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How to restart Activity in Android
How do I restart an Android Activity ? I tried the following, but the Activity simply quits.
21 Answers
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NPM global install “cannot find module”
... empty, and running npm install --global --verbose promised-io showed that it was installing into /opt/lib/node_modules/promised-io:
[root@uberneek ~]# npm install --global --verbose promised-io
npm info it worked if it ends with ok
npm verb cli [ '/opt/bin/node',
npm verb cli '/opt/bin/npm',
npm...
Running Python on Windows for Node.js dependencies
...;C:\My_python_lib
That's nice, but that doesn't set the PYTHON variable, it sets the PYTHONPATH variable.
Meanwhile, just using the set command only affects the current cmd session. If you reboot after that, as you say you did, you end up with a whole new cmd session that doesn't have that vari...
Tree data structure in C#
...ed. An Extensive Examination of Data Structures Using C# 2.0 explains a bit about why. Is there a convenient library which is commonly used to provide this functionality? Perhaps through a strategy pattern to solve the issues presented in the article.
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How do I update the notification text for a foreground service in Android?
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I would think that calling startForeground() again with the same unique ID and a Notification with the new information would work, though I have not tried this scenario.
Update: Based on the comments, you should use NotifcationManager to update the notification and your servi...
Why is there huge performance hit in 2048x2048 versus 2047x2047 array multiplication?
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This probably has do with conflicts in your L2 cache.
Cache misses on matice1 are not the problem because they are accessed sequentially.
However for matice2 if a full column fits in L2 (i.e when you access matice2[0, 0], matice2[1, 0], matice2[2...
How do I center text horizontally and vertically in a TextView?
... do I center the text horizontally and vertically in a TextView , so that it appears exactly in the middle of the TextView in Android ?
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Why do I get a segmentation fault when writing to a “char *s” initialized with a string literal, but
...See the C FAQ, Question 1.32
Q: What is the difference between these initializations?
char a[] = "string literal";
char *p = "string literal";
My program crashes if I try to assign a new value to p[i].
A: A string literal (the formal term
for a double-quoted string in C
source) c...
Get nth character of a string in Swift programming language
...w can I get the nth character of a string? I tried bracket( [] ) accessor with no luck.
45 Answers
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Generate random numbers using C++11 random library
As the title suggests, I am trying to figure out a way of generating random numbers using the new C++11 <random> library. I have tried it with this code:
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