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Xcode debugging - displaying images
...ambpkamb
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14
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How to amend a commit without changing commit message (reusing the previous one)?
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1053
Since git 1.7.9 version you can also use git commit --amend --no-edit to get your result.
Note...
Concatenating two lists - difference between '+=' and extend()
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225
The only difference on a bytecode level is that the .extend way involves a function call, which ...
$.getJSON returning cached data in IE8
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answered Nov 5 '08 at 9:09
NicoNico
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How do I disable form resizing for users? [duplicate]
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258
Change the FormBorderStyle to one of the fixed values: FixedSingle, Fixed3D,
FixedDialog or Fix...
Split a List into smaller lists of N size
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keuleJ
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answered Jul 13 '12 at 3:37
Serj-TmSerj-Tm
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How to set a default value for a datetime column to record creation time in a migration?
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This is supported now in Rails 5.
Here is a sample migration:
class CreatePosts < ActiveRecord::Migration[5.0]
def change
create_table :posts do |t|
t.datetime :modified_at, default: -> { 'CURRENT_TIMESTAMP' }
t.timestamps
en...
In Java, what is the best way to determine the size of an object?
...hint! Can you please tell, what will be the size of byte[0], byte[1], byte[5], int[0], int[1], int[2] using the approach you described? It would be nice, if results include overhead for length of array and memory alignment.
– dma_k
Mar 8 '10 at 11:28
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How do negative margins in CSS work and why is (margin-top:-5 != margin-bottom:5)?
...he element, so why do you have to set margin-top:-8px; and not margin-top:-50%;?
Well, vertical centering in CSS is harder than it should be. When setting even top or bottom margins in %, the value is calculated as a percentage always relative to the width of the containing block. This is rather a ...
How to enable MySQL Query Log?
...er that this logfile can grow very large on a busy server.
For mysql < 5.1.29:
To enable the query log, put this in /etc/my.cnf in the [mysqld] section
log = /path/to/query.log #works for mysql < 5.1.29
Also, to enable it from MySQL console
SET general_log = 1;
See http://dev.mysql....