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How do you reverse a string in place in C or C++?
...y where every character fits in 1 char. (Or other non-multibyte character sets).
void strrev(char *head)
{
if (!head) return;
char *tail = head;
while(*tail) ++tail; // find the 0 terminator, like head+strlen
--tail; // tail points to the last real char
...
Wait until a process ends
...ited event, I believe that you have to configure the process beforehand by setting Process.EnableRaisingEvents to true. Though, considering that this question is over three years old, it may be that Process.EnableRaisingEvents was not a thing at the time of it's having been asked.
...
Change key pair for ec2 instance
...nd This might be out of place but you seem to know how this all works... I set up an EC2 instance today and received the private key .pem file on my Mac, however ssh -i key.pem does not authenticate (permission denied (publickey)). In the EC2 Management Console under Key Pair Name it lists nothing. ...
How and/or why is merging in Git better than in SVN?
...e because it's didn't store any merge information. This involves taking a set of changes and applying them to a tree. Even with merge information, this is still the most commonly-used merge strategy.
Git uses a 3-way merge algorithm by default, which involves finding a common ancestor to the head...
What is the reason behind cbegin/cend?
...
It's quite simple. Say I have a vector:
std::vector<int> vec;
I fill it with some data. Then I want to get some iterators to it. Maybe pass them around. Maybe to std::for_each:
std::for_each(vec.begin(), vec.end(), SomeFunctor());
In C++03, SomeFunctor was free to be able to modify the...
how do you filter pandas dataframes by multiple columns
... editor after snippets, if snippets enabled
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How to center icon and text in a android button with width set to “fill parent”
...with icon+text centered inside it. I'm using the drawableLeft attribute to set the image, this works well if the button has a width of "wrap_content" but I need to stretch to max width so I use width "fill_parent" . This moves my icon straight to the left of the button and I want both icon and te...
Why can't Python parse this JSON data?
I have this JSON in a file:
9 Answers
9
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Android Studio: how to remove/update the “Created by” comment added to all new classes?
...se Android Studio -> Preferences
on Windows and Linux choose File -> Settings
Then look for Editor -> File and Code Templates in the left hand pane.
You have two ways you can change this...
1) Select the Includes tab and edit the Created by... text directly.
2) Select the Templates t...
How to remove gaps between subplots in matplotlib?
...,4))
gs1 = gridspec.GridSpec(4, 4)
gs1.update(wspace=0.025, hspace=0.05) # set the spacing between axes.
for i in range(16):
# i = i + 1 # grid spec indexes from 0
ax1 = plt.subplot(gs1[i])
plt.axis('on')
ax1.set_xticklabels([])
ax1.set_yticklabels([])
ax1.set_aspect('equal'...