大约有 40,000 项符合查询结果（耗时：0.0382秒） [XML]
Reducing MongoDB database file size
...
UPDATE: with the compact command and WiredTiger it looks like the extra disk space will actually be released to the OS.
UPDATE: as of v1.9+ there is a compact command.
This command will perform a compaction "in-line". It will still need some extra space, but not as much.
MongoDB comp...
Learning Regular Expressions [closed]
...ou've ever used grep on Unix—even if only to search for ordinary looking strings—you've already been using regular expressions! (The re in grep refers to regular expressions.)
Order from the menu
Adding just a little complexity, you can match either 'Nick' or 'nick' with the pattern [Nn]ick. T...
Accessing a Dictionary.Keys Key through a numeric index
I'm using a Dictionary<string, int> where the int is a count of the key.
15 Answers
...
What is the difference between Reader and InputStream?
... makes your easier to internationalize and maintain.
Note: This is just an extra information for exploring Java I/O codes is that, the design pattern of Java I/O implementation follows decorator design pattern. If you familiar with decorator design pattern then you can easily catchup the implementat...
if (key in object) or if(object.hasOwnProperty(key)
...
@Lor: ({foo:"bar"}).hasOwnProperty("toString") vs "toString" in ({foo:"bar"})
– I Hate Lazy
Nov 29 '12 at 19:24
...
Adding a public key to ~/.ssh/authorized_keys does not log me in automatically
...=====================
7. Consider the excellent http://www.fail2ban.org
8. Extra
SSH tunnel to access a MySQL (bind = 127.0.0.1) server
share
|
improve this answer
|
follow
...
Error when changing to master branch: my local changes would be overwritten by checkout
...
Your options, as I see it, are - commit, and then amend this commit with extra changes (you can modify commits in git, as long as they're not pushed); or - use stash:
git stash save your-file-name
git checkout master
# do whatever you had to do with master
git checkout staging
git stash pop
git...
Create a CSV File for a user in PHP
...code I use to optionally encode CSV fields:
function maybeEncodeCSVField($string) {
if(strpos($string, ',') !== false || strpos($string, '"') !== false || strpos($string, "\n") !== false) {
$string = '"' . str_replace('"', '""', $string) . '"';
}
return $string;
}
...
Convert base64 string to ArrayBuffer
I need to convert a base64 encode string into an ArrayBuffer.
The base64 strings are user input, they will be copy and pasted from an email, so they're not there when the page is loaded.
I would like to do this in javascript without making an ajax call to the server if possible.
...
How do I make a splash screen?
...
<activity
android:name="MainActivity"
android:label="@string/app_name"
android:theme="@style/splashScreenTheme" >
Third, Update your theme in your onCreate() launch activity.
protected void onCreate(Bundle savedInstanceState) {
// Make sure this is before calli...