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What's the shebang/hashbang (#!) in Facebook and new Twitter URLs for?
...but if you manually remove the #!, it works. Not to mention you often get "1.5 URLs" (i.e. the old URL remains, and just has the new part added to it (i.e. photo.php?id=... twice, but with different ids). Not to mention that "#!" is also added to facebook-mail URLs, which probably aren't (and should...
When would you use a WeakHashMap or a WeakReference?
... to java.awt.Component to get around a change in the JRE between 1.4.2 and 1.5, I could have fixed it by subclassing every component I was interested int (JButton, JFrame, JPanel....) but this was much easier with much less code.
...
Preventing scroll bars from being hidden for MacOS trackpad users in WebKit/Blink
...e doing this is http://versusio.com, just check this example page and wait 1.5 seconds to see the prompt:
http://versusio.com/en/samsung-galaxy-nexus-32gb-vs-apple-iphone-4s-64gb
The implementation isn't hard but you have to take care, that you don't display the prompt when the user has already sc...
how does multiplication differ for NumPy Matrix vs Array classes?
... [3, 4]])
>>> linalg.inv(A)
array([[-2. , 1. ],
[ 1.5, -0.5]])
>>> b = np.array([[5,6]]) #2D array
>>> b
array([[5, 6]])
>>> b.T
array([[5],
[6]])
>>> A*b #not matrix multiplication!
array([[ 5, 12],
[15, 24]])
>>> A.d...
URL-parameters and logic in Django class-based views (TemplateView)
... me how it is best to access URL-parameters in class-based-views in Django 1.5.
5 Answers
...
Running multiple AsyncTasks at the same time — not possible?
I'm trying to run two AsyncTasks at the same time. (Platform is Android 1.5, HTC Hero.)
However, only the first gets executed. Here's a simple snippet to describe my problem:
...
Selecting data frame rows based on partial string match in a column
...3.2 1.3 0.2 setosa
# 4 4.6 3.1 1.5 0.2 setosa
# 5 5.0 3.6 1.4 0.2 setosa
# 6 5.4 3.9 1.7 0.4 setosa
For your problem try:
selectedRows <- conservedData[grep("hsa-", conser...
How can I use pointers in Java?
...ibing the very first version of java. Enums are introduced in java version 1.5 (2004)
– Fortega
Aug 1 '19 at 13:39
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show 2 more comments
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How do I check if a string contains a specific word?
... times faster. When I did one million compares at once, it took preg_match 1.5 seconds to finish and for strpos it took 0.5 seconds.
Edit:
In order to search any part of the string, not just word by word, I would recommend using a regular expression like
$a = 'How are you?';
$search = 'are y';
if(pr...
When to use reinterpret_cast?
...ressions) pages125-126 which explicitly rules out reinterpret_cast. Then 7.1.5 The constexpr specifier item 5 (page 146) *For a non-template, non-defaulted constexpr function ... if no argument values exist such that ... could be an evaluated subexpression of a core constant expression (5.19), the p...