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Is it possible to disable the network in iOS Simulator?
...sistent behaviour I am seeing in an application that gets its primary data from the internet. I don't see the issues in the simulator, just on the device, so I'd like to reproduce the network and connectivity environment in the simulator.
...
fatal error: Python.h: No such file or directory
...el # for python3.x installs
For apk (Alpine...):
# This is a departure from the normal Alpine naming
# scheme, which uses py2- and py3- prefixes
sudo apk add python2-dev # for python2.x installs
sudo apk add python3-dev # for python3.x installs
For apt-cyg (Cygwin...):
apt-cyg install pytho...
Is there a naming convention for MySQL?
...h little and will become a headache when you want to add or remove columns from a table at a later date.
Some other points are:
Index Naming Conventions
You may wish to introduce a naming convention for indexes - this will be a great help for any database metadata work that you might want to car...
How to set tbody height with overflow scroll
...width: calc( 100% - 1em )/* scrollbar is average 1em/16px width, remove it from thead width */
}
table {
width:400px;
}
If tbody doesn't show a scroll, because content is less than height or max-height, set the scroll anytime with : overflow-y:scroll;. DEMO 2
...
How to change bower's default components folder?
I'm making a new project that uses bower from twitter. I created a component.json to maintain all my dependency like jquery. Then I run bower install that installs everything in a folder named components . But I need to install the components in a different folder, e.g. public/components .
...
Compiling with g++ using multiple cores
... help on a uniprocessor machine).
For example if you want 4 parallel jobs from make:
make -j 4
You can also run gcc in a pipe with
gcc -pipe
This will pipeline the compile stages, which will also help keep the cores busy.
If you have additional machines available too, you might check out di...
IsNothing versus Is Nothing
...
You should absolutely avoid using IsNothing()
Here are 4 reasons from the article IsNothing() VS Is Nothing
Most importantly, IsNothing(object) has everything passed to it as an object, even value types! Since value types cannot be Nothing, it’s a completely wasted check.
Take the fol...
Run a single migration file
...t 8 years (I'm not sure what version) Rails added checks that prevent this from running if it has already been run. This is indicated by an entry in the schema_migrations table. To re-run it, simply execute rake db:migrate:redo VERSION=20090408054532 instead.
...
Does a javascript if statement with multiple conditions test all of them?
...uiting isn't about performance. The original question, however, was asking from a performance standpoint.
– Anon.
Dec 18 '09 at 21:11
1
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PhantomJS failing to open HTTPS site
...
I was receiving
Error creating SSL context" from phantomJS (running on CentOS 6.6)
Building from source fixed it for me. Don't forget to use the phantomjs that you built. (instead of the /usr/local/bin/phantomjs if you have it)
sudo yum -y install gcc gcc-c++ make f...