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Stetho A debug bridge for Android applications Stetho is a sophisticated debug bridge for Android applications. When enabled, developers have access to the Chrome Developer Tools feature natively part of the Chrome desktop browser. Developers can also choose to enable the optional dumpapp tool which offers a powerful command-line interface to application internals.
mitmproxy - an interactive HTTPS proxy
Command Line mitmproxy is your swiss-army knife for debugging, testing, privacy measurements, and penetration testing. It can be used to intercept, inspect, modify and replay web traffic such as HTTP/1, HTTP/2, HTTP/3, WebSockets, or any other SSL/TLS-protected protocols. You can prettify and decode a variety of message types ranging from HTML to Protobuf, intercept specific messages on-the-fly, m
IntelliJ IDEA 13.1 EAPã®Chronon Debuggerã‚’ãŠè©¦ã—ãã ã•ã„ï¼ | Post Blog
IntelliJ IDEAã®æ¬¡æœŸãƒãƒ¼ã‚¸ãƒ§ãƒ³ã€13.1ã§ã¯Chronon Debugger をプラグインã§ã‚µãƒãƒ¼ãƒˆã—ã„ã¾ã™ã€‚æ—¢ã«EAPよりãŠè©¦ã—é ‚ã‘ã¾ã™ã€‚ã”å˜ã˜ã§ãªã„æ–¹ã®ãŸã‚ã«èª¬æ˜Žã—ã¾ã™ã¨ã€Chronon ã¯Javaプãƒã‚°ãƒ©ãƒ ã®å‹•ä½œçŠ¶æ³ã‚’記録ã—ã¦ã€å¾Œã‹ã‚‰è§£æžã™ã‚‹ã“ã¨ãŒã§ãã‚‹é©æ–°çš„ツールã§ã™ã€‚複雑ãªãƒã‚°ã‚’追跡ã™ã‚‹ã®ã«ã¨ã¦ã‚‚有効ã§ã™ã€‚ Chrononã¯å•†ç”¨ãƒ„ールã§ã€é€šå¸¸ã¯ãƒ©ã‚¤ã‚»ãƒ³ã‚¹ã‚’購入ã™ã‚‹å¿…è¦ãŒã‚ã‚Šã„ã¾ã™ãŒã€ãªã‚“ã¨IntelliJ IDEA 13.1 Ultimateã‚’ãŠä½¿ã„ã®æ–¹ã¯å®Œå…¨ã«ç„¡æ–™ã§ã”利用ã„ãŸã ã‘ã¾ã™ã€‚ プラグインã®ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ« Chrononを有効ã«ã™ã‚‹ã«ã¯ã¾ãšSettings → Plugins → Install JetBrains pluginよりChrononã‚’é¸æŠžè‚¢ã€ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ã—ã¦ãã ã•ã„。 Chronon Include/Excludeパターン Chrononã¯cod
Javaトラブルã«å¿œã˜ãŸåˆå‹•å¯¾å¿œã®ã¾ã¨ã‚ - n-agetsumaã®æ—¥è¨˜
Javaトラブルã§ã¯ã€Žæƒ…å ±ãŒãªãã¦ã€å†ç¾ã‚‚ãªã‹ãªã‹ã—ã¾ã›ã‚“ã€ã¨ã„ã£ãŸçŠ¶æ³ã«é™¥ã‚‹ã“ã¨ãŒã‚る。ã“ã®ã‚ˆã†ãªçŠ¶æ³ã‚’回é¿ã™ã‚‹ãŸã‚ã«ã€ä»¥ä¸‹ã®3ã¤ã®ä»£è¡¨çš„ãªãƒˆãƒ©ãƒ–ルを例ã«ã€ã‚¢ãƒ—リケーションサーãƒã‚’å†èµ·å‹•ã™ã‚‹å‰ã«ä½•ã‚’å–å¾—ã™ã‚Œã°è‰¯ã„ã®ã‹ã‚’ã¾ã¨ã‚ã¦ã¿ã‚‹ã€‚ アプリケーションã‹ã‚‰å¿œç”ãŒãªã„ アプリケーションãŒé…ㄠヒープメモリãŒè¶³ã‚Šãªã„(OutOfMemoryErrorã®ç™ºç”Ÿ) アプリケーションã‹ã‚‰å¿œç”ãŒãªã„ å–å¾—ã™ã‚‹æƒ…å ± スレッドダンプ データå–得方法 スレッドダンプã¨ã¯ã€ã‚³ãƒžãƒ³ãƒ‰å®Ÿè¡Œæ™‚点ã§ã®Javaスレッド実行状態を出力ã—ãŸã‚‚ã®ã§ã‚る。