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Java optional parameters
...the parameter.
private boolean defaultOptionalFlagValue = true;
public void doSomething(boolean optionalFlag) {
...
}
public void doSomething() {
doSomething(defaultOptionalFlagValue);
}
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How to add edge labels in Graphviz?
...edge. This is easier for a user than the tooltip attribute, as it can be fiddly to hover directly on an edge. The syntax is as follows:
digraph G {
a -> b [label=" a to b" labeltooltip="this is a tooltip"];
b -> c [label=" another label" ];
}
Which gives the following result:
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How do you append to an already existing string?
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
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How do you set the text in an NSTextField?
...setStringValue: and -setTitleWithMnemonic: methods are not working. Any ideas?
7 Answers
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Backbone.js: get current route
...f the function bound to that fragment, you can make something like this inside the scope of your Router:
alert( this.routes[Backbone.history.getFragment()] );
Or like this from outside your router:
alert( myRouter.routes[Backbone.history.getFragment()] );
...
Piping buffer to external command in Vim
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
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How to turn on line numbers in IDLE?
In the main shell of IDLE, errors always return a line number but the development environment doesn't even have line numbers. Is there anyway to turn on line numbers?
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Git authentication fails after enabling 2FA
...ny other changes I made) and git asked for my username and password. I provided both, but they were "wrong". I tried many of the solutions here: Git push requires username and password but that didn't work. In particular, when switching from https to ssh, the ssh key gives
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Django: Display Choice Value
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This method is priceless. But aside using the method, what's the way to retrieve the value stored in say, {{ i.item.what_to_put_here}} ?
– KhoPhi
Apr 18 '15 at 23:15
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How can I use “puts” to the console without a line break in ruby on rails?
... answered Feb 22 '11 at 16:18
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