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Deleting an element from an array in PHP
...n use unset() or alternatively \array_splice().
Also if you have the value and don't know the key to delete the element you can use \array_search() to get the key.
unset()
Note that when you use unset() the array keys won't change/reindex. If you want to reindex the keys you can use \array_values() ...
how do I work around log4net keeping changing publickeytoken
...t your own code out by removing any direct references to log4net (new key) and replace with a reference to the assembly signed with the old key.
Sort out any dependant assemblies you may have by including this segment in your web/app.config
<runtime>
<assemblyBinding xmlns="urn...
HTTP status code 0 - Error Domain=NSURLErrorDomain?
... your http error calll back, angulartutorial.net/2017/03/http-status-codes-and-meanings.html
– Prashobh
Mar 15 '17 at 10:48
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What does %~dp0 mean, and how does it work?
I find %~dp0 very useful, and I use it a lot to make my batch files more portable.
7 Answers
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Manifest merger failed : uses-sdk:minSdkVersion 14
Since downloading the latest SDK and installing Android Studio, my project fails to build. I get the following message:
28 ...
stop all instances of node.js server
This is my first time working with Node.js and I ran into this problem:
16 Answers
16
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Two-dimensional array in Swift
I get so confused about 2D arrays in Swift. Let me describe step by step. And would you please correct me if I am wrong.
8 ...
Why is setTimeout(fn, 0) sometimes useful?
...o initialize the drop-down list, ready to have its selected index updated, and
Your code to set the selected index
Your code was consistently winning this race and attempting to set drop-down selection before the browser was ready, meaning that the bug would appear.
This race existed because Java...
Cluster analysis in R: determine the optimal number of clusters
..., calinski.best, "\n")
# 5 clusters!
Four. Determine the optimal model and number of clusters according to the Bayesian Information Criterion for expectation-maximization, initialized by hierarchical clustering for parameterized Gaussian mixture models
# See http://www.jstatsoft.org/v18/i06/pap...
How to normalize a NumPy array to within a certain range?
...io /= np.max(np.abs(audio),axis=0)
image *= (255.0/image.max())
Using /= and *= allows you to eliminate an intermediate temporary array, thus saving some memory. Multiplication is less expensive than division, so
image *= 255.0/image.max() # Uses 1 division and image.size multiplications
i...