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How to read and write excel file
I want to read and write an Excel file from Java with 3 columns and N rows, printing one string in each cell. Can anyone give me simple code snippet for this? Do I need to use any external lib or does Java have built-in support for it?
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In Bash, how to add “Are you sure [Y/n]” to any command or alias?
...Hamish's answer. They handle any mixture of upper and lower case letters:
read -r -p "Are you sure? [y/N] " response
case "$response" in
[yY][eE][sS]|[yY])
do_something
;;
*)
do_something_else
;;
esac
Or, for Bash >= version 3.2:
read -r -p "Are you su...
Timeout for python requests.get entire response
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That is not for the entire response. requests.readthedocs.org/en/latest/user/quickstart/#timeouts
– Kiarash
Feb 23 '14 at 17:38
1
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What is “with (nolock)” in SQL Server?
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WITH (NOLOCK) is the equivalent of using READ UNCOMMITED as a transaction isolation level. So, you stand the risk of reading an uncommitted row that is subsequently rolled back, i.e. data that never made it into the database. So, while it can prevent reads being dea...
How to read lines of a file in Ruby
I was trying to use the following code to read lines from a file. But when reading a file , the contents are all in one line:
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Change SQLite database mode to read-write
How can I change an SQLite database from read-only to read-write?
14 Answers
14
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Saving and Reading Bitmaps/Images from Internal memory in Android
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2.You will have to give the image name by which you want to save it.
To Read the file from internal memory. Use below code
private void loadImageFromStorage(String path)
{
try {
File f=new File(path, "profile.jpg");
Bitmap b = BitmapFactory.decodeStream(new FileInputStream(...
What's the difference between .bashrc, .bash_profile, and .environment?
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The main difference with shell config files is that some are only read by "login" shells (eg. when you login from another host, or login at the text console of a local unix machine). these are the ones called, say, .login or .profile or .zlogin (depending on which shell you're using).
Then...
How to use support FileProvider for sharing content to other apps?
...ave to manually grant and revoke permissions(at runtime) for other apps to read specific Uri. Use Context.grantUriPermission and Context.revokeUriPermission methods.
For example:
//grant permision for app with package "packegeName", eg. before starting other app via intent
context.grantUriPermiss...
Where in memory are my variables stored in C?
...ory which contains the frequently executed code.
The code segment is often read-only to avoid risk of getting overridden by programming bugs like buffer-overflow, etc.
The code segment does not contain program variables like local variable (also called as automatic variables in C), global variables,...