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String.replaceAll single backslashes with double backslashes
...to replace "\\\\" with "\\\\", believe it or not! Java really needs a good raw string syntax.
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Asking the user for input until they give a valid response
... parsed.
while True:
try:
# Note: Python 2.x users should use raw_input, the equivalent of 3.x's input
age = int(input("Please enter your age: "))
except ValueError:
print("Sorry, I didn't understand that.")
#better try again... Return to the start of the loo...
adb command not found
...ide automatic updates.
install homebrew
ruby -e "$(curl -fsSL
https://raw.githubusercontent.com/Homebrew/install/master/install)"
Install adb
brew cask install android-platform-tools
Start using adb
adb devices
sh...
How does the Windows Command Interpreter (CMD.EXE) parse scripts?
...ten in C/C++, or if the new process chooses to ignore argv and process the raw commandline for itself (e.g. with GetCommandLine()). At the OS level, Windows passes command lines untokenized as a single string to new processes. This is in contrast to most *nix shells, where the shell tokenizes argu...
How to get the contents of a webpage in a shell variable?
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You can use curl or wget to retrieve the raw data, or you can use w3m -dump to have a nice text representation of a web page.
$ foo=$(w3m -dump http://www.example.com/); echo $foo
You have reached this web page by typing "example.com", "example.net","example.org" o...
Postgres DB Size Command
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Based on the answer here by @Hendy Irawan
Show database sizes:
\l+
e.g.
=> \l+
berbatik_prd_commerce | berbatik_prd | UTF8 | en_US.UTF-8 | en_US.UTF-8 | | 19 MB | pg_default |
berbatik_stg_commerce | berbatik_stg ...
how to get the cookies from a php curl into a variable
... return strlen($headerLine); // Needed by curl
}
This solution has the drawback of using a global variable, but I guess this is not an issue for short scripts. And you can always use static methods and attributes if curl is being wrapped into a class.
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Should I URL-encode POST data?
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curl will encode the data for you, just drop your raw field data into the fields array and tell it to "go".
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Strange out of memory issue while loading an image to a Bitmap object
... BitmapFactory.Options options, int reqWidth, int reqHeight) {
// Raw height and width of image
final int height = options.outHeight;
final int width = options.outWidth;
int inSampleSize = 1;
if (height > reqHeight || width > reqWidth) {
final int halfHeight ...
How do I delete all messages from a single queue using the CLI?
...on. I finally downloaded it from here: hg.rabbitmq.com/rabbitmq-management/raw-file/rabbitmq_v3_3_5/…
– FactualHarmony
Aug 30 '14 at 13:21
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