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How to append to a file in Node?
I am trying to append a string to a log file. However writeFile will erase the content each time before writing the string.
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how to reset
..."pure" JavaScript it would be:
document.getElementById("uploadCaptureInputFile").value = "";
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How do I byte-compile everything in my .emacs.d directory?
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C-u 0 M-x byte-recompile-directory
will compile all the .el files in the directory and in all subdirectories below.
The C-u 0 part is to make it not ask about every .el file that does not have a .elc counterpart.
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How are zlib, gzip and zip related? What do they have in common and how are they different?
...sually, the Deflate compression method. The .gz gzip format is for single files, also using the Deflate compression method. Often gzip is used in combination with tar to make a compressed archive format, .tar.gz. The zlib library provides Deflate compression and decompression code for use by zip,...
Diff output from two programs without temporary files
...;(command) to pass one command's output to another program as if it were a file name. Bash pipes the program's output to a pipe and passes a file name like /dev/fd/63 to the outer command.
diff <(./a) <(./b)
Similarly you can use >(command) if you want to pipe something into a command.
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Recursively list files in Java
How do I recursively list all files under a directory in Java? Does the framework provide any utility?
26 Answers
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Where and how is the _ViewStart.cshtml layout file linked?
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Starting with the ASP.NET MVC 3 Beta release, you can now add a file
called _ViewStart.cshtml (or _ViewStart.vbhtml for VB) underneath the
\Views folder of your project:
The _ViewStart file can be used to define common view code that you
want to execute at the start of each Vie...
Ant task to run an Ant target only if a file exists?
Is there an ANT Task that would execute a block only if a given file exists? I have the problem that I have a generic ant script that should do some special processing but only if a specific configuration file is present.
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How do I save and restore multiple variables in python?
I need to save about a dozen objects to a file and then restore them later.
I've tried to use a for loop with pickle and shelve but it didn't work right.
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What is the difference between Class Path and Build Path
...path is used for building your application. It contains all of your source files and all Java libraries that are required to compile the application.
The classpath is used for executing the application. This includes all java classes and libraries that are needed to run the java application. A Clas...