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How to check if a file exists from inside a batch file [duplicate]
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Try something like the following example, quoted from the output of IF /? on Windows XP:
IF EXIST filename. (
del filename.
) ELSE (
echo filename. missing.
)
You can also check for a missing file with IF NOT EXIST.
The IF command is quite powerful. The output ...
How to append one file to another in Linux from the shell?
...d just within a few seconds, 50 million lines have been put in to the file from just previously a few dozen lines.
– Hendra Uzia
Mar 20 '17 at 6:56
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Java Error opening registry key
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Make sure you remove any java.exe, javaw.exe and javaws.exe from your Windows\System32 folder and if you have an x64 system (Win 7 64 bits) also do the same under Windows\SysWOW64.
If you can't find them at these locations, try deleting them from C:\ProgramData\Oracle\Java\javapath.
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How to call shell commands from Ruby
How do I call shell commands from inside of a Ruby program? How do I then get output from these commands back into Ruby?
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Using openssl to get the certificate from a server
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Alternative useful script, from madboa.com: echo | openssl s_client -connect server:port 2>&1 | sed -ne '/-BEGIN CERTIFICATE-/,/-END CERTIFICATE-/p' > cert.pem
– rmeakins
Aug 5 '13 at 5:44
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Private and Protected Members : C++
... are accessible in the class that defines them and in classes that inherit from that class.
Edit: Both are also accessible by friends of their class, and in the case of protected members, by friends of their derived classes.
Edit 2: Use whatever makes sense in the context of your problem. You shou...
How can I get a java.io.InputStream from a java.lang.String?
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There is an adapter from Apache Commons-IO which adapts from Reader to InputStream, which is named ReaderInputStream.
Example code:
@Test
public void testReaderInputStream() throws IOException {
InputStream inputStream = new ReaderInputStr...
Clear back stack using fragments
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I posted something similar here
From Joachim's answer, from Dianne Hackborn:
http://groups.google.com/group/android-developers/browse_thread/thread/d2a5c203dad6ec42
I ended up just using:
FragmentManager fm = getActivity().getSupportFragmentManager();
fo...
Why is jquery's .ajax() method not sending my session cookie?
...cript.
This may be a Cross Domain Problem.
Maybe you tried to call a url from www.domain-a.com while your calling script was on www.domain-b.com (In other words: You made a Cross Domain Call in which case the browser won't sent any cookies to protect your privacy).
In this case your options are:
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Finding the path of the program that will execute from the command line in Windows
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@shahar_m: did you try the script below from Michael Burr? It's not built-in, but it might do what you need.
– Chris Schmich
Apr 28 '11 at 17:19
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