応ç”ãŒãªã„å ´åˆã€ä½•ã‚‰ã‹ã®è¦å› ã«ã‚ˆã‚Šã©ã“ã‹ã§å‡¦ç†ãŒæ¢ã¾ã£ã¦ã„ã‚‹ã“ã¨ãŒæƒ³å®šã•ã‚Œã‚‹ã€‚スレッドダンプã¯ã€Žã©ã“ã§æ¢ã¾ã£ã¦ã„ã‚‹ã®ã‹ï¼Ÿã€ã‚’切り分ã‘ã‚‹ã®ã«å¤§åˆ‡ãªæƒ…å ±ã§ã‚る。 å–得方法ã¯JDKã®ãƒãƒ¼ã‚¸ãƒ§ãƒ³ã«ã‚ˆã£ã¦è‰²ã€…ã‚る。 kill -3 <pid> (å°‘ãªãã¨ã‚‚1.4.2ã«ã¯ã‚る〜JDK7ã§ã‚‚
Byteman Homepage · JBoss Community
Welcome to Byteman Simplify Java tracing, monitoring and testing with Byteman What is Byteman Byteman is a tool which makes it easy to trace, monitor and test the behaviour of Java application and JDK runtime code. It injects Java code into your application methods or into Java runtime methods without the need for you to recompile, repackage or even redeploy your application. Injection can be perf
PHP Debug Bar
DebugBar DebugBar Documentation Collectors PHP Debug Bar¶ Displays a debug bar in the browser with information from php. No more var_dump() in your code! Note: Debug Bar is for development use only. Never install this on websites that are publicly accessible. V3 Beta¶ Currently v3 is in beta. You can install it with composer require php-debugbar/php-debugbar:^3.0@beta. See the Release Notes for mo
DevTools Tips and Tricks
A whirlwind tour of DevTools tips and tricks Part I: DevTools tips, tricks and awesome features  (video) Part II: Extending DevTools, Debug Protocol, Extensions, ... (video) Follow along @ bit.ly/devtools-tips Elements & Console Drag & Drop to reorder elements $0 to inspect selected element in console Break on node removal - delete me cmd-? to become a keyboard ninja Customize your settings! Disab
jQuery Lint – James Padolsey
jQuery Lint is a simple script you can download and use with jQuery. It works over the top of jQuery and diligently reports errors and any incorrect usage of jQuery. It will also, to some extent, offer guidance on best practices and performance concerns. Unlike JSLint, jQuery Lint is a runtime reporter. To use it, you need to include it, after jQuery, in your document: <script src="jquery.js"></sc
