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Creating C formatted strings (not printing them)
I have a function that accepts a string, that is:
7 Answers
7
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How to install the Raspberry Pi cross compiler on my Linux host machine?
...ow you should be able to compile your cmake programs simply by adding this extra flag: -D CMAKE_TOOLCHAIN_FILE=$HOME/raspberrypi/pi.cmake.
Using a cmake hello world example:
git clone https://github.com/jameskbride/cmake-hello-world.git
cd cmake-hello-world
mkdir build
cd build
cmake -D CMAKE_TO...
Unique ways to use the Null Coalescing operator [closed]
...
Well, first of all, it's much easier to chain than the standard ternary:
string anybody = parm1 ?? localDefault ?? globalDefault;
vs.
string anyboby = (parm1 != null) ? parm1
: ((localDefault != null) ? localDefault
: globalDefault);
It also works well if null-...
Is there a way to @Autowire a bean that requires constructor arguments?
...ic class SimpleMovieLister {
private MovieFinder movieFinder;
private String defaultLocale;
@Autowired
public void configure(MovieFinder movieFinder,
@Value("#{ systemProperties['user.region'] }") String defaultLocale) {
this.movieFinder = movieFinder;
...
How do I print to the debug output window in a Win32 app?
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You can use OutputDebugString. OutputDebugString is a macro that depending on your build options either maps to OutputDebugStringA(char const*) or OutputDebugStringW(wchar_t const*). In the later case you will have to supply a wide character string...
Insert line after first match using sed
...t inserting a choice line of text after the first line matching a specific string using the sed command. I have ...
8 An...
Get next / previous element using JavaScript?
... var next = divs[i + 1];
}
}
Please be aware though as I say that extra logic would be required to check that you are within the bounds i.e. you are not at the end or start of the collection.
This also will mean that say you have a div which has a child div nested. The next div would not ...
Java executors: how to be notified, without blocking, when a task completes?
...blic class GetTaskNotificationWithoutBlocking {
public static void main(String... argv) throws Exception {
ExampleService svc = new ExampleService();
GetTaskNotificationWithoutBlocking listener = new GetTaskNotificationWithoutBlocking();
CompletableFuture<String> f = Completable...
How to write very long string that conforms with PEP8 and prevent E501
... 80 column rule for your python program, how can I abide to that with long strings, i.e.
11 Answers
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Check existence of input argument in a Bash shell script
...guments the script was passed.
Or you can check if an argument is an empty string or not like:
if [ -z "$1" ]
then
echo "No argument supplied"
fi
The -z switch will test if the expansion of "$1" is a null string or not. If it is a null string then the body is executed.
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