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How to replace an entire line in a text file by line number
... are words from the line).
So, if the current line number is 4, print the string "different" but otherwise print the line unchanged.
In AWK, program code enclosed in { } runs once on each input record.
You need to quote the AWK program in single-quotes to keep the shell from trying to interpret t...
How to use radio on change event?
...
Note that you are comparing the value against allot in both if statements and :radio selector is deprecated.
In case that you are not using jQuery, you can use the document.querySelectorAll and HTMLElement.addEventListener methods:
var radios = document.querySelectorAll('input[type=radio][name="b...
.NET Configuration (app.config/web.config/settings.settings)
... I typically store at the machine level:
Application settings
Connection strings
retail=true
Smtp settings
Health monitoring
Hosting environment
Machine key
When each environment (developer, integration, test, stage, live) has its own unique settings in the c:\Windows\Microsoft.NET\Framework64\v...
How to make Eclipse behave well in the Windows 7 taskbar?
... it.
Note that I have the JS version of Eclipse Helios. Which spawns a new and different taskbar icon after loading.
7 Answ...
pyplot axes labels for subplots
...r xlabel to the figure
Similar to matplotlib.suptitle
axis - string: "x" or "y"
label - string
label_prop - keyword dictionary for Text
labelpad - padding from the axis (default: 5)
ha - horizontal alignment (default: "center")
va - vertical a...
Backbone.View “el” confusion
How should a view's el be handled?
It has to be set, otherwise events don't fire (see here ).
3 Answers
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Django Server Error: port is already in use
... error, but I have killed everything on the port.
– wanderer0810
Sep 8 '17 at 23:52
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mysql Foreign key constraint is incorrectly formed error
I have two tables, table1 is the parent table with a column ID and table2 with a column IDFromTable1 (not the actual name) when I put a FK on IDFromTable1 to ID in table1 I get the error Foreign key constraint is incorrectly formed error . I would like to delete table 2 record if tab...
DirectX SDK (June 2010) Installation Problems: Error Code S1023
... on the right and add this data (there will probably be at least a Default string value located here, just leave it):
New->Binary Value
Name: InstalledVersion
Type: REG_BINARY
Data: 00 00 00 09 00 00 00 00
New->DWORD (32-bit) Value
Name: InstallMDX
Type: REG_DWORD
Data: 0x00000001
New->S...
Proper REST response for empty table?
...fused as an author of a client for your application if I got a 200 one day and a 404 the next day just because someone happened to remove a couple of users. What am I supposed to do? Is my URL wrong? Did someone change the API and neglect to leave a redirection.
Why not 204 (No Content) ?
Here's a...