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How do I write the 'cd' command in a makefile?
...you add a backslash and a newline. This is due to the fact that the entire string is parsed as a single line by the shell. As noted in the comments, you should use '&&' to join commands, which mean they only get executed if the preceding command was successful.
all:
cd some_dir &...
Git Bash is extremely slow on Windows 7 x64
...ve decided to redefine '__git_ps1()' in my ~/.bashrc, and just print empty string. It speeds up all the Bash commands.
– ajukraine
Jun 9 '13 at 18:47
What's the advantage of a Java enum versus a class with public static final fields?
...n way without using instanceof, potentially confusing if sequences, or non-string/int switching values. The canonical example is a state machine.
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Should I hash the password before sending it to the server side?
...ng is that on connection to the client the server generates a salt (random string to be added before hashing) and stores it on the sockets variable, then it transmits this hash to the client. The client takes the users password, hashes it, adds the salt from the server and hashes the whole thing, be...
The model used to open the store is incompatible with the one used to create the store
...ons)
} catch {
// Report any error we got.
var dict = [String: AnyObject]()
dict[NSLocalizedDescriptionKey] = "Failed to initialize the application's saved data"
dict[NSLocalizedFailureReasonErrorKey] = failureReason
dict[NSUnderlyingErrorKey] = error as ...
How to find out if an installed Eclipse is 32 or 64 bit version?
...
If your installation is 64-bit the string x86_ (which identifies a 32-bit installation) will still match. You need to look for x86_64_
– Leo
Jan 21 '13 at 15:54
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How do I copy to the clipboard in JavaScript?
...u find any problems or have any suggestions for improving it.
// Copies a string to the clipboard. Must be called from within an
// event handler such as click. May return false if it failed, but
// this is not always possible. Browser support for Chrome 43+,
// Firefox 42+, Safari 10+, Edge and In...
Run a single migration file
...iveRecord::Migration
def change
add_column :products, :part_number, :string
end
end
You can create an instance of the migration and run migrate(:up) or migrate(:down) on an instance, like this:
$ rails console
>> require "db/migrate/20090408054532_add_part_number_to_products.rb"
>...
Globally catch exceptions in a WPF application?
... };
}
private void LogUnhandledException(Exception exception, string source)
{
string message = $"Unhandled exception ({source})";
try
{
System.Reflection.AssemblyName assemblyName = System.Reflection.Assembly.GetExecutingAssembly().GetName();
...
Difference between single and double quotes in Bash
...or anyone who doesn't know what "interpolate" means: en.wikipedia.org/wiki/String_interpolation
– Kolob Canyon
May 10 '18 at 17:57
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