Google Chromeã®JavaScriptデãƒãƒƒã‚¬ã®é€²åŒ–ãŒã™ã”ã„ - os0x.blog
Chrome版ã®Firebugã“ã¨Google Chrome Developer Toolsã§ã™ãŒã€ä»¥å‰gihyoã§è§£èª¬ã—ãŸã¨ãよりã•ã‚‰ã«ä¾¿åˆ©ã«ãªã£ã¦ã„ã‚‹ã®ã§ã€å°‘ã—紹介ã—ã¾ã™(å…ƒã¯WebKitãªã®ã§ã€ãã®ã†ã¡(è¿‘ã„ã†ã¡ã«)Safariã§ã‚‚ãã‚Œãªã‚Šã«ä½¿ãˆã‚‹ã‚ˆã†ã«ãªã‚‹ã¯ãšã§ã™)。 圧縮ã•ã‚ŒãŸã‚³ãƒ¼ãƒ‰ã®æ•´å½¢ ã¾ãšã€ç›®ç«‹ã¤ã¨ã“ã‚ã‹ã‚‰ã„ãã¾ã—ょã†ã€‚ã¡ã‚‡ã†ã©å…ˆæ—¥æ›´æ–°ã•ã‚ŒãŸChromeã®dev版(12.0.742.0)ã«æ載ã•ã‚ŒãŸã°ã‹ã‚Šã®æ©Ÿèƒ½ã§ã€minifyã•ã‚Œã¦ã„ã‚‹JavaScriptコードをèªã¿ã‚„ã™ã„よã†ã«æ•´å½¢ã—ã¦è¡¨ç¤ºã—ã¦ãれるã¨ã„ã†ã‚‚ã®ã§ã™(IE9ã®é–‹ç™ºè€…ツールã«ã‚‚実装ã•ã‚Œã¦ã„る機能ã§ã™)。 例ãˆã°ã€Google Analyticsã®ã‚³ãƒ¼ãƒ‰ã¯åœ§ç¸®ã•ã‚Œã¦ã„ã¦æ™®é€šã¯èªã‚ã¾ã›ã‚“。 ã—ã‹ã—ã€Chromeã®ãƒ‡ãƒ™ãƒãƒƒãƒ‘ーツールãªã‚‰ã€ ã“ã®ã‚ˆã†ã«æ•´å½¢ã—ã¦ãã‚Œã¾ã™ã€‚ ã‚„ã‚Šæ–¹ã¯ç°¡å˜ã§ã€ãƒ‡ãƒ™ãƒãƒƒãƒ‘ーツールã®Script
mixi大è¦æ¨¡éšœå®³ã«ã¤ã„㦠解明編 - mixi engineer blog
ã“ã‚“ã«ã¡ã¯ã€ã‚·ã‚¹ãƒ†ãƒ 本部技術部ãŸã‚“ã½ã½Gã®æ£®æœ¬ã§ã™ã€‚ 先日ã®mixi大è¦æ¨¡éšœå®³ã®åŽŸå› ã¨ãªã£ãŸmemcachedã®ä¸å…·åˆã®è©³ç´°ãªè§£æ˜ŽãŒã§ãã¾ã—ãŸã€‚ å†æ¥é€±ã¾ã§ç™ºè¡¨ã‚’見åˆã‚ã›ã‚ˆã†ã¨æ€ã£ãŸã®ã§ã™ãŒã€æ—©ããŠä¼ãˆã—ãŸã»ã†ãŒã„ã„ã¨æ€ã„ã¾ã—ãŸã®ã§å…¬é–‹ç™ºè¡¨è‡´ã—ã¾ã™ã€‚ memcachedã¨libevent memcachedã¯libeventã¨ã„ã†ãƒ©ã‚¤ãƒ–ラリを使用ã—ã¦ã‚¯ãƒ©ã‚¤ã‚¢ãƒ³ãƒˆã‹ã‚‰ã®è¦æ±‚(接続ã€ã‚³ãƒžãƒ³ãƒ‰é€ä¿¡)を処ç†ã—ã¦ã„ã¾ã™ã€‚ libeventを使用ã™ã‚‹ã«ã¯event_baseã¨ã„ã†æ§‹é€ 体を用ã„ã¾ã™ã€‚ main threadã¯main_baseを使用ã—ã¾ã™ã€‚ static struct event_base *main_base; ... int main (int argc, char **argv) { ... main_base = event_init(); ... /* enter the ev
Visual Studio 2010ã®æ–°æ©Ÿèƒ½ã€ŒIntelliTraceã€ï¼ˆ1/4） - ï¼ IT
連載：Visual Studioデãƒãƒƒã‚°æ‰‹æ³• 第2回 Visual Studio 2010ã®æ–°æ©Ÿèƒ½ã€ŒIntelliTraceã€ äº€å· å’Œå² 2010/07/28 2011/02/17 更新（Visual Studio 2010 SP1対応） â– IntelliTraceã¨ã¯ï¼Ÿ プãƒã‚°ãƒ©ãƒ をテスト実行ä¸ã«æ„図ã—ãªã„動作ãŒç™ºç”Ÿã—ãŸå ´åˆã€ã©ã®ã‚ˆã†ãªæ‰‹é †ã§ãã®å‹•ä½œã‚’検証・デãƒãƒƒã‚°ã—ã¦ã„ã‚‹ã ã‚ã†ã‹ï¼Ÿ æらã通常ã¯ã€ä»¥ä¸‹ã®æ‰‹é †ã§æ¤œè¨¼ãƒ»ãƒ‡ãƒãƒƒã‚°ã—ã¦ã„ã‚‹ã®ã§ã¯ãªã„ã ã‚ã†ã‹ï¼Ÿ 例外やã€æ„図ã—ãªã„動作ãŒç™ºç”Ÿã™ã‚‹ ソース・コードä¸ã®è©²å½“ã—ãã†ãªã¨ã“ã‚を探ã—ã€ãƒ–レークãƒã‚¤ãƒ³ãƒˆã‚’è¨å®šã™ã‚‹ å†åº¦åŒã˜æ‰‹é †ã‚’実行ã™ã‚‹ ã¨ã“ã‚ãŒã€ã“ã®ã€ŒåŒã˜æ‰‹é †ã‚’実行ã™ã‚‹ã€ã¨ã„ã†ã“ã¨ãŒã€å¾“æ¥ã®Visual Studioã§ã¯éžå¸¸ã«åŽ„介ã ã£ãŸã€‚例ãˆã°ã€éžå¸¸ã«é•·ã„é–“æ“作ã—ãŸçµæžœã§ç™ºç”Ÿã—ãŸãƒã‚°ã®å ´åˆã€ãã®ã¨ãã¾ã§ã«å…¥åŠ›ã—ãŸãƒ‡ãƒ¼ã‚¿ã‚„æ‰‹é †ã‚’ã™ã¹ã¦è¦šãˆã¦ã„
