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What is a stack trace, and how can I use it to debug my application errors?
...ion on line 22
37 } catch (NullPointerException e) {
38 throw new IllegalStateException("A book has a null property", e)
39 }
40 }
This might give you a stack trace that looks like:
Exception in thread "main" java.lang.IllegalStateException: A book has a null property
...
git: How to diff changed files versus previous versions after a pull?
...often want to know what changed between the last version of a file and the new one. Say I want to know what someone else committed to a particular file.
...
How to implement Rate It feature in Android App
...xt, final SharedPreferences.Editor editor) {
final Dialog dialog = new Dialog(mContext);
dialog.setTitle("Rate " + APP_TITLE);
LinearLayout ll = new LinearLayout(mContext);
ll.setOrientation(LinearLayout.VERTICAL);
TextView tv = new TextView(mContext);
...
How can I list all commits that changed a specific file?
...hanged it, and you run git log Y, you will get messages for both old Y and new one. And the opposite, with --follow you will get commits regarding that file when it was named X and when it was named Y.
– MarSoft
Jun 24 '15 at 10:09
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Difference between string and char[] types in C++
...w long the text it contains is
If allocated on the heap (using malloc() or new char[]) you're responsible for releasing the memory afterwards and you will always have the overhead of a heap allocation.
If you copy a text of more than 256 chars into the array, it might crash, produce ugly assertion ...
What is the difference between self-types and trait subclasses?
...yntax to nonsensical expressions. You can ` class X extends { def f = 1 }; new X().f` for example
– Alexey
Jun 13 '16 at 21:00
1
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In Matlab, when is it optimal to use bsxfun?
...n of the other array. This is what is called "singleton expasion". As an aside, the singleton dimensions are the ones that will be dropped if you call squeeze.
It is possible that for very small problems, the repmat approach is faster - but at that array size, both operations are so fast that it li...
Detect Safari browser
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edited Feb 14 '16 at 15:51
jcubic
48.7k3939 gold badges164164 silver badges293293 bronze badges
answer...
Rotate axis text in python matplotlib
...blem
– Roberto Marzocchi
May 8 at 8:51
plt.xticks(rotation=45) plt.savefig(nomefile,dpi=150, optimize=True) plt.clf(...
Downloading a large file using curl
...an then check if everything is ok with:
if (!$result)
throw new Exception('Download error...');
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