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127 Return code from $?

...ommand, because it doesn't know where to find the binary you're trying to call. share | improve this answer | follow | ...
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PHP Fatal error: Call to undefined function json_decode()

Apache is logging PHP Fatal error: Call to undefined function json_decode() . After some googling, it seems this problem is a result of not having the latest version of php. Oddly, running php --version ouputs ...
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Error :: duplicate files during packaging of APK

...t trying with notice.txt instead of NOTICE.txt? Though the error looks actually different from the one where the exclude happens. Do you have a META-INF/notice.txt file in your src/main/resources/ ? – Xavier Ducrohet Mar 18 '14 at 15:48 ...
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Java: Clear the console

... There is no executable named cls.exe or cls.com in a standard Windows installation that could be invoked via Runtime.exec, as the well-known command cls is builtin to Windows’ command line interpreter. When launching a new process via Runtime.exec, the standard output gets redirected to a pipe wh...
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how to prevent “directory already exists error” in a makefile when using mkdir

... "Generally, stick to the widely-supported (usually posix-specified) options and features of these programs. For example, don't use ‘mkdir -p’, convenient as it may be, because a few systems don't support it at all and with othe...
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When should null values of Boolean be used?

Java boolean allows values of true and false while Boolean allows true , false , and null . I have started to convert my boolean s to Boolean s. This can cause crashes in tests such as ...
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Can an Android NFC phone act as an NFC tag?

... a simple old nfc tag? Is there some application I'm not thinking of? Usually, you'd want to emulate something like a transit card, access key, or credit card which would require a secure element (I think, but not sure). s...
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Waiting on a list of Future

...//4 tasks for(int i = 0; i < 4; i++) { completionService.submit(new Callable<SomeResult>() { public SomeResult call() { ... return result; } }); } int received = 0; boolean errors = false; while(received < 4 && !errors) { Future&l...
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Setting Authorization Header of HttpClient

...ent = new HttpClient()) { client.DefaultRequestHeaders.Authorization = _username.ToAuthHeaderValue(_password); } Again I think 2 above options make the client using statement a bit less repetitive. Keep in mind that it's best practice to reuse the HttpClient if you are making multiple http ca...
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jQuery ID starts with

I am trying to get all elements with an id starting with some value. Below is my jQuery code. I am trying to use a JavaScript variable when searching for items. But it does not work. What am I missing below? So the id 'value' am searching is the value of the clicked element ...