<?paul
Facebook was kind enough to open source the XHProf extension last year, but it flew under my radar until I saw a presentation including it earlier this year when they showed off HipHop. XHProf provides profiling information about your application, while being lightweight enough to run on a production server (against a percentage of requests). Once we got it installed we ran into a few limitations
Firebugã§å…ƒã®JavaScriptã®ã‚³ãƒ¼ãƒ‰ã«æ‰‹ã‚’入れãšã«debug用ã®console出力を入れる方法 - monjudoh’s diary
Firebugã§ã¯æ¡ä»¶ä»˜ãブレークãƒã‚¤ãƒ³ãƒˆãŒä½¿ãˆã‚‹ã®ã§ã€ scriptタブã«ã¦è©²å½“è¡Œã«ãƒ–レークãƒã‚¤ãƒ³ãƒˆã‚’貼り〠æ¡ä»¶ã¨ã—ã¦consoleã¸ã®å‡ºåŠ›ã‚’||区切りã§ã€æœ€å¾Œã«&& falseを入れる。 console.debug('this.lastPosition') || console.dir(this.lastPosition) && false ã“ã†ã™ã‚‹ã¨ãƒ–レークãƒã‚¤ãƒ³ãƒˆã‚’通る度ã«consoleã¸ã®å‡ºåŠ›ã¯è©•ä¾¡ã•ã‚Œã€ consoleã«å‡ºåŠ›ã•ã‚Œã€æœ€å¾Œã®&& falseã®ãŸã‚å¼å…¨ä½“ã¯å¿…ãšfalseã¨ã—ã¦è©•ä¾¡ã•ã‚Œã‚‹ãŸã‚ ブレークã™ã‚‹ã“ã¨ã¯ãªã„。 追記 console出力系関数ã®æˆ»ã‚Šå€¤ã¯undefinedãªã‚“ã ã‹ã‚‰&& falseã¯ä¸è¦ã‹ 追記 nanto_vi @monjudoh JSã§ã¯||より&&ã®æ–¹ãŒå„ªå…ˆé †ä½ãŒé«˜ã„ã®ã§ã€a || b && c ã¯aãŒçœŸãªã‚‰bã‚‚cも評価ã•ã‚Œãšã«å…¨ä½“ãŒçœŸã¨ã—ã¦
æ»ã‚“ã プãƒã‚»ã‚¹ã®ã‚¹ã‚¿ãƒƒã‚¯ãƒˆãƒ¬ãƒ¼ã‚¹ã‚’自動åŽé›†ã™ã‚‹ãƒ‡ãƒ¼ãƒ¢ãƒ³ã‚’書ã„㟠(ãã—ã¦ã€ãã®å‡ºåŠ›ã‚’開発者ã«é€ã£ã¦ã‚ã’ã‚‹ã¨å–œã°ã‚Œã‚‹ã‚ˆã¨ã„ã†è©±) - kazuhoã®ãƒ¡ãƒ¢ç½®ãå ´
æ»ã‚“ã プãƒã‚»ã‚¹ (ã‚ã‚‹ã„㯠kill ã—ãŸãƒ—ãƒã‚»ã‚¹) ã® core イメージã‹ã‚‰è‡ªå‹•çš„ã«ã‚¹ã‚¿ãƒƒã‚¯ãƒˆãƒ¬ãƒ¼ã‚¹ã‚’åŽé›†ã™ã‚‹ãƒ‡ãƒ¼ãƒ¢ãƒ³ã‚’書ã„ãŸã®ã§ã€ã“れをセットアップã—ã¦ã‚µãƒ¼ãƒã«ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ã—ã¨ãã¨ã„ã„ã‹ã‚‚ã§ã™ (kaztools/bt_cores at master · kazuho/kaztools · GitHub)。Linux ã®ã¿å¯¾å¿œ*1。使ã„方㯠bt_cores --help ã¨ã™ã‚‹ã‹ã€perl Makefile.PL && make install ã—㦠man bt_cores。 具体的ã«ã„ã†ã¨ã€Q4M ã¨ã‹ Incline ã¨ã‹ kazuho product ãŒè½ã¡ãŸã‚Šå›ºã¾ã£ãŸã‚Šã—ãŸã‚‰ã‚¹ã‚¿ãƒƒã‚¯ãƒˆãƒ¬ãƒ¼ã‚¹é€ã£ã¦ãれるã¨ã€ç§ãŒã†ã‚Œã—ã„ã§ã™ (å¤ã„ãƒãƒ¼ã‚¸ãƒ§ãƒ³ã®ã‚¹ã‚¿ãƒƒã‚¯ãƒˆãƒ¬ãƒ¼ã‚¹ã ã¨ã¨ã¦ã‚‚悲ã—ã„ã§ã™)。コアファイルã¯å†…部データãŒã„ã‚ã„ã‚å…¥ã£ã¦ã‚‹ã‹ã‚‰å¤–部ã®äººã«ã¯è¦‹ã›ã‚‰ã‚Œãªã„ã‘ã©ã€ã‚¹ã‚¿ãƒƒã‚¯ãƒˆãƒ¬ãƒ¼ã‚¹
Python Debugging Techniques | Ayman Hourieh's Blog
