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Define a lambda expression that raises an Exception
...lambda: (_ for _ in ()).throw(Exception('foobar'))
Lambdas accept statem>me m>nts. Since raise ex is a statem>me m>nt, you could write a general purpose raiser:
def raise_(ex):
raise ex
y = lambda: raise_(Exception('foobar'))
But if your goal is to avoid a def, this obviously doesn't cut it. It do...
How can I determine the URL that a local Git repository was originally cloned from?
...lone (from GitHub, or any source repository for that matter) the default nam>me m> for the source of the clone is "origin". Using git remote show will display the information about this remote nam>me m>. The first few lines should show:
C:\Users\jaredpar\VsVim> git remote show origin
* remote origin
Fet...
How to take all but the last elem>me m>nt in a sequence using LINQ?
...algorithm by yourself using generators (yield return).
public static IEnum>me m>rable<T> TakeAllButLast<T>(this IEnum>me m>rable<T> source) {
var it = source.GetEnum>me m>rator();
bool hasRemainingItems = false;
bool isFirst = true;
T item = default(T);
do {
hasRema...
Font Awesom>me m> icon inside text input elem>me m>nt
I am trying to insert a user icon inside usernam>me m> input field.
22 Answers
22
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Lisp in the real world
I have experim>me m>nted with Lisp (actually Schem>me m>) and found it to be a very beautiful language that I am interested in learning more about. However, it appears that Lisp is never used in serious projects, and I haven't seen it listed as a desired skill on any job posting. I am interested in hearing ...
How do I force files to open in the browser instead of downloading (PDF)?
...headers:
Content-Type: application/pdf
Content-Disposition: inline; filenam>me m>="filenam>me m>.pdf"
To have the file downloaded rather than viewed:
Content-Type: application/pdf
Content-Disposition: attachm>me m>nt; filenam>me m>="filenam>me m>.pdf"
The quotes around the filenam>me m> are required if the filenam>me m> contain...
How to import a module given its nam>me m> as string?
I'm writing a Python application that takes as a command as an argum>me m>nt, for example:
11 Answers
...
iPhone get SSID without private library
I have a comm>me m>rcial app that has a completely legitimate reason to see the SSID of the network it is connected to: If it is connected to a Adhoc network for a 3rd party hardware device it needs to be functioning in a different manner than if it is connected to the internet.
...
Is there a CSS parent selector?
How do I select the <li> elem>me m>nt that is a direct parent of the anchor elem>me m>nt?
33 Answers
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Using ZXing to create an Android barcode scanning app [duplicate]
...des a standalone barcode reader application which — via Android's intent m>me m>chanism — can be called by other applications who wish to integrate barcode scanning.
The easiest way to do this is to call the ZXing SCAN Intent from your application, like this:
public Button.OnClickListener mScan = n...