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Express.js req.body undefined
...ore app.configure(). In my case this was in the form of app.get/post etc, and a require() including them.
– bendman
Feb 24 '13 at 21:18
1
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How to add a 'or' condition in #ifdef
...ned. If you want it to happen if neither of them are defined, you'd use an AND: #if !defined(CONDITION1) && !defined(CONDITION2).
– cp.engr
Feb 20 '17 at 18:26
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How to see which plugins are making Vim slow?
...et more | verbose function {function_name} will show you function contents and where it is located.
– ZyX
Aug 29 '15 at 19:26
28
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@Nullable annotation usage
...
It makes it clear that the method accepts null values, and that if you override the method, you should also accept null values.
It also serves as a hint for code analyzers like FindBugs. For example, if such a method dereferences its argument without checking for null first, Fin...
Set folder browser dialog start location
...Grants answer below: He rightly explains that the RootFolder must be set, and the SelectedPath must be below that RootFolder in order to work.
– Dr Snooze
Jan 17 '15 at 14:24
3
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Matplotlib transparent line plots
I am plotting two similar trajectories in matplotlib and I'd like to plot each of the lines with partial transparency so that the red (plotted second) doesn't obscure the blue.
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Load image from url
... ought to not to use that, as it blocks the UI thread. This library will handle threading and downloading for you: github.com/koush/UrlImageViewHelper
– koush
Aug 24 '12 at 4:49
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How to go back to previous page if back button is pressed in WebView?
...bView:
private WebView mWebView;
Initialize it in the onCreate() method and you should be good to go.
mWebView = (WebView) findViewById(R.id.webView);
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Default argument values in JavaScript functions [duplicate]
...ined') a = 10;
if (typeof(b)==='undefined') b = 20;
//your code
}
and then you can call it like func(); to use default parameters.
Here's a test:
function func(a, b){
if (typeof(a)==='undefined') a = 10;
if (typeof(b)==='undefined') b = 20;
alert("A: "+a+"\nB: "+b);
}
//testing
...
How to zero pad a sequence of integers in bash so that all have the same width?
...speaking, seq supports a subset of the format chars. that printf supports (and that subsets includes g, but not d). The behavior of characters d and g differs subtly in that d interprets 0-prefixed numbers strings as octal numbers and converts them to decimal, whereas g treats them as decimals. (@Ed...