This article covers several techniques for debugging Python programs. The applicability of these techniques ranges from simple scripts to complex applications. The topics that are covered include launching an interactive console from within your program, using the Python debugger, and implementing robust logging. Various tips are included along the way to help you debug and fix problems quickly an
Finding and fixing memory leaks in Python - amix blog
Finding and fixing memory leaks can be a real challenge, but luckily Python has some pretty good tools for spotting these things. I have already written about this issue and this post will go into more details on how to spot and debug a memory leak in MySQLdb, which is the standard Python wrapper for MySQL.Introducing Dozer Dozer is a WSGI middleware that displays sparklines of Python object count
News on Digital Marketing and Technologies
Debugbar is an IE (Internet Explorer) web development bar, divided in a toolbar and a sidebar. It aims to help you debugging your website faster or to analyse quickly any web page. The Toolbar The toolbar is a the top of the IE browser. This bar contains several features to ease your debug session: Customize the DebugBar Check for updates Alert on javascript errors A must one: send page screenshot
関数をラップã™ã‚‹
ウェブサービスç‰ã®API ã¨ã‚„ã‚Šå–ã‚Šã™ã‚‹ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ã‚’使ã£ã¦é–‹ç™ºã—ã¦ã„ã‚‹éš›ã€ãƒ‡ãƒãƒƒã‚°ã®ãŸã‚API ã‹ã‚‰ã®ãƒ¬ã‚¹ãƒãƒ³ã‚¹ã‚’ã®ãžã見ãŸã„ã¨ããŒã‚ã‚‹ã¨æ€ã„ã¾ã™(自分ã¯ã•ã£ãã‚ã‚Šã¾ã—ãŸ)。 ãã‚“ãªã¨ãã€é–¢æ•°ã‚’ラップã™ã‚‹ã¨ä¾¿åˆ©ã§ã™ã€‚ åž‹ã‚°ãƒãƒ– my $orig_request = LWP::UserAgent->can('request'); *LWP::UserAgent::request = sub { use Data::Dumper; my $response = $orig_request->(@_); print Dumper($response); return $response; }; Hook::LexWrap use Hook::LexWrap; wrap 'LWP::UserAgent::request', post => sub { use Data::Dumper; my $r
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Debug Hacks Conference 2009
Google Code Archive - Long-term storage for Google Code Project Hosting.
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