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Dealing with multiple Python versions and PIP?
...get-pip.py
Use specific pip version to install packages:
pip2.7 install mysql-connector-python --allow-external mysql-connector-python
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follo...
Applications are expected to have a root view controller at the end of application launch
... see the layout from a storyboard make sure you got rid of the code in you root delegate function "application didFinishLaunchingWithOptions..." that's pointed at in main.m and only have "return YES;" in it.
– Olivier de Jonge
Jun 26 '14 at 11:01
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How does the vim “write with sudo” trick work?
...ve probably seen the command that allows you to write on a file that needs root permission, even when you forgot to open vim with sudo:
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Reading an Excel file in PHP [closed]
... you want to use the data in the excel file. If you want to import it into mysql, you could simply save it as a CSV formatted file and then use fgetcsv to parse it.
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How to paginate with Mongoose in Node.js?
...sappointed', although it is a valid caution. Although the same issue is in MySQL offset,limit. It is has to traverse the tree to the offset before returning results. I'd take this with a grain of salt, if your result sets are less than 1mil and there's no preservable performance hit, use skip().
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How to check if smtp is working from commandline (Linux) [closed]
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[root@piwik-dev tmp]# mail -v root@localhost
Subject: Test
Hello world
Cc: <Ctrl+D>
root@localhost... Connecting to [127.0.0.1] via relay...
220 piwik-dev.example.com ESMTP Sendmail 8.13.8/8.13.8; Thu, 23 Aug 2012 10:4...
Access nested dictionary items via a list of keys?
...uce # forward compatibility for Python 3
import operator
def get_by_path(root, items):
"""Access a nested object in root by item sequence."""
return reduce(operator.getitem, items, root)
def set_by_path(root, items, value):
"""Set a value in a nested object in root by item sequence.""...
Breadth First Vs Depth First
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Both kinds of traversal can be achieved with the pseudocode:
Store the root node in Container
While (there are nodes in Container)
N = Get the "next" node from Container
Store all the children of N in Container
Do some work on N
The difference between the two traversal orders lies in ...
How do I detect if software keyboard is visible on Android Device or not?
...oolean opened) {
print("keyboard " + opened);
}
// ContentView is the root view of the layout of this activity/fragment
contentView.getViewTreeObserver().addOnGlobalLayoutListener(
new ViewTreeObserver.OnGlobalLayoutListener() {
@Override
public void onGlobalLayout() {
...
How to show first commit by 'git log'?
... answer was posted.)
Explanation
Technically, there may be more than one root commit. This happens when multiple previously independent histories are merged together. It is common when a project is integrated via a subtree merge.
The git.git repository has six root commits in its history graph (o...