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How can I upload files asynchronously?
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Can I then use $_FILES in the upload.php?
– Alessandro Cosentino
Nov 2 '12 at 13:41
73
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warning: [options] bootstrap class path not set in conjunction with -source 1.5
...va
On UNIX systems, locate rt.jar using:
locate -r '/rt.jar$'
Set JAVA_HOME so that rt.jar is located at $JAVA_HOME/jre/lib/rt.jar, then:
javac -source 1.7 -bootclasspath "$JAVA_HOME/jre/lib/rt.jar" Main.java
Tested on Ubuntu 14.04 for Oracle Java 7 and 8.
...
How do you prevent IDisposable from spreading to all your classes?
...t disposable),
// as long as you take control of its lifecycle
_waitHandle = waitHandle;
OtherMethodThatUsesTheWaitHandleFromTheField();
}
}
}
The scope of the wait handle is limited to the Tiemethod, and the class doesn't need to have a disposable field, and so won't n...
Changing the status bar text color in splash screen iOS 7
..., UIApplicationDelegate {
var window: UIWindow?
func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplicationLaunchOptionsKey: Any]?) -> Bool {
UIApplication.shared.statusBarView?.backgroundColor = UIColor.red
return true
...
Getting the count of unique values in a column in bash
...# remove case distinctions
# remove punctuation
gsub(/[^[:alnum:]_[:blank:]]/, "", $0)
for (i = 1; i <= NF; i++)
freq[$i]++
}
END {
for (word in freq)
printf "%s\t%d\n", word, freq[word]
}
...
ElasticSearch - Return Unique Values
...00 }
}
}}
A search will return something like:
{
"took" : 16,
"timed_out" : false,
"_shards" : {
"total" : 2,
"successful" : 2,
"failed" : 0
},
"hits" : {
"total" : 1000000,
"max_score" : 0.0,
"hits" : [ ]
},
"aggregations" : {
"langs" : {
"buckets" : [ {
"key" : "10",
...
How to analyze a java thread dump?
... a light-weight process). On Mac OS X, it is said to be the native pthread_t value.
Go to this link: Java-level thread ID: for a definition and a further explanation of these two terms.
On IBM's site I found this link: How to interpret a thread dump. that covers this in greater detail:
It expla...
普通码农和CTO之间的差距，就是这7点了 - 杂谈 - 清泛网 - 专注C/C++及内核技术
...那么我们的沟通能力应该足够我们搞定“萌妹子”的。^_^
学习技术而不是工具
在新框架，新方法，新工具横行的今天我们很难判断出哪些是“技术”，哪些是“工具”。我个人认为程序员不存在——Java程序员、Python程序员、A...
Using the “animated circle” in an ImageView while loading stuff
...:
<RelativeLayout
android:id="@+id/loadingPanel"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:gravity="center" >
<ProgressBar
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:in...
How to remove unwanted space between rows and columns in table?
...0px;">
<img height="80" src="http://www.website.com/images/Nature_01.jpg" width="600" />
</td>
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