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How to run cron job every 2 hours
...
To Enter into crontab :
crontab -e
write this into the file:
0 */2 * * * python/php/java yourfilepath
Example :0 */2 * * * python ec2-user/home/demo.py
and make sure you have keep one blank line after the last cron job in your crontab file
...
Case objects vs Enumerations in Scala
...erations (for example, to a database) or create them from data residing in files. However, I find in general that enumerations are a bit clumsy in Scala and have the feel of an awkward add-on, so I now tend to use case objects. A case object is more flexible than an enum:
sealed trait Currency { def...
Good Free Alternative To MS Access [closed]
... database to distribute with an
application, or an Access-like "single
file, no installation" database?
Er, nobody who has any competence with Access application development would ever distribute a single MDB/ACCDB as application/data store. Any non-trivial Access application needs to be split...
Format a Go string without printing?
...ic template in the form of a string value (which may be originating from a file in which case you only provide the file name) which may contain static text, and actions which are processed and executed when the engine processes the template and generates the output.
You may provide parameters which...
Setting the Vim background colors
... see :help hl-NonText for the background colour after the last line of the file.
– Matthew
Apr 16 '13 at 17:48
2
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How To fix white screen on app Start up?
...the transparent theme to the starting activity in the AndroidManifest.xml
file.
Like:
<activity
android:name="first Activity Name"
android:theme="@android:style/Theme.Translucent.NoTitleBar" >
<intent-filter>
<action android:name="android.intent.action...
What is a magic number, and why is it bad? [closed]
...
A magic number is a sequence of characters at the start of a file format, or protocol exchange. This number serves as a sanity check.
Example:
Open up any GIF file, you will see at the very start: GIF89. "GIF89" being the magic number.
Other programs can read the first few characte...
How to assign the output of a command to a Makefile variable
...l echo whatever)
me@Zack:~$make
MY_VAR IS whatever
me@Zack:~$ cat Makefile
MY_VAR := $(shell echo whatever)
all:
@echo MY_VAR IS $(MY_VAR)
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Making a LinearLayout act like an Button
...'ll want a selector to define the different states. For example, in an XML file:
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<item android:drawable="@drawable/button_pressed"
android:state_pressed="true" />
<item android:drawable="@drawabl...
Delete all local git branches
...it commit -m 'First commit'
[master (root-commit) 1d738b5] First commit
0 files changed, 0 insertions(+), 0 deletions(-)
create mode 100644 README
$ git branch Story-123-a
$ git branch Story-123-b
$ git branch Story-123-c
$ git branch --merged
Story-123-a
Story-123-b
Story-123-c
* master
$ g...