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Running Composer returns: “Could not open input file: composer.phar”
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Since you are executing php composer.phar update, and you are getting the error Could not open input file: composer.phar, you probably don't have composer.phar in your current directory.
Solution
If you have Composer installed globally, simply run composer update instead of php composer.phar upda...
Unix command to find lines common in two files
...ve the temporary files afterwards, and cope with cleaning up in case of an error. In many scenarios, the process substitution will also be a lot quicker because you can avoid the disk I/O as long as the results fit into memory.
– tripleee
Dec 8 '17 at 5:41
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System.Security.SecurityException when writing to Event Log
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This answer describes the real reason behind the error. The check exists tries to enumerate the whole key. if it exists, checkExists works fine.
– DanO
Jul 29 '15 at 16:40
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How to compare two floating point numbers in Bash?
...questions/8654051/… e.g. $ echo "1.1+2e+02" | bc (standard_in) 1: syntax error
– Nemo
Feb 2 '16 at 10:55
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ssh: connect to host github.com port 22: Connection timed out
...he proxy and double checked them, with no avail and git is throwing me the error shown in the title of the page.
16 Answers...
My attempt at value initialization is interpreted as a function declaration, and why doesn't A a(())
...ammar requires the variable to not be in parentheses.
<stdin>:1:19: error: expected declaration specifiers or ‘...’ before ‘(’ token
However, C++ expects standard expression here. In C++, you can write the following code.
int value = int();
And the following code.
int value = ((...
Function overloading in Javascript - Best practices
...require a parameter, and is called with an empty parameter field. A common error would be to assign a default value to the object in the second method, which would result in an ambiguous call error, as the compiler wouldn't know which of the two methods to use.
https://en.wikipedia.org/wiki/Functio...
If Python is interpreted, what are .pyc files?
...ible, with as little ceremony as feasible -- the compiler does very little error checking and optimization, so it can run fast and in small amounts of memory, which in turns lets it be run automatically and transparently whenever needed, without the user even needing to be aware that there is a comp...
How to retrieve a file from a server via SFTP?
...ther yummy SSH2 features.
Here's a simple remote file retrieve over SFTP. Error handling is left as an exercise for the reader :-)
JSch jsch = new JSch();
String knownHostsFilename = "/home/username/.ssh/known_hosts";
jsch.setKnownHosts( knownHostsFilename );
Session session = jsch.getSession( "...
Why doesn't the example compile, aka how does (co-, contra-, and in-) variance work?
...(1.7.0) does not compile "Object[] arr = new int[1];" but rather gives the error message: "java: incompatible types required: java.lang.Object[] found: int[]". I think you meant "Object[] arr = new Integer[1];".
– Emre Sevinç
Jan 2 '13 at 13:46
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