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Detecting if an NSString contains…?
... have a match. Depending on your needs you might also check for ,, ., (), etc.
An alternative approach, of course, is to parse the string into words and check each word individually.
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Is embedding background image data into CSS as Base64 good or bad practice?
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In order to avoid multiple classes and only specify a sprite sheet once, you could use an attribute selector: [emoji] {background-image: url(data:image/png;base64,qwedfcsfrtgyu/=);} [emoji=happy] {background-position: -20px 0px;...
Compiling with g++ using multiple cores
...is the compiler flag to allow g++ to spawn multiple instances of itself in order to compile large projects quicker (for example 4 source files at a time for a multi-core CPU)?
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Remove local git tags that are no longer on the remote repository
...e remote, then it will remain deleted.
Thus you need to type two lines in order:
git tag -l | xargs git tag -d
git fetch --tags
These:
Delete all tags from the local repo. FWIW, xargs places each tag output by "tag -l" onto the command line for "tag -d". Without this, git won't delete anythi...
How to replace strings containing slashes with sed?
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add \ before special characters:
s/\?page=one&/page\/one\//g
etc.
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How do I enable/disable log levels in Android?
...e logger. This means filtering generally happens after being written. In order to filter before something like Log.isLoggable(TAG, Log.VERBOSE)) { Log.v(TAG, "my log message"); } is needed. This is generally pretty tiresome. I use a modified version of slf4j-android to get what I want.
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What is the difference between 'my' and 'our' in Perl?
...e.
Declaring a variable with our allows you to predeclare variables in order to use them under use strict without getting typo warnings or compile-time errors. Since Perl 5.6, it has replaced the obsolete use vars, which was only file-scoped, and not lexically scoped as is our.
For example, the...
How to include jar files with java file and compile in command prompt
...the classpath as an environment variable.
The commands for Windows, Linux, etc are different.
You can find more details in this blog.
http://javarevisited.blogspot.com/2011/01/how-classpath-work-in-java.html
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Matplotlib connect scatterplot points with line - Python
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In addition to what provided in the other answers, the keyword "zorder" allows one to decide the order in which different objects are plotted vertically.
E.g.:
plt.plot(x,y,zorder=1)
plt.scatter(x,y,zorder=2)
plots the scatter symbols on top of the line, while
plt.plot(x,y,zorder=2)
p...
Styling HTML email for Gmail
...ing templates like those mentioned above from mailchimp, campaign monitor, etc. as they, as you have found, will not work in some email programs. This tool leaves your style section for the mail programs that will read it and puts all the styles inline to get more universal readability in the forma...