
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But you might want to have a look at the code snippet Constants in Python by Alex Martelli.
As of Python 3.8, there's a typing.Final variable annotation that will tell static type checkers (like mypy) that your variable shouldn't be reassigned. This is the closest equivalent to Java's final. Howev...
jQuery & CSS - Remove/Add display:none
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In JavaScript:
getElementById("id").style.display = null;
In jQuery:
$("#id").css("display","");
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If I fork someone else's private Github repo into my account, is it going to appear in my account as
...he Github help. I haven't tried it myself.
– Don Kirkby
Apr 9 '14 at 23:15
4
There appears to be ...
How do you return from 'gf' in Vim
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Just use :e# followed by Enter - that basically says to edit the last (most recent) file.
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f...
Get value from JToken that may not exist (best practices)
... null, but that's not what the question asked. And you can easily fix that by using the null conditional operator: width = jToken?.Value<double?>("width") ?? 100;.
– svick
Jan 11 '18 at 11:50
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Alter column, add default constraint
...to set it to a string constant, the contents
-- must be surrounded by extra quotes, e.g. '''MyConstant''' not 'MyConstant'
@NEW_DEFAULT VARCHAR(100)
)
AS
BEGIN
-- Trim angle brackets so things work even if they are included.
set @COLUMN_NAME = REPLACE(@COLUMN_NAME...
Change a column type from Date to DateTime during ROR migration
...dited Jan 23 '15 at 12:42
Polsonby
22.3k1919 gold badges5555 silver badges7373 bronze badges
answered Mar 4 '11 at 8:42
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Avoid line break between html elements
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In some cases (e.g. html generated and inserted by JavaScript) you also may want to try to insert a zero width joiner:
.wrapper{
width: 290px;
white-space: no-wrap;
resize:both;
overflow:auto;
border: 1px solid gray;
}
.breakable-text{
displa...
Counting Chars in EditText Changed Listener
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little few change in your code :
TextView tv = (TextView)findViewById(R.id.charCounts);
textMessage = (EditText)findViewById(R.id.textMessage);
textMessage.addTextChangedListener(new TextWatcher(){
public void afterTextChanged(Editable s) {
tv.setText(String.valueOf(s.toString(...