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What database does Google use?
... with different time stamps. The time stamp allows for operations such as "select 'n' versions of this Web page" or "delete cells that are older than a specific date/time."
In order to manage the huge tables, Bigtable splits tables at row boundaries and saves them as tablets. A tablet is around 20...
Mercurial: how to amend the last commit?
...I (I'm using v2.5):
Swich to the 'Commit' view or, in the workbench view, select the 'working directory' entry.
The 'Commit' button has an option named 'Amend current revision' (click the button's drop-down arrow to find it).
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Caveat emptor:
This ex...
Is storing a delimited list in a database column really that bad?
Imagine a web form with a set of check boxes (any or all of them can be selected). I chose to save them in a comma separated list of values stored in one column of the database table.
...
How to install APK from PC?
...ing the new ICS or Jellybean) or go to settings->apps->managment and select unknown sources(for gingerbread) then click on (I think) speed install, or something along those lines. it will be on the top of the page slightly towards the left. drag and drop as many .apks as you want then on you a...
How to disable code formatting for some part of the code using comments?
I'd like to selectively disable the IntelliJ IDEA code formatter for a portion of code just like I can in Eclipse . Does IntelliJ support this feature, and if so, how do I use it?
...
How can I get the external SD card path for Android 4.0+?
...e directory mnt first and work from there..
You should use some type of selection method to choose which sdcard to use:
File storageDir = new File("/mnt/");
if(storageDir.isDirectory()){
String[] dirList = storageDir.list();
//TODO some type of selecton method?
}
...
How does one change the language of the command line interface of Git?
...nment variables, in priority order:
LANGUAGE
LC_ALL
LC_xxx, according to selected locale category: LC_CTYPE, LC_NUMERIC, LC_TIME, LC_COLLATE, LC_MONETARY, LC_MESSAGES, ...
LANG
Variables whose value is set but is empty are ignored in this lookup.
LANG is the normal environment variable ...
Replace all elements of Python NumPy Array that are greater than some value
... I came across. I wonder if there is a big difference between this and the selected answer above. What do you think?
– jonathanking
Feb 18 '18 at 16:44
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How to keep/exclude a particular package path when using proguard?
...I have opted for is a two step process. First, use injars with a filter to select the package path I would like to process. It is possible to add the other package pathes as libraries.
-injars artifacts/in.jar(org/toprocess/**.class)
-outjars out/processed.jar
-libraryjars artifacts/in....
Create new tmux session from inside a tmux session
...
ctrl-b :new
To create a new session, then
ctrl-b s
to interactively select and attach to the session.
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