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What is the difference between exit(0) and exit(1) in C?
...ccessful program termination & it is fully portable, While
exit(1) (usually) indicates unsucessful termination. However, it's usage is non-portable.
Note that the C standard defines EXIT_SUCCESS and EXIT_FAILURE to return termination status from a C program.
0 and EXIT_SUCCESS are the values s...
What is pip's equivalent of `npm install package --save-dev`?
... I found and wasn't able to use) it can handle many files and environments(test, dev, production, etc. ). It also has command to upgrade all/any of your dependencies.
installation
pipm install pkg-name
installation as development dependency
pipm install pkg-name --dev
installation as testing d...
Remove HTML Tags from an NSString on the iPhone
....kocikowski) is quick and dirty, this is more robust. Example string: @"My test <span font=\"font>name\">html string". This answer returns: My test html string. Regular expression returns: My test name">html string. Whilst this isn't that common, it's just more robust.
...
How to exit if a command failed?
...e. With that, any command that fails (outside of specific contexts like if tests) will cause the script to abort. For certain scripts, it's very useful.
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Linux command to print directory structure in the form of a tree
... /proc
|-- fd
| `-- 3 -> /proc/15589/fd
|-- fdinfo
|-- net
| |-- dev_snmp6
| |-- netfilter
| |-- rpc
| | |-- auth.rpcsec.context
| | |-- auth.rpcsec.init
| | |-- auth.unix.gid
| | |-- auth.unix.ip
| | |-- nfs4.idtoname
| | |-- nfs4.nametoid
| | |-- nfsd.export
...
Sending command line arguments to npm script
... a parsing library like yargs or minimist; nodejs exposes process.argv globally, containing command line parameter values, but this is a low-level API (whitespace-separated array of strings, as provided by the operating system to the node executable).
Edit 2013.10.03: It's not currently possible...
Phonegap Cordova installation Windows
The documentation for phonegap/cordova is absolutely horrible. All I'm trying to do is install PhoneGap 3.0 on my Windows environment but having no success.
...
How Many Seconds Between Two Dates?
...Z, NN, EE, 0, 0, 0, 0);
var dif = t1.getTime() - t2.getTime();
var Seconds_from_T1_to_T2 = dif / 1000;
var Seconds_Between_Dates = Math.abs(Seconds_from_T1_to_T2);
A handy source for future reference is the MDN site
Alternatively, if your dates come in a format javascript can parse
var dif = Da...
Why should I use the keyword “final” on a method parameter in Java?
...ller pass 'Hello World!' or did we default). Both a & b are useful for testing, long code, and when the value is further changed later. I stand by my statement: arg vars should never be reassigned. Your code should be: message = ( msg || 'Hello World"' ). There is simply no reason not to use a s...
Can't launch my app in Instruments: At least one target failed to launch
...em. Profiling your app with debug configuration is not a valid performance test as the compiler has not optimized the code like it does for Adhoc. Has anyone figure out the AdHoc issue?
– Fergal Rooney
May 30 '14 at 16:56
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